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class="interlanguage-link-target"><span>العربية</span></a></li><li class="interlanguage-link interwiki-es mw-list-item"><a href="https://es.wikipedia.org/wiki/Ingenier%C3%ADa_ferroviaria" title="Ingeniería ferroviaria – Spanish" lang="es" hreflang="es" data-title="Ingeniería ferroviaria" data-language-autonym="Español" data-language-local-name="Spanish" class="interlanguage-link-target"><span>Español</span></a></li><li class="interlanguage-link interwiki-eu mw-list-item"><a href="https://eu.wikipedia.org/wiki/Trenbide-ingeniaritza" title="Trenbide-ingeniaritza – Basque" lang="eu" hreflang="eu" data-title="Trenbide-ingeniaritza" 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/%D9%85%D9%87%D9%86%D8%AF%D8%B3%DB%8C_%D8%B1%D8%A7%D9%87%E2%80%8C%D8%A2%D9%87%D9%86" title="مهندسی راه‌آهن – Persian" lang="fa" hreflang="fa" data-title="مهندسی راه‌آهن" 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/Ing%C3%A9nierie_ferroviaire" title="Ingénierie ferroviaire – French" lang="fr" hreflang="fr" data-title="Ingénierie ferroviaire" data-language-autonym="Français" data-language-local-name="French" class="interlanguage-link-target"><span>Français</span></a></li><li class="interlanguage-link interwiki-id mw-list-item"><a href="https://id.wikipedia.org/wiki/Rekayasa_perkeretaapian" title="Rekayasa perkeretaapian – Indonesian" lang="id" hreflang="id" data-title="Rekayasa perkeretaapian" 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-ms mw-list-item"><a href="https://ms.wikipedia.org/wiki/Kejuruteraan_pengangkutan_rel" title="Kejuruteraan pengangkutan rel – Malay" lang="ms" hreflang="ms" data-title="Kejuruteraan pengangkutan rel" 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-ja mw-list-item"><a href="https://ja.wikipedia.org/wiki/%E9%89%84%E9%81%93%E5%B7%A5%E5%AD%A6" title="鉄道工学 – Japanese" lang="ja" hreflang="ja" data-title="鉄道工学" 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-kaa mw-list-item"><a href="https://kaa.wikipedia.org/wiki/Temirjol_injenerligi" title="Temirjol injenerligi – Kara-Kalpak" lang="kaa" hreflang="kaa" data-title="Temirjol injenerligi" data-language-autonym="Qaraqalpaqsha" data-language-local-name="Kara-Kalpak" class="interlanguage-link-target"><span>Qaraqalpaqsha</span></a></li><li class="interlanguage-link interwiki-ru mw-list-item"><a href="https://ru.wikipedia.org/wiki/%D0%96%D0%B5%D0%BB%D0%B5%D0%B7%D0%BD%D0%BE%D0%B4%D0%BE%D1%80%D0%BE%D0%B6%D0%BD%D0%BE%D0%B5_%D0%BC%D0%B0%D1%88%D0%B8%D0%BD%D0%BE%D1%81%D1%82%D1%80%D0%BE%D0%B5%D0%BD%D0%B8%D0%B5" title="Железнодорожное машиностроение – Russian" lang="ru" hreflang="ru" data-title="Железнодорожное машиностроение" data-language-autonym="Русский" data-language-local-name="Russian" class="interlanguage-link-target"><span>Русский</span></a></li><li class="interlanguage-link interwiki-si mw-list-item"><a href="https://si.wikipedia.org/wiki/%E0%B6%AF%E0%B7%94%E0%B6%B8%E0%B7%8A%E0%B6%BB%E0%B7%92%E0%B6%BA_%E0%B6%B8%E0%B7%8F%E0%B6%BB%E0%B7%8A%E0%B6%9C_%E0%B6%B4%E0%B6%AF%E0%B7%8A%E0%B6%B0%E0%B6%AD%E0%B7%92_%E0%B6%B4%E0%B7%92%E0%B6%BD%E0%B7%92%E0%B6%B6%E0%B6%B3_%E0%B6%89%E0%B6%82%E0%B6%A2%E0%B7%92%E0%B6%B1%E0%B7%9A%E0%B6%BB%E0%B7%94_%E0%B7%80%E0%B7%92%E0%B6%AF%E0%B7%8A%E2%80%8D%E0%B6%BA%E0%B7%8F%E0%B7%80" title="දුම්රිය මාර්ග පද්ධති පිලිබඳ ඉංජිනේරු විද්‍යාව – Sinhala" lang="si" hreflang="si" data-title="දුම්රිය මාර්ග පද්ධති පිලිබඳ ඉංජිනේරු විද්‍යාව" data-language-autonym="සිංහල" data-language-local-name="Sinhala" class="interlanguage-link-target"><span>සිංහල</span></a></li><li class="interlanguage-link interwiki-th mw-list-item"><a href="https://th.wikipedia.org/wiki/%E0%B8%A7%E0%B8%B4%E0%B8%A8%E0%B8%A7%E0%B8%81%E0%B8%A3%E0%B8%A3%E0%B8%A1%E0%B8%A3%E0%B8%B0%E0%B8%9A%E0%B8%9A%E0%B8%A3%E0%B8%B2%E0%B8%87" title="วิศวกรรมระบบราง – Thai" lang="th" hreflang="th" data-title="วิศวกรรมระบบราง" data-language-autonym="ไทย" data-language-local-name="Thai" class="interlanguage-link-target"><span>ไทย</span></a></li><li