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class="vector-toc-list"> <li id="toc-Blade" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Blade"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>Blade</span> </div> </a> <ul id="toc-Blade-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Ripper" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Ripper"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.2</span> <span>Ripper</span> </div> </a> <ul id="toc-Ripper-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Variants" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Variants"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Variants</span> </div> </a> <button aria-controls="toc-Variants-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Variants subsection</span> </button> <ul id="toc-Variants-sublist" class="vector-toc-list"> <li id="toc-Armored_bulldozers" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Armored_bulldozers"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.1</span> <span>Armored bulldozers</span> </div> </a> <ul id="toc-Armored_bulldozers-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Remote-controlled_dozers" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#Remote-controlled_dozers"> <div class="vector-toc-text"> <span class="vector-toc-numb">2.2</span> <span>Remote-controlled dozers</span> </div> </a> <ul id="toc-Remote-controlled_dozers-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-History" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#History"> <div class="vector-toc-text"> <span class="vector-toc-numb">3</span> <span>History</span> </div> </a> <ul id="toc-History-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Manufacturers" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Manufacturers"> <div class="vector-toc-text"> <span class="vector-toc-numb">4</span> <span>Manufacturers</span> </div> </a> <ul id="toc-Manufacturers-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Etymology" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Etymology"> <div class="vector-toc-text"> <span class="vector-toc-numb">5</span> <span>Etymology</span> </div> </a> <ul id="toc-Etymology-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-Gallery" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Gallery"> <div class="vector-toc-text"> <span class="vector-toc-numb">6</span> <span>Gallery</span> </div> </a> <ul id="toc-Gallery-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-See_also" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#See_also"> <div class="vector-toc-text"> <span class="vector-toc-numb">7</span> <span>See also</span> </div> </a> <ul id="toc-See_also-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-References" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#References"> <div class="vector-toc-text"> <span class="vector-toc-numb">8</span> <span>References</span> </div> </a> <ul id="toc-References-sublist" class="vector-toc-list"> </ul> </li> <li id="toc-External_links" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#External_links"> <div class="vector-toc-text"> <span class="vector-toc-numb">9</span> <span>External links</span> </div> </a> <ul id="toc-External_links-sublist" class="vector-toc-list"> </ul> </li> </ul> </div> </div> </nav> </div> </div> <div class="mw-content-container"> <main id="content" class="mw-body"> <header class="mw-body-header vector-page-titlebar"> <nav aria-label="Contents" class="vector-toc-landmark"> <div id="vector-page-titlebar-toc" class="vector-dropdown vector-page-titlebar-toc vector-button-flush-left" title="Table of Contents" > <input type="checkbox" id="vector-page-titlebar-toc-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-vector-page-titlebar-toc" class="vector-dropdown-checkbox " aria-label="Toggle the table of contents" > <label id="vector-page-titlebar-toc-label" for="vector-page-titlebar-toc-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only " aria-hidden="true" ><span class="vector-icon mw-ui-icon-listBullet mw-ui-icon-wikimedia-listBullet"></span> <span class="vector-dropdown-label-text">Toggle the table of contents</span> </label> <div class="vector-dropdown-content"> <div id="vector-page-titlebar-toc-unpinned-container" class="vector-unpinned-container"> </div> </div> </div> </nav> <h1 id="firstHeading" class="firstHeading mw-first-heading"><span class="mw-page-title-main">Bulldozer</span></h1> <div id="p-lang-btn" class="vector-dropdown mw-portlet mw-portlet-lang" > <input type="checkbox" id="p-lang-btn-checkbox" role="button" aria-haspopup="true" data-event-name="ui.dropdown-p-lang-btn" class="vector-dropdown-checkbox mw-interlanguage-selector" aria-label="Go to an article in another language. Available in 63 languages" > <label id="p-lang-btn-label" for="p-lang-btn-checkbox" class="vector-dropdown-label cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--action-progressive mw-portlet-lang-heading-63" aria-hidden="true" ><span class="vector-icon mw-ui-icon-language-progressive mw-ui-icon-wikimedia-language-progressive"></span> <span class="vector-dropdown-label-text">63 languages</span> </label> <div class="vector-dropdown-content"> <div class="vector-menu-content"> <ul class="vector-menu-content-list"> <li class="interlanguage-link interwiki-af mw-list-item"><a href="https://af.wikipedia.org/wiki/Stootskraper" title="Stootskraper – Afrikaans" lang="af" hreflang="af" data-title="Stootskraper" data-language-autonym="Afrikaans" data-language-local-name="Afrikaans" class="interlanguage-link-target"><span>Afrikaans</span></a></li><li class="interlanguage-link interwiki-ar mw-list-item"><a href="https://ar.wikipedia.org/wiki/%D8%AC%D8%B1%D8%A7%D9%81%D8%A9" title="جرافة – Arabic" lang="ar" hreflang="ar" data-title="جرافة" data-language-autonym="العربية" data-language-local-name="Arabic" class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-an mw-list-item"><a href="https://an.wikipedia.org/wiki/Bulld%C3%B3zer" title="Bulldózer – Aragonese" lang="an" hreflang="an" data-title="Bulldózer" data-language-autonym="Aragonés" data-language-local-name="Aragonese" class="interlanguage-link-target"><span>Aragonés</span></a></li><li class="interlanguage-link interwiki-ast mw-list-item"><a href="https://ast.wikipedia.org/wiki/Buld%C3%B3cer" title="Buldócer – Asturian" lang="ast" hreflang="ast" data-title="Buldócer" data-language-autonym="Asturianu" data-language-local-name="Asturian" class="interlanguage-link-target"><span>Asturianu</span></a></li><li class="interlanguage-link interwiki-az mw-list-item"><a href="https://az.wikipedia.org/wiki/Buldozer" title="Buldozer – Azerbaijani" lang="az" hreflang="az" data-title="Buldozer" data-language-autonym="Azərbaycanca" data-language-local-name="Azerbaijani" class="interlanguage-link-target"><span>Azərbaycanca</span></a></li><li class="interlanguage-link interwiki-be mw-list-item"><a href="https://be.wikipedia.org/wiki/%D0%91%D1%83%D0%BB%D1%8C%D0%B4%D0%BE%D0%B7%D0%B5%D1%80" title="Бульдозер – Belarusian" lang="be" hreflang="be" data-title="Бульдозер" data-language-autonym="Беларуская" data-language-local-name="Belarusian" class="interlanguage-link-target"><span>Беларуская</span></a></li><li class="interlanguage-link interwiki-bg mw-list-item"><a href="https://bg.wikipedia.org/wiki/%D0%91%D1%83%D0%BB%D0%B4%D0%BE%D0%B7%D0%B5%D1%80" title="Булдозер – Bulgarian" lang="bg" hreflang="bg" data-title="Булдозер" data-language-autonym="Български" data-language-local-name="Bulgarian" class="interlanguage-link-target"><span>Български</span></a></li><li class="interlanguage-link interwiki-br mw-list-item"><a href="https://br.wikipedia.org/wiki/Tourter" title="Tourter – Breton" lang="br" hreflang="br" data-title="Tourter" data-language-autonym="Brezhoneg" data-language-local-name="Breton" class="interlanguage-link-target"><span>Brezhoneg</span></a></li><li class="interlanguage-link interwiki-ca mw-list-item"><a href="https://ca.wikipedia.org/wiki/Buld%C3%B2zer" title="Buldòzer – Catalan" lang="ca" hreflang="ca" data-title="Buldòzer" data-language-autonym="Català" data-language-local-name="Catalan" class="interlanguage-link-target"><span>Català</span></a></li><li class="interlanguage-link interwiki-cs mw-list-item"><a href="https://cs.wikipedia.org/wiki/Dozer" title="Dozer – Czech" lang="cs" hreflang="cs" data-title="Dozer" data-language-autonym="Čeština" data-language-local-name="Czech" class="interlanguage-link-target"><span>Čeština</span></a></li><li class="interlanguage-link interwiki-da mw-list-item"><a href="https://da.wikipedia.org/wiki/Bulldozer" title="Bulldozer – Danish" lang="da" hreflang="da" data-title="Bulldozer" data-language-autonym="Dansk" data-language-local-name="Danish" class="interlanguage-link-target"><span>Dansk</span></a></li><li class="interlanguage-link interwiki-de mw-list-item"><a href="https://de.wikipedia.org/wiki/Planierraupe" title="Planierraupe – German" lang="de" hreflang="de" data-title="Planierraupe" data-language-autonym="Deutsch" data-language-local-name="German" class="interlanguage-link-target"><span>Deutsch</span></a></li><li class="interlanguage-link interwiki-et mw-list-item"><a href="https://et.wikipedia.org/wiki/Buldooser" title="Buldooser – Estonian" lang="et" hreflang="et" data-title="Buldooser" data-language-autonym="Eesti" data-language-local-name="Estonian" class="interlanguage-link-target"><span>Eesti</span></a></li><li class="interlanguage-link interwiki-el mw-list-item"><a href="https://el.wikipedia.org/wiki/%CE%9C%CF%80%CE%BF%CF%85%CE%BB%CE%BD%CF%84%CF%8C%CE%B6%CE%B1" title="Μπουλντόζα – Greek" lang="el" hreflang="el" data-title="Μπουλντόζα" data-language-autonym="Ελληνικά" data-language-local-name="Greek" class="interlanguage-link-target"><span>Ελληνικά</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Buld%C3%B3cer" title="Buldócer – Spanish" lang="es" hreflang="es" data-title="Buldócer" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eo mw-list-item"><a href="https://eo.wikipedia.org/wiki/Buldozo" title="Buldozo – Esperanto" lang="eo" hreflang="eo" data-title="Buldozo" data-language-autonym="Esperanto" data-language-local-name="Esperanto" class="interlanguage-link-target"><span>Esperanto</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Bulldozer" title="Bulldozer – Basque" lang="eu" hreflang="eu" data-title="Bulldozer" data-language-autonym="Euskara" data-language-local-name="Basque" class="interlanguage-link-target"><span>Euskara</span></a></li><li class="interlanguage-link interwiki-fa mw-list-item"><a href="https://fa.wikipedia.org/wiki/%D8%A8%D9%88%D9%84%D8%AF%D9%88%D8%B2%D8%B1" title="بولدوزر – Persian" lang="fa" hreflang="fa" data-title="بولدوزر" data-language-autonym="فارسی" data-language-local-name="Persian" class="interlanguage-link-target"><span>فارسی</span></a></li><li class="interlanguage-link interwiki-fr mw-list-item"><a href="https://fr.wikipedia.org/wiki/Bulldozer" title="Bulldozer – French" lang="fr" hreflang="fr" data-title="Bulldozer" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-gl mw-list-item"><a href="https://gl.wikipedia.org/wiki/Bulldozer" title="Bulldozer – Galician" lang="gl" hreflang="gl" data-title="Bulldozer" data-language-autonym="Galego" data-language-local-name="Galician" class="interlanguage-link-target"><span>Galego</span></a></li><li class="interlanguage-link interwiki-ko mw-list-item"><a href="https://ko.wikipedia.org/wiki/%EB%B6%88%EB%8F%84%EC%A0%80" title="불도저 – Korean" lang="ko" hreflang="ko" data-title="불도저" data-language-autonym="한국어" data-language-local-name="Korean" class="interlanguage-link-target"><span>한국어</span></a></li><li class="interlanguage-link interwiki-hr mw-list-item"><a href="https://hr.wikipedia.org/wiki/Buldo%C5%BEer" title="Buldožer – Croatian" lang="hr" hreflang="hr" data-title="Buldožer" data-language-autonym="Hrvatski" data-language-local-name="Croatian" class="interlanguage-link-target"><span>Hrvatski</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Mesin_penggusur" title="Mesin penggusur – Indonesian" lang="id" hreflang="id" data-title="Mesin penggusur" data-language-autonym="Bahasa Indonesia" data-language-local-name="Indonesian" class="interlanguage-link-target"><span>Bahasa Indonesia</span></a></li><li class="interlanguage-link interwiki-is mw-list-item"><a href="https://is.wikipedia.org/wiki/Jar%C3%B0%C3%BDta" title="Jarðýta – Icelandic" lang="is" hreflang="is" data-title="Jarðýta" data-language-autonym="Íslenska" data-language-local-name="Icelandic" class="interlanguage-link-target"><span>Íslenska</span></a></li><li class="interlanguage-link interwiki-it mw-list-item"><a href="https://it.wikipedia.org/wiki/Bulldozer" title="Bulldozer – Italian" lang="it" hreflang="it" data-title="Bulldozer" data-language-autonym="Italiano" data-language-local-name="Italian" class="interlanguage-link-target"><span>Italiano</span></a></li><li class="interlanguage-link interwiki-he mw-list-item"><a href="https://he.wikipedia.org/wiki/%D7%93%D7%97%D7%A4%D7%95%D7%A8" title="דחפור – Hebrew" lang="he" hreflang="he" data-title="דחפור" data-language-autonym="עברית" data-language-local-name="Hebrew" class="interlanguage-link-target"><span>עברית</span></a></li><li class="interlanguage-link interwiki-kk mw-list-item"><a href="https://kk.wikipedia.org/wiki/%D0%91%D1%83%D0%BB%D1%8C%D0%B4%D0%BE%D0%B7%D0%B5%D1%80" title="Бульдозер – Kazakh" lang="kk" hreflang="kk" data-title="Бульдозер" data-language-autonym="Қазақша" data-language-local-name="Kazakh" class="interlanguage-link-target"><span>Қазақша</span></a></li><li class="interlanguage-link interwiki-ky mw-list-item"><a href="https://ky.wikipedia.org/wiki/%D0%91%D1%83%D0%BB%D1%8C%D0%B4%D0%BE%D0%B7%D0%B5%D1%80" title="Бульдозер – Kyrgyz" lang="ky" hreflang="ky" data-title="Бульдозер" data-language-autonym="Кыргызча" data-language-local-name="Kyrgyz" class="interlanguage-link-target"><span>Кыргызча</span></a></li><li class="interlanguage-link interwiki-la mw-list-item"><a href="https://la.wikipedia.org/wiki/Chamulcus_automatarius" title="Chamulcus automatarius – Latin" lang="la" hreflang="la" data-title="Chamulcus automatarius" data-language-autonym="Latina" data-language-local-name="Latin" class="interlanguage-link-target"><span>Latina</span></a></li><li class="interlanguage-link interwiki-lv mw-list-item"><a href="https://lv.wikipedia.org/wiki/Buldozers" title="Buldozers – Latvian" lang="lv" hreflang="lv" data-title="Buldozers" data-language-autonym="Latviešu" data-language-local-name="Latvian" class="interlanguage-link-target"><span>Latviešu</span></a></li><li class="interlanguage-link interwiki-lt mw-list-item"><a href="https://lt.wikipedia.org/wiki/Buldozeris" title="Buldozeris – Lithuanian" lang="lt" hreflang="lt" data-title="Buldozeris" data-language-autonym="Lietuvių" data-language-local-name="Lithuanian" class="interlanguage-link-target"><span>Lietuvių</span></a></li><li class="interlanguage-link interwiki-hu mw-list-item"><a href="https://hu.wikipedia.org/wiki/Buld%C3%B3zer" title="Buldózer – Hungarian" lang="hu" hreflang="hu" data-title="Buldózer" data-language-autonym="Magyar" data-language-local-name="Hungarian" class="interlanguage-link-target"><span>Magyar</span></a></li><li class="interlanguage-link interwiki-mk mw-list-item"><a href="https://mk.wikipedia.org/wiki/%D0%91%D1%83%D0%BB%D0%B4%D0%BE%D0%B6%D0%B5%D1%80" title="Булдожер – Macedonian" lang="mk" hreflang="mk" data-title="Булдожер" data-language-autonym="Македонски" data-language-local-name="Macedonian" class="interlanguage-link-target"><span>Македонски</span></a></li><li class="interlanguage-link interwiki-ml mw-list-item"><a href="https://ml.wikipedia.org/wiki/%E0%B4%AC%E0%B5%81%E0%B5%BE%E0%B4%A1%E0%B5%8B%E0%B4%B8%E0%B5%BC" title="ബുൾഡോസർ – Malayalam" lang="ml" hreflang="ml" data-title="ബുൾഡോസർ" data-language-autonym="മലയാളം" data-language-local-name="Malayalam" class="interlanguage-link-target"><span>മലയാളം</span></a></li><li class="interlanguage-link interwiki-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Jentolak" title="Jentolak – Malay" lang="ms" hreflang="ms" data-title="Jentolak" data-language-autonym="Bahasa Melayu" data-language-local-name="Malay" class="interlanguage-link-target"><span>Bahasa Melayu</span></a></li><li class="interlanguage-link interwiki-my mw-list-item"><a href="https://my.wikipedia.org/wiki/%E1%80%98%E1%80%B0%E1%80%92%E1%80%AD%E1%80%AF%E1%80%87%E1%80%AC" title="ဘူဒိုဇာ – Burmese" lang="my" hreflang="my" data-title="ဘူဒိုဇာ" data-language-autonym="မြန်မာဘာသာ" data-language-local-name="Burmese" class="interlanguage-link-target"><span>မြန်မာဘာသာ</span></a></li><li class="interlanguage-link interwiki-nl mw-list-item"><a href="https://nl.wikipedia.org/wiki/Bulldozer_(machine)" title="Bulldozer (machine) – Dutch" lang="nl" hreflang="nl" data-title="Bulldozer (machine)" data-language-autonym="Nederlands" data-language-local-name="Dutch" class="interlanguage-link-target"><span>Nederlands</span></a></li><li class="interlanguage-link interwiki-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E3%83%96%E3%83%AB%E3%83%89%E3%83%BC%E3%82%B6%E3%83%BC" title="ブルドーザー – Japanese" lang="ja" hreflang="ja" data-title="ブルドーザー" data-language-autonym="日本語" data-language-local-name="Japanese" class="interlanguage-link-target"><span>日本語</span></a></li><li class="interlanguage-link interwiki-no mw-list-item"><a href="https://no.wikipedia.org/wiki/Bulldoser" title="Bulldoser – Norwegian Bokmål" lang="nb" hreflang="nb" data-title="Bulldoser" data-language-autonym="Norsk bokmål" data-language-local-name="Norwegian Bokmål" class="interlanguage-link-target"><span>Norsk bokmål</span></a></li><li class="interlanguage-link interwiki-nn mw-list-item"><a href="https://nn.wikipedia.org/wiki/Bulldosar" title="Bulldosar – Norwegian Nynorsk" lang="nn" hreflang="nn" data-title="Bulldosar" data-language-autonym="Norsk nynorsk" data-language-local-name="Norwegian Nynorsk" class="interlanguage-link-target"><span>Norsk nynorsk</span></a></li><li class="interlanguage-link interwiki-uz mw-list-item"><a href="https://uz.wikipedia.org/wiki/Buldozer" title="Buldozer – Uzbek" lang="uz" hreflang="uz" data-title="Buldozer" data-language-autonym="Oʻzbekcha / ўзбекча" data-language-local-name="Uzbek" class="interlanguage-link-target"><span>Oʻzbekcha / ўзбекча</span></a></li><li class="interlanguage-link interwiki-pa mw-list-item"><a href="https://pa.wikipedia.org/wiki/%E0%A8%AC%E0%A9%81%E0%A8%B2%E0%A8%A1%E0%A9%8B%E0%A8%9C%E0%A8%BC%E0%A8%B0" title="ਬੁਲਡੋਜ਼ਰ – Punjabi" lang="pa" hreflang="pa" data-title="ਬੁਲਡੋਜ਼ਰ" data-language-autonym="ਪੰਜਾਬੀ" data-language-local-name="Punjabi" class="interlanguage-link-target"><span>ਪੰਜਾਬੀ</span></a></li><li class="interlanguage-link interwiki-pl mw-list-item"><a href="https://pl.wikipedia.org/wiki/Spycharka" title="Spycharka – Polish" lang="pl" hreflang="pl" data-title="Spycharka" data-language-autonym="Polski" data-language-local-name="Polish" class="interlanguage-link-target"><span>Polski</span></a></li><li class="interlanguage-link interwiki-pt mw-list-item"><a href="https://pt.wikipedia.org/wiki/Trator_de_esteira" title="Trator de esteira – Portuguese" lang="pt" hreflang="pt" data-title="Trator de esteira" data-language-autonym="Português" data-language-local-name="Portuguese" class="interlanguage-link-target"><span>Português</span></a></li><li class="interlanguage-link interwiki-ro mw-list-item"><a href="https://ro.wikipedia.org/wiki/Buldozer" title="Buldozer – Romanian" lang="ro" hreflang="ro" data-title="Buldozer" data-language-autonym="Română" data-language-local-name="Romanian" class="interlanguage-link-target"><span>Română</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%91%D1%83%D0%BB%D1%8C%D0%B4%D0%BE%D0%B7%D0%B5%D1%80" title="Бульдозер – Russian" lang="ru" hreflang="ru" data-title="Бульдозер" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-simple mw-list-item"><a href="https://simple.wikipedia.org/wiki/Bulldozer" title="Bulldozer – Simple English" lang="en-simple" hreflang="en-simple" data-title="Bulldozer" data-language-autonym="Simple English" data-language-local-name="Simple English" class="interlanguage-link-target"><span>Simple English</span></a></li><li class="interlanguage-link interwiki-sl mw-list-item"><a href="https://sl.wikipedia.org/wiki/Buldo%C5%BEer" title="Buldožer – Slovenian" lang="sl" hreflang="sl" data-title="Buldožer" data-language-autonym="Slovenščina" data-language-local-name="Slovenian" class="interlanguage-link-target"><span>Slovenščina</span></a></li><li class="interlanguage-link interwiki-sr mw-list-item"><a href="https://sr.wikipedia.org/wiki/Buldo%C5%BEer" title="Buldožer – Serbian" lang="sr" hreflang="sr" data-title="Buldožer" data-language-autonym="Српски / srpski" data-language-local-name="Serbian" class="interlanguage-link-target"><span>Српски / srpski</span></a></li><li class="interlanguage-link interwiki-sh mw-list-item"><a href="https://sh.wikipedia.org/wiki/Buldo%C5%BEer" title="Buldožer – Serbo-Croatian" lang="sh" hreflang="sh" data-title="Buldožer" data-language-autonym="Srpskohrvatski / српскохрватски" data-language-local-name="Serbo-Croatian" class="interlanguage-link-target"><span>Srpskohrvatski / српскохрватски</span></a></li><li class="interlanguage-link interwiki-fi mw-list-item"><a href="https://fi.wikipedia.org/wiki/Puskutraktori" title="Puskutraktori – Finnish" lang="fi" hreflang="fi" data-title="Puskutraktori" data-language-autonym="Suomi" data-language-local-name="Finnish" class="interlanguage-link-target"><span>Suomi</span></a></li><li class="interlanguage-link interwiki-sv mw-list-item"><a href="https://sv.wikipedia.org/wiki/Schaktmaskin" title="Schaktmaskin – Swedish" lang="sv" hreflang="sv" data-title="Schaktmaskin" data-language-autonym="Svenska" data-language-local-name="Swedish" class="interlanguage-link-target"><span>Svenska</span></a></li><li class="interlanguage-link interwiki-ta mw-list-item"><a href="https://ta.wikipedia.org/wiki/%E0%AE%87%E0%AE%9F%E0%AE%BF%E0%AE%AA%E0%AF%8D%E0%AE%AA%E0%AF%81%E0%AE%A8%E0%AF%8D%E0%AE%A4%E0%AF%81" title="இடிப்புந்து – Tamil" lang="ta" hreflang="ta" data-title="இடிப்புந்து" data-language-autonym="தமிழ்" data-language-local-name="Tamil" class="interlanguage-link-target"><span>தமிழ்</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Buldozer" title="Buldozer – Turkish" lang="tr" hreflang="tr" data-title="Buldozer" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tyv mw-list-item"><a href="https://tyv.wikipedia.org/wiki/%D0%91%D1%83%D0%BB%D1%8C%D0%B4%D0%BE%D0%B7%D0%B5%D1%80" title="Бульдозер – Tuvinian" lang="tyv" hreflang="tyv" data-title="Бульдозер" data-language-autonym="Тыва дыл" data-language-local-name="Tuvinian" class="interlanguage-link-target"><span>Тыва дыл</span></a></li><li class="interlanguage-link interwiki-uk mw-list-item"><a href="https://uk.wikipedia.org/wiki/%D0%91%D1%83%D0%BB%D1%8C%D0%B4%D0%BE%D0%B7%D0%B5%D1%80" title="Бульдозер – Ukrainian" lang="uk" hreflang="uk" data-title="Бульдозер" data-language-autonym="Українська" data-language-local-name="Ukrainian" class="interlanguage-link-target"><span>Українська</span></a></li><li class="interlanguage-link interwiki-ur mw-list-item"><a href="https://ur.wikipedia.org/wiki/%D8%A8%D9%84%DA%88%D9%88%D8%B2%D8%B1" title="بلڈوزر – Urdu" lang="ur" hreflang="ur" data-title="بلڈوزر" data-language-autonym="اردو" data-language-local-name="Urdu" class="interlanguage-link-target"><span>اردو</span></a></li><li class="interlanguage-link interwiki-vi mw-list-item"><a href="https://vi.wikipedia.org/wiki/M%C3%A1y_%E1%BB%A7i" title="Máy ủi – Vietnamese" lang="vi" hreflang="vi" data-title="Máy ủi" data-language-autonym="Tiếng Việt" data-language-local-name="Vietnamese" class="interlanguage-link-target"><span>Tiếng Việt</span></a></li><li class="interlanguage-link interwiki-war mw-list-item"><a href="https://war.wikipedia.org/wiki/Buldoser" title="Buldoser – Waray" lang="war" hreflang="war" data-title="Buldoser" data-language-autonym="Winaray" data-language-local-name="Waray" class="interlanguage-link-target"><span>Winaray</span></a></li><li class="interlanguage-link interwiki-wuu mw-list-item"><a href="https://wuu.wikipedia.org/wiki/%E6%8E%A8%E5%9C%9F%E6%9C%BA" title="推土机 – Wu" lang="wuu" hreflang="wuu" data-title="推土机" data-language-autonym="吴语" data-language-local-name="Wu" class="interlanguage-link-target"><span>吴语</span></a></li><li class="interlanguage-link interwiki-yi mw-list-item"><a href="https://yi.wikipedia.org/wiki/%D7%91%D7%95%D7%9C%D7%93%D7%90%D7%96%D7%A2%D7%A8" title="בולדאזער – Yiddish" lang="yi" hreflang="yi" data-title="בולדאזער" data-language-autonym="ייִדיש" data-language-local-name="Yiddish" class="interlanguage-link-target"><span>ייִדיש</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E6%8E%A8%E5%9C%9F%E8%BB%8A" title="推土車 – Cantonese" lang="yue" hreflang="yue" data-title="推土車" data-language-autonym="粵語" data-language-local-name="Cantonese" class="interlanguage-link-target"><span>粵語</span></a></li><li class="interlanguage-link interwiki-zh mw-list-item"><a href="https://zh.wikipedia.org/wiki/%E6%8E%A8%E5%9C%9F%E6%A9%9F" title="推土機 – Chinese" lang="zh" hreflang="zh" data-title="推土機" data-language-autonym="中文" data-language-local-name="Chinese" 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class="mw-content-ltr mw-parser-output" lang="en" dir="ltr"><div class="shortdescription nomobile noexcerpt noprint searchaux" style="display:none">Mobile machine which uses a frontal blade to push large volumes of material</div> <style data-mw-deduplicate="TemplateStyles:r1236090951">.mw-parser-output .hatnote{font-style:italic}.mw-parser-output div.hatnote{padding-left:1.6em;margin-bottom:0.5em}.mw-parser-output .hatnote i{font-style:normal}.mw-parser-output .hatnote+link+.hatnote{margin-top:-0.5em}@media print{body.ns-0 .mw-parser-output .hatnote{display:none!important}}</style><div role="note" class="hatnote navigation-not-searchable">"Dozer" redirects here. For other uses, see <a href="/wiki/Dozer_(disambiguation)" class="mw-disambig" title="Dozer (disambiguation)">Dozer (disambiguation)</a>.</div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951" /><div role="note" class="hatnote navigation-not-searchable">For other uses, see <a href="/wiki/Bulldozer_(disambiguation)" class="mw-disambig" title="Bulldozer (disambiguation)">Bulldozer (disambiguation)</a>.</div> <figure typeof="mw:File/Thumb"><a href="/wiki/File:CatD9T.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/6/6d/CatD9T.jpg/330px-CatD9T.jpg" decoding="async" width="300" height="199" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/6/6d/CatD9T.jpg/500px-CatD9T.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/6/6d/CatD9T.jpg/960px-CatD9T.jpg 2x" data-file-width="3008" data-file-height="2000" /></a><figcaption>A large bulldozer with multi-shank ripper, the <a href="/wiki/Caterpillar_D9" title="Caterpillar D9">Caterpillar D9</a></figcaption></figure> <p>A <b>bulldozer</b> or <b>dozer</b> (also called a <b>crawler</b>) is a large <a href="/wiki/Tractor" title="Tractor">tractor</a> equipped with a metal <a href="#Blade">blade</a> at the front for pushing material (<a href="/wiki/Soil" title="Soil">soil</a>, sand, snow, rubble, or rock) during <a href="/wiki/Construction" title="Construction">construction</a> work. It travels most commonly on <a href="/wiki/Continuous_track" title="Continuous track">continuous tracks</a>, though specialized models riding on large <a href="/wiki/Heavy_equipment#Traction:_Off-the-road_tires_and_tracks" title="Heavy equipment">off-road tires</a> are also produced. Its most popular accessory is a <a href="#Ripper">ripper</a>, a large hook-like device mounted singly or in multiples in the rear to loosen dense materials. </p><p>Bulldozers are used heavily in large and small scale construction, road building, <a href="/wiki/Mining" title="Mining">mining</a> and <a href="/wiki/Quarrying" class="mw-redirect" title="Quarrying">quarrying</a>, on farms, in <a href="/wiki/Heavy_industry" title="Heavy industry">heavy industry</a> factories, and in military applications in both peace and wartime. </p><p>The word "bulldozer" refers only to a motorized unit fitted with a blade designed for pushing. The word is sometimes used inaccurately for other <a href="/wiki/Heavy_equipment" title="Heavy equipment">heavy equipment</a> such as the generally similar <a href="/wiki/Loader_(equipment)" title="Loader (equipment)">front-end loader</a> designed for carrying material rather than pushing it. The term originally referred only to the blade attachment but is now commonly applied to any crawler tractor with a front-mounted blade. </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="Description">Description</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=1" title="Edit section: Description"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1034237262">.mw-parser-output .stack{box-sizing:border-box}.mw-parser-output .stack>div{margin:1px;overflow:hidden}@media all and (min-width:720px){.mw-parser-output .stack-clear-left{float:left;clear:left}.mw-parser-output .stack-clear-right{float:right;clear:right}.mw-parser-output .stack-left{float:left}.mw-parser-output .stack-right{float:right}.mw-parser-output .stack-margin-clear-left{float:left;clear:left;margin-right:1em}.mw-parser-output .stack-margin-clear-right{float:right;clear:right;margin-left:1em}.mw-parser-output .stack-margin-left{float:left;margin-right:1em}.mw-parser-output .stack-margin-right{float:right;margin-left:1em}}</style><div class="stack mw-stack stack-right"><div><figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Liebherr_722_Planierraupe_1.