class="interlanguage-link interwiki-tr mw-list-item"><a href="https://tr.wikipedia.org/wiki/Demiryolu_m%C3%BChendisli%C4%9Fi" title="Demiryolu mühendisliği – Turkish" lang="tr" hreflang="tr" data-title="Demiryolu mühendisliği" data-language-autonym="Türkçe" data-language-local-name="Turkish" class="interlanguage-link-target"><span>Türkçe</span></a></li><li class="interlanguage-link interwiki-tk mw-list-item"><a href="https://tk.wikipedia.org/wiki/Demir%C3%BDol_in%C5%BEenerligi" title="Demirýol inženerligi – Turkmen" lang="tk" hreflang="tk" data-title="Demirýol inženerligi" data-language-autonym="Türkmençe" data-language-local-name="Turkmen" class="interlanguage-link-target"><span>Türkmençe</span></a></li><li class="interlanguage-link interwiki-zh-yue mw-list-item"><a href="https://zh-yue.wikipedia.org/wiki/%E9%90%B5%E8%B7%AF%E5%B7%A5%E7%A8%8B" title="鐵路工程 – 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Unsourced material may be challenged and <a href="/wiki/Wikipedia:Verifiability#Burden_of_evidence" title="Wikipedia:Verifiability">removed</a>.<br /><small><span class="plainlinks"><i>Find sources:</i> <a rel="nofollow" class="external text" href="https://www.google.com/search?as_eq=wikipedia&q=%22Railway+engineering%22">"Railway engineering"</a> – <a rel="nofollow" class="external text" href="https://www.google.com/search?tbm=nws&q=%22Railway+engineering%22+-wikipedia&tbs=ar:1">news</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?&q=%22Railway+engineering%22&tbs=bkt:s&tbm=bks">newspapers</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.google.com/search?tbs=bks:1&q=%22Railway+engineering%22+-wikipedia">books</a> <b>·</b> <a rel="nofollow" class="external text" href="https://scholar.google.com/scholar?q=%22Railway+engineering%22">scholar</a> <b>·</b> <a rel="nofollow" class="external text" href="https://www.jstor.org/action/doBasicSearch?Query=%22Railway+engineering%22&acc=on&wc=on">JSTOR</a></span></small></span> <span class="date-container"><i>(<span class="date">March 2020</span>)</i></span><span class="hide-when-compact"><i> (<small><a href="/wiki/Help:Maintenance_template_removal" title="Help:Maintenance template removal">Learn how and when to remove this message</a></small>)</i></span></div></td></tr></tbody></table> <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">"Railway engineer" redirects here. For the person who drives a train, see <a href="/wiki/Train_driver" title="Train driver">Train driver</a>.</div> <p><b>Railway engineering</b> is a multi-faceted <a href="/wiki/Engineering" title="Engineering">engineering</a> discipline dealing with the design, construction and operation of all types of <a href="/wiki/Rail_transport" title="Rail transport">rail transport</a> systems. It encompasses a wide range of engineering disciplines, including <a href="/wiki/Civil_engineering" title="Civil engineering">civil engineering</a>, <a href="/wiki/Computer_engineering" title="Computer engineering">computer engineering</a>, <a href="/wiki/Electrical_engineering" title="Electrical engineering">electrical engineering</a>, <a href="/wiki/Mechanical_engineering" title="Mechanical engineering">mechanical engineering</a>, <a href="/wiki/Industrial_engineering" title="Industrial engineering">industrial engineering</a> and <a href="/wiki/Production_engineering" class="mw-redirect" title="Production engineering">production engineering</a>. A great many other engineering sub-disciplines are also called upon. </p> <meta property="mw:PageProp/toc" /> <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=Railway_engineering&action=edit&section=1" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>With the advent of the railways in the early nineteenth century, a need arose for a specialized group of <a href="/wiki/Engineer" title="Engineer">engineers</a> capable of dealing with the unique problems associated with railway engineering. As the railways expanded and became a major economic force, a great many engineers became involved in the field, probably the most notable in Britain being <a href="/wiki/Richard_Trevithick" title="Richard Trevithick">Richard Trevithick</a>, <a href="/wiki/George_Stephenson" title="George Stephenson">George Stephenson</a> and <a href="/wiki/Isambard_Kingdom_Brunel" title="Isambard Kingdom Brunel">Isambard Kingdom Brunel</a>. Today, railway systems engineering continues to be a vibrant field of engineering. </p> <div class="mw-heading mw-heading2"><h2 id="Subfields">Subfields</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Railway_engineering&action=edit&section=2" title="Edit section: Subfields"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a href="/wiki/Mechanical_engineering" title="Mechanical engineering">Mechanical engineering</a></li> <li><a href="/wiki/Electrical_engineering#Control" title="Electrical engineering">Command, control</a> & <a href="/wiki/Railway_signalling" title="Railway signalling">railway signalling</a> <ul><li><a href="/w/index.php?title=Office_systems_design&action=edit&redlink=1" class="new" title="Office systems design (page does not exist)">Office systems design</a></li> <li><a href="/w/index.php?title=Data_center_design&action=edit&redlink=1" class="new" title="Data center design (page does not exist)">Data center design</a></li> <li><a href="/wiki/SCADA" title="SCADA">SCADA</a></li> <li><a href="/wiki/Network_design" class="mw-redirect" title="Network design">Network design</a></li></ul></li> <li><a href="/wiki/Electrical_engineering" title="Electrical engineering">Electrical engineering</a> <ul><li><a href="/wiki/Railway_electrification_system" class="mw-redirect" title="Railway electrification system">Energy electrification</a> <ul><li><a href="/wiki/Third_rail" title="Third rail">Third rail</a> <ul><li><a href="/wiki/Railway_electrification_system#Fourth_rail" class="mw-redirect" title="Railway electrification system">Fourth rail</a></li></ul></li> <li><a href="/wiki/Overhead_line" title="Overhead line">Overhead contact system</a></li></ul></li></ul></li> <li><a href="/wiki/Civil_engineering" title="Civil engineering">Civil engineering</a> <ul><li><a href="/wiki/Track_(rail_transport)" class="mw-redirect" title="Track (rail transport)">Permanent way engineering</a></li></ul></li> <li><a href="/wiki/Light_rail" title="Light rail">Light rail systems</a></li> <li><a href="/wiki/Infrastructure" title="Infrastructure">On-track plant</a></li> <li><a href="/w/index.php?title=Rail_systems_integration&action=edit&redlink=1" class="new" title="Rail systems integration (page does not exist)">Rail systems integration</a></li> <li><a href="/wiki/Centralized_traffic_control" title="Centralized traffic control">Train control systems</a> <ul><li><a href="/wiki/Cab_signalling" title="Cab signalling">Cab signalling</a></li></ul></li> <li><a href="/w/index.php?title=Railway_vehicle_engineering&action=edit&redlink=1" class="new" title="Railway vehicle engineering (page does not exist)">Railway vehicle engineering</a></li> <li><a href="/wiki/Rolling_resistance" title="Rolling resistance">Rolling resistance</a> <ul><li><a href="/wiki/Curve_resistance" class="mw-redirect" title="Curve resistance">Curve resistance</a></li></ul></li> <li><a href="/wiki/Wheelset_(rail_transport)" title="Wheelset (rail transport)">Wheel–rail interface</a> <ul><li><a href="/wiki/Hunting_oscillation" title="Hunting oscillation">Hunting oscillation</a></li></ul></li> <li>Railway systems engineering <ul><li><a href="/wiki/Railway_signalling" title="Railway signalling">Railway signalling</a></li> <li><a href="/wiki/Fare_collection" class="mw-redirect" title="Fare collection">Fare collection</a></li> <li><a href="/wiki/CCTV" class="mw-redirect" title="CCTV">CCTV</a></li> <li><a href="/wiki/Public_address" class="mw-redirect" title="Public address">Public address</a></li> <li><a href="/wiki/Intrusion_detection" class="mw-redirect" title="Intrusion detection">Intrusion detection</a></li> <li><a href="/wiki/Access_control" title="Access control">Access control</a></li></ul></li> <li><a href="/wiki/System_integration" title="System integration">Systems integration</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="Professional_organisations">Professional organisations</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Railway_engineering&action=edit&section=3" title="Edit section: Professional organisations"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><i>In the UK:</i> The Railway Division of the <b>Institution of Mechanical Engineers</b> (IMechE).