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/f/fe/Liebherr_722_Planierraupe_1.JPG/250px-Liebherr_722_Planierraupe_1.JPG" decoding="async" width="220" height="165" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/fe/Liebherr_722_Planierraupe_1.JPG/330px-Liebherr_722_Planierraupe_1.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/fe/Liebherr_722_Planierraupe_1.JPG/500px-Liebherr_722_Planierraupe_1.JPG 2x" data-file-width="3264" data-file-height="2448" /></a><figcaption>A <a href="/wiki/Liebherr" title="Liebherr">Liebherr</a> bulldozer with a straight blade</figcaption></figure> </div><div><figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Liebherr_722_Planierraupe_2.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/5/53/Liebherr_722_Planierraupe_2.JPG/250px-Liebherr_722_Planierraupe_2.JPG" decoding="async" width="220" height="177" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/5/53/Liebherr_722_Planierraupe_2.JPG/330px-Liebherr_722_Planierraupe_2.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/5/53/Liebherr_722_Planierraupe_2.JPG/500px-Liebherr_722_Planierraupe_2.JPG 2x" data-file-width="2880" data-file-height="2319" /></a><figcaption>The same bulldozer's multishank ripper</figcaption></figure></div></div> <p>Typically, bulldozers are large and powerful <a href="/wiki/Tractor" title="Tractor">tractors</a> with <a href="/wiki/Continuous_track" title="Continuous track">continuous tracked</a> treads. The tracks give them excellent traction and mobility through very rough terrain. Wide tracks also help distribute the vehicle's weight over a large area (decreasing <a href="/wiki/Ground_pressure" title="Ground pressure">ground pressure</a>), thus preventing it from sinking in <a href="/wiki/Sand" title="Sand">sandy</a> or <a href="/wiki/Mud" title="Mud">muddy</a> ground. Extra-wide tracks are known as swamp tracks or low ground pressure (lgp) tracks. Bulldozers have <a href="/wiki/Transmission_system" title="Transmission system">transmission systems</a> designed to take advantage of the track system and provide excellent <a href="/wiki/Tractive_force" class="mw-redirect" title="Tractive force">tractive force</a>. </p><p>These traits allow bulldozers to excel in <a href="/wiki/Road_building" class="mw-redirect" title="Road building">road building</a>, <a href="/wiki/Construction" title="Construction">construction</a>, <a href="/wiki/Mining" title="Mining">mining</a>, <a href="/wiki/Forestry" title="Forestry">forestry</a>, <a href="/wiki/Land_clearing" class="mw-redirect" title="Land clearing">land clearing</a>, infrastructure development, and any other projects requiring highly mobile, powerful, and stable earth-moving equipment. </p><p>A variant is the all-wheel-drive wheeled bulldozer, which generally has four large rubber-tired wheels, hydraulically operated <a href="/wiki/Steering#Articulated_steering" title="Steering">articulated steering</a>, and a hydraulically actuated blade mounted forward of the articulation joint. </p><p>The bulldozer's primary tools are the blade and the ripper: </p> <div style="clear:both;" class=""></div> <div class="mw-heading mw-heading3"><h3 id="Blade">Blade</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=2" title="Edit section: Blade"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Wintershall_Monte_Kali_01.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/1/11/Wintershall_Monte_Kali_01.jpg/220px-Wintershall_Monte_Kali_01.jpg" decoding="async" width="220" height="181" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/1/11/Wintershall_Monte_Kali_01.jpg/330px-Wintershall_Monte_Kali_01.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/1/11/Wintershall_Monte_Kali_01.jpg/440px-Wintershall_Monte_Kali_01.jpg 2x" data-file-width="2048" data-file-height="1688" /></a><figcaption>Bulldozer with combination blade</figcaption></figure> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Komatsu_bulldozer_pushing_coal_in_Power_plant_Ljubljana_(winter_2017).jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/9/97/Komatsu_bulldozer_pushing_coal_in_Power_plant_Ljubljana_%28winter_2017%29.jpg/250px-Komatsu_bulldozer_pushing_coal_in_Power_plant_Ljubljana_%28winter_2017%29.jpg" decoding="async" width="220" height="120" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/97/Komatsu_bulldozer_pushing_coal_in_Power_plant_Ljubljana_%28winter_2017%29.jpg/330px-Komatsu_bulldozer_pushing_coal_in_Power_plant_Ljubljana_%28winter_2017%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/97/Komatsu_bulldozer_pushing_coal_in_Power_plant_Ljubljana_%28winter_2017%29.jpg/500px-Komatsu_bulldozer_pushing_coal_in_Power_plant_Ljubljana_%28winter_2017%29.jpg 2x" data-file-width="4296" data-file-height="2352" /></a><figcaption>Bulldozer pushing up to 7 m<sup>3</sup> with semi-U blade with large side wings</figcaption></figure> <p>Bulldozer blades come in three types: </p> <ul><li>straight ("S blade"), short with no lateral curve or side wings. Can be used for fine grading.</li> <li>universal ("U blade"), tall and very curved, with large side wings to maximize load.</li> <li>combination ("S-U", or semi-U), shorter, with less curvature and smaller side wings. It is typically used for pushing large rocks, as at a quarry.</li></ul> <p>Blades can be fitted straight across the frame, or at an angle. All can be lifted, some, with additional hydraulic cylinders, can be tilted to vary the angle up to one side. </p><p>Sometimes, a bulldozer is used to push or pull another piece of earth-moving equipment known as a "<a href="/wiki/Wheel_tractor-scraper" title="Wheel tractor-scraper">scraper</a>" to increase productivity. The towed <a href="/wiki/Fresno_Scraper" class="mw-redirect" title="Fresno Scraper">Fresno Scraper</a>, invented in 1883 by <a href="/wiki/James_Porteous" title="James Porteous">James Porteous</a>, was the first design to enable this to be done economically, removing the soil from an area being <a href="/wiki/Cut_and_fill" title="Cut and fill">cut</a> and depositing where needed as <a href="/wiki/Cut_and_fill" title="Cut and fill">fill</a>. Dozer blades with a reinforced center section for pushing are known as "bull blades". </p><p>Dozer blades are added to <a href="/wiki/Combat_engineering_vehicle" class="mw-redirect" title="Combat engineering vehicle">combat engineering vehicles</a> and other military equipment, such as <a href="/wiki/Artillery_tractor" title="Artillery tractor">artillery tractors</a> such as the <a href="/wiki/Hitachi_Type_73" title="Hitachi Type 73">Type 73</a> or <a href="/wiki/M8_tractor" title="M8 tractor">M8 tractor</a>, to clear battlefield obstacles and prepare firing positions.<sup id="cite_ref-trewhitt_1-0" class="reference"><a href="#cite_note-trewhitt-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup> Dozer blades may be mounted on <a href="/wiki/Main_battle_tank" title="Main battle tank">main battle tanks</a> to clear antitank obstacles or mines, and dig improvised shelters. </p> <div class="mw-heading mw-heading3"><h3 id="Ripper">Ripper</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=3" title="Edit section: Ripper"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Caterpillar_D9N.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/e/e3/Caterpillar_D9N.jpg/220px-Caterpillar_D9N.jpg" decoding="async" width="220" height="147" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/e/e3/Caterpillar_D9N.jpg/330px-Caterpillar_D9N.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/e/e3/Caterpillar_D9N.jpg/440px-Caterpillar_D9N.jpg 2x" data-file-width="3637" data-file-height="2433" /></a><figcaption>A <a href="/wiki/Caterpillar_D9" title="Caterpillar D9">Caterpillar D9</a>N equipped with a single-shank ripper</figcaption></figure> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Liebherr_724_Planierraupe_4.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/Liebherr_724_Planierraupe_4.jpg/250px-Liebherr_724_Planierraupe_4.jpg" decoding="async" width="220" height="206" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/7/72/Liebherr_724_Planierraupe_4.jpg/330px-Liebherr_724_Planierraupe_4.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/7/72/Liebherr_724_Planierraupe_4.jpg/500px-Liebherr_724_Planierraupe_4.jpg 2x" data-file-width="2612" data-file-height="2448" /></a><figcaption>Multishank ripper</figcaption></figure> <p>A ripper is a long, claw-like shank that may be mounted singly or in multiples on the rear of a bulldozer to loosen hard and impacted materials. It is raised and lowered as desired by hydraulic cylinders. Usually a single shank is preferred for heavy ripping. The ripper is equipped with a replaceable <a href="/wiki/Tungsten" title="Tungsten">tungsten</a> <a href="/wiki/Steel" title="Steel">steel</a> <a href="/wiki/Alloy" title="Alloy">alloy</a> tip, known as a boot. </p><p>Ripping can not only loosen soil (such as <a href="/wiki/Podzol" title="Podzol">podzol</a> hardpan) in agricultural and construction applications but break shaly rock or pavement into easily handled rubble. </p><p>A variant of the ripper is the stumpbuster,<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> a single spike protruding horizontally used to split a tree stump. </p> <div style="clear:both;" class=""></div> <div class="mw-heading mw-heading2"><h2 id="Variants">Variants</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=4" title="Edit section: Variants"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size mw-halign-right" typeof="mw:File/Thumb"><a href="/wiki/File:Liebherr_631_Kettenlader_1.JPG" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Liebherr_631_Kettenlader_1.JPG/250px-Liebherr_631_Kettenlader_1.JPG" decoding="async" width="220" height="165" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Liebherr_631_Kettenlader_1.JPG/330px-Liebherr_631_Kettenlader_1.JPG 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b8/Liebherr_631_Kettenlader_1.JPG/500px-Liebherr_631_Kettenlader_1.JPG 2x" data-file-width="3264" data-file-height="2448" /></a><figcaption>A <a href="/wiki/Tracked_loader" title="Tracked loader">tracked loader</a> is designed to carry rather than push or rough-grade material</figcaption></figure> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951" /><div role="note" class="hatnote navigation-not-searchable">Further information on the small airborne bulldozer: <a href="/wiki/Clark_CA1" title="Clark CA1">Clark CA1</a></div> <div class="mw-heading mw-heading3"><h3 id="Armored_bulldozers">Armored bulldozers</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=5" title="Edit section: Armored bulldozers"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236090951" /><div role="note" class="hatnote navigation-not-searchable">Main article: <a href="/wiki/Armored_bulldozer" title="Armored bulldozer">Armored bulldozer</a></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:D9-IDF-2018-Zachi-Evenor-1.