</li> <li><i>In the US:</i> The American Railway Engineering and Maintenance-of-Way Association (AREMA)</li> <li><i>In the Philippines:</i> Philippine Railway Engineers' Association, (PREA) Inc.</li> <li><i>Worldwide:</i> The Institute of Railway Signal Engineers (IRSE)</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=Railway_engineering&action=edit&section=4" title="Edit section: See also"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1184024115">.mw-parser-output .div-col{margin-top:0.3em;column-width:30em}.mw-parser-output .div-col-small{font-size:90%}.mw-parser-output .div-col-rules{column-rule:1px solid #aaa}.mw-parser-output .div-col dl,.mw-parser-output .div-col ol,.mw-parser-output .div-col ul{margin-top:0}.mw-parser-output .div-col li,.mw-parser-output .div-col dd{page-break-inside:avoid;break-inside:avoid-column}</style><div class="div-col"> <ul><li><a href="/wiki/Association_of_American_Railroads" title="Association of American Railroads">Association of American Railroads</a></li> <li><a href="/wiki/Exsecant" title="Exsecant">Exsecant</a></li> <li><a href="/wiki/Degree_of_curvature#Formula_from_chord_length" title="Degree of curvature">Degree of curvature</a></li> <li><a href="/wiki/List_of_engineering_topics" class="mw-redirect" title="List of engineering topics">List of engineering topics</a></li> <li><a href="/wiki/List_of_engineers" class="mw-redirect" title="List of engineers">List of engineers</a></li> <li><a href="/wiki/Minimum_railway_curve_radius" title="Minimum railway curve radius">Minimum railway curve radius</a></li> <li><a href="/wiki/Radius_of_curvature_(applications)" class="mw-redirect" title="Radius of curvature (applications)">Radius of curvature (applications)</a></li> <li><a href="/wiki/Track_transition_curve" title="Track transition curve">Track transition curve</a></li> <li><a href="/wiki/Transition_curve" class="mw-redirect" title="Transition curve">Transition curve</a></li></ul> </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=Railway_engineering&action=edit&section=5" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="http://www.imeche.org/knowledge/industries/railway/overview">Institution of Mechanical Engineers - Railway Division</a></li> <li><a rel="nofollow" class="external text" href="http://www.aar.org/">AAR</a></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=Railway_engineering&action=edit&section=6" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <div style="clear:both;" class=""></div> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline 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</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Specialties<br />and<br /><a href="/wiki/Interdisciplinarity" title="Interdisciplinarity">Interdisciplinarity</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Civil_engineering" title="Civil engineering">Civil</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Architectural_engineering" title="Architectural engineering">Architectural</a></li> <li><a href="/wiki/Coastal_engineering" title="Coastal engineering">Coastal</a></li> <li><a href="/wiki/Construction_engineering" title="Construction engineering">Construction</a></li> <li><a href="/wiki/Earthquake_engineering" title="Earthquake 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title="Biomechanical engineering">Biomechanical</a></li> <li><a href="/wiki/Energy_engineering" title="Energy