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/4/4b/D9-IDF-2018-Zachi-Evenor-1.jpg/250px-D9-IDF-2018-Zachi-Evenor-1.jpg" decoding="async" width="220" height="170" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/4/4b/D9-IDF-2018-Zachi-Evenor-1.jpg/330px-D9-IDF-2018-Zachi-Evenor-1.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/4/4b/D9-IDF-2018-Zachi-Evenor-1.jpg/500px-D9-IDF-2018-Zachi-Evenor-1.jpg 2x" data-file-width="4436" data-file-height="3423" /></a><figcaption>An armored <a href="/wiki/IDF_Caterpillar_D9" title="IDF Caterpillar D9">IDF Caterpillar D9</a> bulldozer used by the <a href="/wiki/Israel_Defense_Forces" title="Israel Defense Forces">Israeli Military</a></figcaption></figure> <p>Bulldozers employed for <a href="/wiki/Combat_engineer" title="Combat engineer">combat-engineering roles</a> are often fitted with <a href="/wiki/Armor" class="mw-redirect" title="Armor">armor</a> to protect the driver from firearms and debris, enabling bulldozers to operate in combat zones. The most widely documented use is the <a href="/wiki/Israel_Defense_Forces" title="Israel Defense Forces">Israeli Military</a> militarized <a href="/wiki/IDF_Caterpillar_D9" title="IDF Caterpillar D9">Caterpillar D9</a>, for earth moving, clearing terrain obstacles, opening routes, and detonating explosive charges. The IDF used armoured bulldozers extensively during <a href="/wiki/2004_Israeli_operation_in_Rafah" title="2004 Israeli operation in Rafah">Operation Rainbow</a> where they were used to uproot <a href="/wiki/Gaza_Strip_smuggling_tunnels" title="Gaza Strip smuggling tunnels">Gaza Strip smuggling tunnels</a> and destroy residential neighbourhoods, water wells and pipes, and agricultural land<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-:1_4-0" class="reference"><a href="#cite_note-:1-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> to expand the military <a href="/wiki/Buffer_zone" title="Buffer zone">buffer zone</a> along the <a href="/wiki/Philadelphi_Route" class="mw-redirect" title="Philadelphi Route">Philadelphi Route</a>.<sup id="cite_ref-:1_4-1" class="reference"><a href="#cite_note-:1-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> This use drew criticism against both the use and the suppliers of armoured bulldozers from human-rights organizations such as the EWASH-coalition and <a href="/wiki/Human_Rights_Watch" title="Human Rights Watch">Human Rights Watch</a>,<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> the latter of whom urged <a href="/wiki/Caterpillar_Inc." title="Caterpillar Inc.">Caterpillar</a> to cease their sale of bulldozers to the IDF. The use of bulldozers was seen as necessary by Israeli authorities to uproot smuggling tunnels, destroy houses used by Palestinian gunmen, and expand the buffer zone.<sup id="cite_ref-:1_4-2" class="reference"><a href="#cite_note-:1-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p><p>Some forces' engineer doctrines differentiate between a low-mobility armoured dozer (LMAD) and a high-mobility armoured dozer (HMAD). The LMAD is dependent on a flatbed to move it to its employment site, whereas the HMAD has a more robust engine and drive system designed to give it road mobility with a moderate range and speed. HMADs, however, normally lack the full cross-country mobility characteristics of a dozer blade-equipped tank or armoured personnel carrier. </p><p>Some bulldozers have been fitted with armor by civilian operators to prevent bystanders or police from interfering with the work performed by the bulldozer, as in the case of <a href="/wiki/Strike_action" title="Strike action">strikes</a> or demolition of <a href="/wiki/Eminent_domain" title="Eminent domain">condemned</a> buildings. This has also been done by civilians with a dispute with the authorities, such as <a href="/wiki/Marvin_Heemeyer" title="Marvin Heemeyer">Marvin Heemeyer</a>, who outfitted his Komatsu D355A bulldozer with homemade composite armor to then demolish government buildings. </p> <div class="mw-heading mw-heading3"><h3 id="Remote-controlled_dozers">Remote-controlled dozers</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=6" title="Edit section: Remote-controlled dozers"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In recent years, innovations in the construction technology have made remote-controlled bulldozers a reality. Now, heavy machinery can be controlled from up to 1,000 feet away. This contributes to the safety of workers on the jobsite, keeping them at a secure distance from potentially dangerous jobs. </p><p>The advancement and the ability to control the heavy machinery from afar provides workers with the sufficient control over the dozers to get the job done. Though these machines are still in their early stages, many construction companies are using them successfully.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (August 2020)">citation needed</span></a></i>]</sup> </p> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=7" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Cat45-mojave.jpg" class="mw-file-description"><img alt="A train of over fifteen wagons crossing the desert, a flat sandy expanse with scrub-like bushes and a mountain range in the distance." src="//upload.wikimedia.org/wikipedia/commons/thumb/c/c7/Cat45-mojave.jpg/220px-Cat45-mojave.jpg" decoding="async" width="220" height="160" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/c/c7/Cat45-mojave.jpg/330px-Cat45-mojave.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/c/c7/Cat45-mojave.jpg/440px-Cat45-mojave.jpg 2x" data-file-width="640" data-file-height="466" /></a><figcaption>Two <a href="/wiki/Holt_tractor" title="Holt tractor">Holt 45</a> gas <a href="/wiki/Continuous_track" title="Continuous track">crawling-type</a> tractors team up to pull a long wagon train in the <a href="/wiki/Mojave_Desert" title="Mojave Desert">Mojave Desert</a> during construction of the <a href="/wiki/Los_Angeles_Aqueduct" title="Los Angeles Aqueduct">Los Angeles Aqueduct</a> in 1909.</figcaption></figure> <figure class="mw-default-size" typeof="mw:File/Thumb"><a href="/wiki/File:Fiat_Allis_41B_Dozer.jpg" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/31/Fiat_Allis_41B_Dozer.jpg/220px-Fiat_Allis_41B_Dozer.jpg" decoding="async" width="220" height="148" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/31/Fiat_Allis_41B_Dozer.jpg/330px-Fiat_Allis_41B_Dozer.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/31/Fiat_Allis_41B_Dozer.jpg/440px-Fiat_Allis_41B_Dozer.jpg 2x" data-file-width="5000" data-file-height="3360" /></a><figcaption>Heavy 1970s bulldozer <a href="/wiki/Fiat_Allis" class="mw-redirect" title="Fiat Allis">Fiat Allis</a> 41-B, the largest of its day</figcaption></figure> <p>The first bulldozers were adapted from <a href="/wiki/Holt_Manufacturing_Company" title="Holt Manufacturing Company">Holt</a> farm tractors that were used to plough fields. The versatility of tractors in soft ground for logging and road building contributed to the development of the armored <a href="/wiki/Tank" title="Tank">tank</a> in <a href="/wiki/World_War_I" title="World War I">World War I</a>. </p><p>In 1923, farmer James Cummings and draftsman J. Earl McLeod made the first designs for the bulldozer. A replica is on display at the city park in <a href="/wiki/Morrowville,_Kansas" title="Morrowville, Kansas">Morrowville, Kansas</a>, where the two built the first bulldozer.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> On December 18, 1923, Cummings and McLeod filed U.S. patent #1,522,378 that was later issued on January 6, 1925, for an "Attachment for Tractors."<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>By the 1920s, tracked vehicles became common, particularly the <a href="/wiki/Caterpillar_60" class="mw-redirect" title="Caterpillar 60">Caterpillar 60</a>. Rubber-tired vehicles came into use in the 1940s. To dig <a href="/wiki/Canal" title="Canal">canals</a>, raise earthen <a href="/wiki/Dam" title="Dam">dams</a>, and do other earth-moving jobs, these tractors were equipped with a large, thick, metal plate in front. (The blade got its curved shape later). In some early models, the driver sat on top in the open without a cabin. The three main types of bulldozer blades are a U-blade for pushing and carrying soil relatively long distances, a straight blade for "knocking down" and spreading piles of soil, and a brush <a href="/wiki/Rake_(tool)" title="Rake (tool)">rake</a> for removing brush and roots. These attachments (home-built or built by small equipment manufacturers of attachments for wheeled and crawler tractors and trucks) appeared by 1929. </p><p>Widespread acceptance of the bull-grader does not seem to appear before the mid-1930s. The addition of power down-force provided by hydraulic cylinders instead of just the weight of the blade made them the preferred excavation machine for large and small contractors alike by the 1940s, by which time the term "bulldozer" referred to the entire machine and not just the attachment. </p><p>Over the years, bulldozers got bigger and more powerful in response to the demand for equipment suited for ever larger <a href="/wiki/Earthworks_(engineering)" title="Earthworks (engineering)">earthworks</a>. Firms such as <a href="/wiki/Caterpillar_Inc." title="Caterpillar Inc.">Caterpillar</a>, <a href="/wiki/Komatsu_Limited" title="Komatsu Limited">Komatsu</a>, <a href="/wiki/Clark_Equipment_Company" title="Clark Equipment Company">Clark Equipment Co</a>, <a href="/wiki/Case_CE" class="mw-redirect" title="Case CE">Case</a>, <a href="/wiki/Euclid_Trucks" title="Euclid Trucks">Euclid</a>,<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> <a href="/wiki/Allis_Chalmers" class="mw-redirect" title="Allis Chalmers">Allis Chalmers</a>, <a href="/wiki/Liebherr" title="Liebherr">Liebherr</a>, <a href="/wiki/LiuGong_Construction_Machinery,_LLC." class="mw-redirect" title="LiuGong Construction Machinery, LLC.">LiuGong</a>, <a href="/wiki/Terex" title="Terex">Terex</a>, <a href="/wiki/Fiat-Allis" class="mw-redirect" title="Fiat-Allis">Fiat-Allis</a>, <a href="/wiki/Deere_%26_Company" class="mw-redirect" title="Deere & Company">John Deere</a>, <a href="/wiki/Massey_Ferguson" title="Massey Ferguson">Massey Ferguson</a>, <a href="/wiki/BEML" title="BEML">BEML</a>, XGMA, and <a href="/wiki/International_Harvester" title="International Harvester">International Harvester</a> manufactured large, tracked-type earthmoving machines. <a href="/wiki/R.G._LeTourneau" class="mw-redirect" title="R.G. LeTourneau">R.G. LeTourneau</a> and Caterpillar manufactured large, rubber-tired bulldozers. </p><p>Bulldozers grew more sophisticated as time passed. Improvements include drivetrains analogous to (in automobiles) an <a href="/wiki/Automatic_transmission" title="Automatic transmission">automatic transmission</a> instead of a manual transmission, such as the early Euclid C-6 and TC-12 or Model C Tournadozer, blade movement controlled by <a href="/wiki/Hydraulics" title="Hydraulics">hydraulic</a> cylinders or electric motors instead of early models' cable winch/brake, and automatic grade control. Hydraulic cylinders enabled the application of down force, more precise manipulation of the blade, and automated controls. </p><p>A more recent innovation is the outfitting of bulldozers with <a href="/wiki/GPS" class="mw-redirect" title="GPS">GPS</a> technology, such as manufactured by <a href="/wiki/Topcon" title="Topcon">Topcon</a> Positioning Systems, Inc., <a href="/wiki/Trimble_Inc" class="mw-redirect" title="Trimble Inc">Trimble Inc</a>, or <a href="/wiki/Leica_Geosystems" title="Leica Geosystems">Leica Geosystems</a>, for precise grade control and (potentially) "stakeless" construction. As a response to the many, and often varying claims about these systems, the Kellogg Report<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> published in 2010 a detailed comparison of all the manufacturers' systems, evaluating more than 200 features for dozers alone. </p><p>The best-known maker of bulldozers is Caterpillar. Komatsu, Liebherr, Case, <a href="/wiki/Hitachi_Construction_Machinery" title="Hitachi Construction Machinery">Hitachi</a>, <a href="/wiki/Volvo_Construction_Equipment" title="Volvo Construction Equipment">Volvo</a>, and John Deere are present-day competitors. Although these machines began as modified farm tractors, they became the mainstay for big civil construction projects, and found their way into use by <a href="/wiki/Military" title="Military">military</a> construction units worldwide. The best-known model, the <a href="/wiki/Caterpillar_D9" title="Caterpillar D9">Caterpillar D9</a>, was also used to clear <a href="/wiki/Landmines" class="mw-redirect" title="Landmines">mines</a> and <a href="/wiki/Demolition" title="Demolition">demolish</a> enemy structures. </p> <div class="mw-heading mw-heading2"><h2 id="Manufacturers">Manufacturers</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=8" title="Edit section: Manufacturers"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Industry statistics based on 2010 production published by <i>Off-Highway Research</i> showed <a href="/wiki/Shantui" title="Shantui">Shantui</a> was the largest producer of bulldozers, making over 10,000 units that year or two in five crawler-type dozers made in the world.<sup id="cite_ref-production_12-0" class="reference"><a href="#cite_note-production-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> The next-largest producer by number of units is Caterpillar Inc., which produced 6,400 units.<sup id="cite_ref-production_12-1" class="reference"><a href="#cite_note-production-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> </p><p>Komatsu introduced the D575A in 1981, the D757A-2 in 1991, and the D575A-3 in 2002, which the company touts as the biggest bulldozer in the world.<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Etymology">Etymology</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=9" title="Edit section: Etymology"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li>A 19th-century term<sup class="noprint Inline-Template" style="margin-left:0.1em; white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Please_clarify" title="Wikipedia:Please clarify"><span title="What term - specifically? (March 2025)">clarification needed</span></a></i>]</sup> used in engineering for a horizontal <a href="/wiki/Forging_press" class="mw-redirect" title="Forging press">forging press</a><sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (March 2025)">citation needed</span></a></i>]</sup></li> <li>Around 1870s: In the USA, a "bulldose" was a large dose (namely, one large enough to be literally or figuratively effective against a bull) of any sort of medicine or punishment.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (March 2025)">citation needed</span></a></i>]</sup></li> <li>By the late 1870s, "to bulldoze"<sup class="noprint Inline-Template" style="margin-left:0.1em; white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Please_clarify" title="Wikipedia:Please clarify"><span title="How did it go from "bulldose"/"bulldosing" to "bulldoze" and "bulldozing"? A clarifying citation for this is necessary. (March 2025)">clarification needed</span></a></i>]</sup> and "bulldozing" were being used throughout the United States to describe intimidation "by violent and unlawful means",<sup id="cite_ref-:0_14-0" class="reference"><a href="#cite_note-:0-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> which sometimes meant a severe whipping or coercion, or other intimidation, such as at gunpoint.<sup id="cite_ref-History_of_the_Bulldozer_15-0" class="reference"><a href="#cite_note-History_of_the_Bulldozer-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> It had a particular meaning in the <a href="/wiki/Southern_United_States" title="Southern United States">Southern United States</a> as a whipping or other punishment for <a href="/wiki/African_Americans" title="African Americans">African Americans</a> to suppress black voter turnout in the <a href="/wiki/1876_United_States_presidential_election" title="1876 United States presidential election">1876 United States presidential election</a>.<sup id="cite_ref-16" class="reference"><a href="#cite_note-16"><span class="cite-bracket">[</span>16<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-17" class="reference"><a href="#cite_note-17"><span class="cite-bracket">[</span>17<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-18" class="reference"><a href="#cite_note-18"><span class="cite-bracket">[</span>18<span class="cite-bracket">]</span></a></sup></li> <li>1886: "Bulldozer" meant a large-caliber <a href="/wiki/Pistol" title="Pistol">pistol</a> and the person who wielded it.<sup id="cite_ref-History_of_the_Bulldozer_15-1" class="reference"><a href="#cite_note-History_of_the_Bulldozer-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup></li> <li>Late 19th century: "Bulldozing" meant using brute force to push over or through any obstacle, with reference to two bulls pushing against each other's heads in a fight over dominance.<sup id="cite_ref-History_of_the_Bulldozer_15-2" class="reference"><a href="#cite_note-History_of_the_Bulldozer-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup></li> <li>1930s: applied to the vehicle<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (March 2025)">citation needed</span></a></i>]</sup></li></ul> <p>These appeared as early as 1929, but were known as "bull grader" blades, and the term "bulldozer blade" did not appear to come into widespread use until the mid-1930s.<sup class="noprint Inline-Template Template-Fact" style="white-space:nowrap;">[<i><a href="/wiki/Wikipedia:Citation_needed" title="Wikipedia:Citation needed"><span title="This claim needs references to reliable sources. (March 2025)">citation needed</span></a></i>]</sup> "Bulldozer" now refers to the whole machine, not just the attachment. In contemporary usage, "bulldozer" is sometimes shortened to "dozer", and the verb "bulldozing" to "dozing", thus making a <a href="/wiki/Homophone" title="Homophone">homophone</a> with the pre-existing unrelated verb "<a href="https://en.wiktionary.org/wiki/doze" class="extiw" title="wikt:doze">dozing</a>" (for being somnolent, napping). </p> <div class="mw-heading mw-heading2"><h2 id="Gallery">Gallery</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=10" title="Edit section: Gallery"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul class="gallery mw-gallery-nolines"> <li class="gallerybox" style="width: 205px"> <div class="thumb" style="width: 200px;"><span typeof="mw:File"><a href="/wiki/File:Cat_D11_View_2.jpg" class="mw-file-description" title="Caterpillar D11N with a double shank ripper"><img alt="Caterpillar D11N with a double shank ripper" src="//upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Cat_D11_View_2.jpg/250px-Cat_D11_View_2.jpg" decoding="async" width="200" height="108" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Cat_D11_View_2.jpg/330px-Cat_D11_View_2.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/0/0d/Cat_D11_View_2.jpg/500px-Cat_D11_View_2.jpg 2x" data-file-width="1707" data-file-height="926" /></a></span></div> <div class="gallerytext"><a href="/wiki/Caterpillar_D11" title="Caterpillar D11">Caterpillar D11</a>N with a double shank ripper</div> </li> <li class="gallerybox" style="width: 205px"> <div class="thumb" style="width: 200px;"><span typeof="mw:File"><a href="/wiki/File:Poti_Seaport,_Georgia_%E2%80%94_Receiving_of_New_Bulldozers_for_Solid_Waste_Management_(03).jpg" class="mw-file-description" title="Bulldozer for solid waste management"><img alt="Bulldozer for solid waste management" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Poti_Seaport%2C_Georgia_%E2%80%94_Receiving_of_New_Bulldozers_for_Solid_Waste_Management_%2803%29.jpg/250px-Poti_Seaport%2C_Georgia_%E2%80%94_Receiving_of_New_Bulldozers_for_Solid_Waste_Management_%2803%29.jpg" decoding="async" width="200" height="133" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Poti_Seaport%2C_Georgia_%E2%80%94_Receiving_of_New_Bulldozers_for_Solid_Waste_Management_%2803%29.jpg/330px-Poti_Seaport%2C_Georgia_%E2%80%94_Receiving_of_New_Bulldozers_for_Solid_Waste_Management_%2803%29.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ae/Poti_Seaport%2C_Georgia_%E2%80%94_Receiving_of_New_Bulldozers_for_Solid_Waste_Management_%2803%29.jpg/500px-Poti_Seaport%2C_Georgia_%E2%80%94_Receiving_of_New_Bulldozers_for_Solid_Waste_Management_%2803%29.jpg 2x" data-file-width="960" data-file-height="640" /></a></span></div> <div class="gallerytext">Bulldozer for solid waste management</div> </li> <li class="gallerybox" style="width: 205px"> <div class="thumb" style="width: 200px;"><span typeof="mw:File"><a href="/wiki/File:QRH_Challenger_2s_in_Estonia_MOD_45167094.jpg" class="mw-file-description" title="British Challenger 2 tank fitted with pivoting dozer blade, 2020"><img alt="British Challenger 2 tank fitted with pivoting dozer blade, 2020" src="//upload.wikimedia.org/wikipedia/commons/thumb/8/88/QRH_Challenger_2s_in_Estonia_MOD_45167094.jpg/200px-QRH_Challenger_2s_in_Estonia_MOD_45167094.jpg" decoding="async" width="200" height="133" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/8/88/QRH_Challenger_2s_in_Estonia_MOD_45167094.jpg/300px-QRH_Challenger_2s_in_Estonia_MOD_45167094.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/8/88/QRH_Challenger_2s_in_Estonia_MOD_45167094.jpg/400px-QRH_Challenger_2s_in_Estonia_MOD_45167094.jpg 2x" data-file-width="6000" data-file-height="4000" /></a></span></div> <div class="gallerytext">British <a href="/wiki/Challenger_2" title="Challenger 2">Challenger 2</a> tank fitted with pivoting dozer blade, 2020</div> </li> <li class="gallerybox" style="width: 205px"> <div class="thumb" style="width: 200px;"><span typeof="mw:File"><a href="/wiki/File:Cabless_Cat_D8.jpg" class="mw-file-description" title="Caterpillar D8 bulldozer without a cab"><img alt="Caterpillar D8 bulldozer without a cab" src="//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/Cabless_Cat_D8.jpg/250px-Cabless_Cat_D8.jpg" decoding="async" width="200" height="150" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/f/f2/Cabless_Cat_D8.jpg/330px-Cabless_Cat_D8.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/f/f2/Cabless_Cat_D8.jpg/500px-Cabless_Cat_D8.jpg 2x" data-file-width="3264" data-file-height="2448" /></a></span></div> <div class="gallerytext"><a href="/wiki/Caterpillar_D8" title="Caterpillar D8">Caterpillar D8</a> bulldozer without a cab</div> </li> <li class="gallerybox" style="width: 205px"> <div class="thumb" style="width: 200px;"><span typeof="mw:File"><a href="/wiki/File:First_Tractor_Company_-_old_working_model_-_01.jpg" class="mw-file-description" title="A First Tractor Company bulldozer still operational in 2012 on Xinbu Island, Hainan, China"><img alt="A First Tractor Company bulldozer still operational in 2012 on Xinbu Island, Hainan, China" src="//upload.wikimedia.org/wikipedia/commons/thumb/d/da/First_Tractor_Company_-_old_working_model_-_01.jpg/250px-First_Tractor_Company_-_old_working_model_-_01.jpg" decoding="async" width="200" height="158" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/d/da/First_Tractor_Company_-_old_working_model_-_01.jpg/330px-First_Tractor_Company_-_old_working_model_-_01.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/d/da/First_Tractor_Company_-_old_working_model_-_01.jpg/500px-First_Tractor_Company_-_old_working_model_-_01.jpg 2x" data-file-width="2632" data-file-height="2081" /></a></span></div> <div class="gallerytext">A <a href="/wiki/First_Tractor_Company" class="mw-redirect" title="First Tractor Company">First Tractor Company</a> bulldozer still operational in 2012 on <a href="/wiki/Xinbu_Island" title="Xinbu Island">Xinbu Island</a>, Hainan, China</div> </li> <li class="gallerybox" style="width: 205px"> <div class="thumb" style="width: 200px;"><span typeof="mw:File"><a href="/wiki/File:Zettelmeyer_ZD_3001.jpg" class="mw-file-description" title="Zettelmeyer ZD 3001 wheeled bulldozer"><img alt="Zettelmeyer ZD 3001 wheeled bulldozer" src="//upload.wikimedia.org/wikipedia/commons/thumb/a/ac/Zettelmeyer_ZD_3001.jpg/200px-Zettelmeyer_ZD_3001.jpg" decoding="async" width="200" height="113" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/a/ac/Zettelmeyer_ZD_3001.jpg/300px-Zettelmeyer_ZD_3001.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/a/ac/Zettelmeyer_ZD_3001.jpg/400px-Zettelmeyer_ZD_3001.jpg 2x" data-file-width="2000" data-file-height="1127" /></a></span></div> <div class="gallerytext">Zettelmeyer ZD 3001 wheeled bulldozer</div> </li> <li class="gallerybox" style="width: 205px"> <div class="thumb" style="width: 200px;"><span typeof="mw:File"><a href="/wiki/File:Skid-steer_bulldozer.webp" class="mw-file-description" title="Skid-steer bulldozer"><img alt="Skid-steer bulldozer" src="//upload.wikimedia.org/wikipedia/commons/thumb/9/98/Skid-steer_bulldozer.webp/200px-Skid-steer_bulldozer.webp.png" decoding="async" width="200" height="144" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/9/98/Skid-steer_bulldozer.webp/300px-Skid-steer_bulldozer.webp.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/9/98/Skid-steer_bulldozer.webp/400px-Skid-steer_bulldozer.webp.png 2x" data-file-width="3818" data-file-height="2751" /></a></span></div> <div class="gallerytext"><a href="/wiki/Skid-steer_loader" title="Skid-steer loader">Skid-steer</a> bulldozer</div> </li> <li class="gallerybox" style="width: 205px"> <div class="thumb" style="width: 200px;"><span typeof="mw:File"><a href="/wiki/File:Bulldozer_2.jpg" class="mw-file-description" title="John Deere bulldozer"><img alt="John Deere bulldozer" src="//upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Bulldozer_2.jpg/250px-Bulldozer_2.jpg" decoding="async" width="200" height="136" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Bulldozer_2.jpg/330px-Bulldozer_2.jpg 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/b/b6/Bulldozer_2.jpg/500px-Bulldozer_2.jpg 2x" data-file-width="3644" data-file-height="2487" /></a></span></div> <div class="gallerytext"><a href="/wiki/John_Deere" title="John Deere">John Deere</a> bulldozer</div> </li> </ul> <div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=11" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Acco_super_bulldozer" title="Acco super bulldozer">Acco super bulldozer</a>, largest bulldozer manufactured</li> <li><i><a href="/wiki/Athanas" title="Athanas">Athanas</a></i> for the 'bulldozer shrimp' (from the way it pushes sand about)</li> <li><a href="/wiki/Wheel_tractor-scraper" title="Wheel tractor-scraper">Land scraper</a> or land leveler - an earth moving machine that is pulled behind a tractor rather than pushed.</li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist 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data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFTrewhitt1999" class="citation book cs1">Trewhitt, Philip (1999). <i>Armoured Fighting Vehicles</i>. 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Retrieved <span class="nowrap">2021-07-22</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Razing+Rafah%3A+Mass+Home+Demolitions+in+the+Gaza+Strip&rft.date=2004-10&rft_id=https%3A%2F%2Fhrw.org%2Freports%2F2004%2Frafah1004%2Frafah1004text.pdf&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> <li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://www.hrw.org/news/2004/11/21/israel-caterpillar-should-suspend-bulldozer-sales">"Israel: Caterpillar Should Suspend Bulldozer Sales"</a>. <i>Human Rights Watch</i>. 2004-11-21<span class="reference-accessdate">. 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Retrieved <span class="nowrap">2021-07-22</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Question+of+Palestine&rft.atitle=Israel%27s+violations+of+human+rights+regarding+water+and+sanitation+in+the+OPT+-+Report+by+Al-Haq+and+EWASH+to+CESCR+-+Non-Un+document&rft_id=https%3A%2F%2Fwww.un.org%2Funispal%2Fdocument%2Fauto-insert-195880%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation news cs1"><a rel="nofollow" class="external text" href="https://www.bbc.com/news/world-middle-east-19395651">"Profile: Rachel Corrie"</a>. <i>BBC News</i>. 2012-08-28<span class="reference-accessdate">. Retrieved <span class="nowrap">2021-07-22</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=article&rft.jtitle=BBC+News&rft.atitle=Profile%3A+Rachel+Corrie&rft.date=2012-08-28&rft_id=https%3A%2F%2Fwww.bbc.com%2Fnews%2Fworld-middle-east-19395651&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFGrout2010" class="citation book cs1">Grout, Pam (15 June 2010). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=OZVrxulVBtoC&q=James+Cummings+J.+Earl+McLeod+bulldozer&pg=PA189"><i>Kansas Curiosities: Quirky Characters, Roadside Oddities & Other Offbeat Stuff</i></a>. Rowman & Littlefield. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9780762765799" title="Special:BookSources/9780762765799"><bdi>9780762765799</bdi></a><span class="reference-accessdate">. Retrieved <span class="nowrap">2012-04-01</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Kansas+Curiosities%3A+Quirky+Characters%2C+Roadside+Oddities+%26+Other+Offbeat+Stuff&rft.pub=Rowman+%26+Littlefield&rft.date=2010-06-15&rft.isbn=9780762765799&rft.aulast=Grout&rft.aufirst=Pam&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DOZVrxulVBtoC%26q%3DJames%2BCummings%2BJ.%2BEarl%2BMcLeod%2Bbulldozer%26pg%3DPA189&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text"><a rel="nofollow" class="external text" href="https://patents.google.com/patent/US1522378?oq=1522378">Patent 1522378, Attachment For Tractors, John E McLeod and James D Cummings, Filed December 18, 1923.</a></span> </li> <li id="cite_note-10"><span class="mw-cite-backlink"><b><a href="#cite_ref-10">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFHaddock" class="citation web cs1">Haddock, Keith. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20120319094927/http://pendergast.ca/antiqueengine/euclid.htm">"Euclid-General Motors' Crawler Tractor"</a>. PEI Tractor Club. Archived from <a rel="nofollow" class="external text" href="http://pendergast.ca/antiqueengine/euclid.htm">the original</a> on 19 March 2012<span class="reference-accessdate">. Retrieved <span class="nowrap">11 September</span> 2011</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Euclid-General+Motors%27+Crawler+Tractor&rft.pub=PEI+Tractor+Club&rft.aulast=Haddock&rft.aufirst=Keith&rft_id=http%3A%2F%2Fpendergast.ca%2Fantiqueengine%2Feuclid.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text">The Kellogg Report LLC (2010). Article: The Kellogg Report. Retrieved December 15, 2010 from <a rel="nofollow" class="external text" href="https://web.archive.org/web/20110111000139/http://www.kelloggreport.com/index.html">kelloggreport.com</a></span> </li> <li id="cite_note-production-12"><span class="mw-cite-backlink">^ <a href="#cite_ref-production_12-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-production_12-1"><sup><i><b>b</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation news cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20130521222430/http://www.earthmover.com.au/new-equipment/2011/may/shantui-officially-largest-dozer-producer-in-the-world">"Shantui officially largest dozer producer in the world"</a>. <i>The Earthmover & Civil Contractor</i>. May 2011. 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Little, Brown, and Company. pp. <span class="nowrap">76–</span>77. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/1346051569" title="Special:BookSources/1346051569"><bdi>1346051569</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Dictionary+of+Americanisms%3A+A+Glossary+of+Words+and+Phrases%2C+Usually+Regarded+as+Peculiar+to+the+United+States&rft.pages=%3Cspan+class%3D%22nowrap%22%3E76-%3C%2Fspan%3E77&rft.pub=Little%2C+Brown%2C+and+Company&rft.date=1877&rft.isbn=1346051569&rft.aulast=Bartlett&rft.aufirst=John+Russell&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DSSjVupdDGPYC&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> <li id="cite_note-History_of_the_Bulldozer-15"><span class="mw-cite-backlink">^ <a href="#cite_ref-History_of_the_Bulldozer_15-0"><sup><i><b>a</b></i></sup></a> <a href="#cite_ref-History_of_the_Bulldozer_15-1"><sup><i><b>b</b></i></sup></a> <a href="#cite_ref-History_of_the_Bulldozer_15-2"><sup><i><b>c</b></i></sup></a></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://web.archive.org/web/20230221222636/https://www.thoughtco.com/history-of-the-bulldozer-1991353">"History of the Bulldozer"</a>. Archived from <a rel="nofollow" class="external text" href="http://inventors.about.com/od/bstartinventions/a/bulldozer.htm">the original</a> on 2023-02-21<span class="reference-accessdate">. Retrieved <span class="nowrap">2008-12-17</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=History+of+the+Bulldozer&rft_id=http%3A%2F%2Finventors.about.com%2Fod%2Fbstartinventions%2Fa%2Fbulldozer.htm&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> <li id="cite_note-16"><span class="mw-cite-backlink"><b><a href="#cite_ref-16">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFKelly" class="citation web cs1">Kelly, John. <a rel="nofollow" class="external text" href="https://web.archive.org/web/20190321011558/https://blog.oxforddictionaries.com/2018/02/14/word-racist-roots-bulldozer/">"What in the Word?! The racist roots of 'bulldozer'<span class="cs1-kern-right"></span>"</a>. <i><a href="/wiki/Oxford_English_Dictionary" title="Oxford English Dictionary">Oxford Dictionaries</a></i>. <a href="/wiki/Oxford_University_Press" title="Oxford University Press">Oxford University Press</a>. Archived from <a rel="nofollow" class="external text" href="https://blog.oxforddictionaries.com/2018/02/14/word-racist-roots-bulldozer/">the original</a> on 2019-03-21<span class="reference-accessdate">. Retrieved <span class="nowrap">21 October</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Oxford+Dictionaries&rft.atitle=What+in+the+Word%3F%21+The+racist+roots+of+%27bulldozer%27&rft.aulast=Kelly&rft.aufirst=John&rft_id=https%3A%2F%2Fblog.oxforddictionaries.com%2F2018%2F02%2F14%2Fword-racist-roots-bulldozer%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> <li id="cite_note-17"><span class="mw-cite-backlink"><b><a href="#cite_ref-17">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFTréguer2018" class="citation web cs1">Tréguer, Pascal (19 February 2018). <a rel="nofollow" class="external text" href="https://wordhistories.net/2018/02/19/bulldozer-political-origin/">"Original Meaning of 'bulldozer': A Racist Bully"</a>. <i>Word Histories</i><span class="reference-accessdate">. Retrieved <span class="nowrap">13 March</span> 2022</span>. <q>The noun bulldozer is first recorded in 1876, in the plural, in the sense of Southern members or supporters of the Democratic Party who colluded to disenfranchise African-American voters; after the American Civil War (1861-65), the 15th Amendment to the Constitution, ratified on 3rd February 1870, granted Afro-American men the right to vote ... The bulldozers, also known as regulators, used threats and acts of violence in order to prevent Afro-American voters from casting their ballots for candidates of the Republican Party.</q></cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Word+Histories&rft.atitle=Original+Meaning+of+%27bulldozer%27%3A+A+Racist+Bully&rft.date=2018-02-19&rft.aulast=Tr%C3%A9guer&rft.aufirst=Pascal&rft_id=https%3A%2F%2Fwordhistories.net%2F2018%2F02%2F19%2Fbulldozer-political-origin%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> <li id="cite_note-18"><span class="mw-cite-backlink"><b><a href="#cite_ref-18">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222" /><cite id="CITEREFHollandbeck2020" class="citation web cs1">Hollandbeck, Andy (8 October 2020). <a rel="nofollow" class="external text" href="https://www.saturdayeveningpost.com/2020/10/in-a-word-the-racist-origins-of-bulldozer/">"In a Word: The Racist Origins of 'Bulldozer'<span class="cs1-kern-right"></span>"</a>. <i>Saturday Evening Post</i><span class="reference-accessdate">. Retrieved <span class="nowrap">13 March</span> 2022</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Saturday+Evening+Post&rft.atitle=In+a+Word%3A+The+Racist+Origins+of+%27Bulldozer%27&rft.date=2020-10-08&rft.aulast=Hollandbeck&rft.aufirst=Andy&rft_id=https%3A%2F%2Fwww.saturdayeveningpost.com%2F2020%2F10%2Fin-a-word-the-racist-origins-of-bulldozer%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3ABulldozer" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Bulldozer&action=edit&section=12" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1235681985">.mw-parser-output .side-box{margin:4px 0;box-sizing:border-box;border:1px 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data-event-name="ve-edit-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-edit mw-ui-icon-wikimedia-wikimedia-edit"></span> <span></span> </a> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet cdx-button--icon-only" id="ca-viewsource-sticky-header" tabindex="-1" data-event-name="ve-edit-protected-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-editLock mw-ui-icon-wikimedia-wikimedia-editLock"></span> <span></span> </a> </div> <div class="vector-sticky-header-buttons"> <button class="cdx-button cdx-button--weight-quiet mw-interlanguage-selector" id="p-lang-btn-sticky-header" tabindex="-1" data-event-name="ui.dropdown-p-lang-btn-sticky-header"><span class="vector-icon mw-ui-icon-wikimedia-language mw-ui-icon-wikimedia-wikimedia-language"></span> <span>63 languages</span> </button> <a href="#" class="cdx-button cdx-button--fake-button cdx-button--fake-button--enabled cdx-button--weight-quiet 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