engineering">Energy</a></li> <li><a href="/wiki/Manufacturing_engineering" title="Manufacturing engineering">Manufacturing</a></li> <li><a href="/wiki/Marine_engineering" title="Marine engineering">Marine</a></li> <li><a href="/wiki/Naval_architecture" title="Naval architecture">Naval architecture</a></li> <li><a class="mw-selflink selflink">Railway</a></li> <li><a href="/wiki/Sports_engineering" title="Sports engineering">Sports</a></li> <li><a href="/wiki/Thermal_engineering" title="Thermal engineering">Thermal</a></li> <li><a href="/wiki/Tribology" title="Tribology">Tribology</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Electrical_engineering" title="Electrical engineering">Electrical</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Broadcast_engineering" title="Broadcast engineering">Broadcast</a> <ul><li><a href="/wiki/Outline_of_computer_engineering" title="Outline of computer engineering">outline</a></li></ul></li> <li><a href="/wiki/Control_engineering" title="Control engineering">Control</a></li> <li><a href="/wiki/Electromechanics" title="Electromechanics">Electromechanics</a></li> <li><a href="/wiki/Electronic_engineering" title="Electronic engineering">Electronics</a></li> <li><a href="/wiki/Microwave_engineering" title="Microwave engineering">Microwaves</a></li> <li><a href="/wiki/Optical_engineering" title="Optical engineering">Optical</a></li> <li><a href="/wiki/Power_engineering" title="Power engineering">Power</a></li> <li><a href="/wiki/Radio-frequency_engineering" title="Radio-frequency engineering">Radio frequency</a></li> <li><a href="/wiki/Signal_processing" title="Signal processing">Signal processing</a></li> <li><a href="/wiki/Telecommunications_engineering" title="Telecommunications engineering">Telecommunications</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Chemical_engineering" title="Chemical engineering">Chemical</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Biochemical_engineering" title="Biochemical engineering">Biochemical/Bioprocess</a></li> <li><a href="/wiki/Biological_engineering" title="Biological engineering">Biological</a> <ul><li><a href="/wiki/Bioresource_engineering" title="Bioresource engineering">Bioresource</a></li> <li><a href="/wiki/Genetic_engineering" title="Genetic engineering">Genetic</a></li> <li><a href="/wiki/Tissue_engineering" title="Tissue engineering">Tissue</a></li></ul></li> <li><a href="/wiki/Chemical_reaction_engineering" title="Chemical reaction engineering">Chemical reaction</a></li> <li><a href="/wiki/Electrochemical_engineering" title="Electrochemical engineering">Electrochemical</a></li> <li><a href="/wiki/Food_engineering" title="Food engineering">Food</a></li> <li><a href="/wiki/Molecular_engineering" title="Molecular engineering">Molecular</a></li> <li><a href="/wiki/Paper_engineering" title="Paper engineering">Paper</a></li> <li><a href="/wiki/Petroleum_engineering" title="Petroleum engineering">Petroleum</a></li> <li><a href="/wiki/Process_engineering" title="Process engineering">Process</a></li> <li><a href="/wiki/Chemical_reaction_engineering" title="Chemical reaction engineering">Reaction</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Materials_science" title="Materials science">Materials</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Biomaterial" title="Biomaterial">Biomaterial</a></li> <li><a href="/wiki/Ceramic_engineering" title="Ceramic engineering">Ceramics</a></li> <li><a href="/wiki/Corrosion_engineering" title="Corrosion engineering">Corrosion</a></li> <li><a href="/wiki/Metallurgy" title="Metallurgy">Metallurgy</a></li> <li><a href="/wiki/Molecular_engineering" title="Molecular engineering">Molecular</a></li> <li><a href="/wiki/Nanotechnology" title="Nanotechnology">Nanotechnology</a></li> <li><a href="/wiki/Polymer_engineering" title="Polymer engineering">Polymers</a></li> <li><a href="/wiki/Semiconductor_device" title="Semiconductor device">Semiconductors</a></li> <li><a href="/wiki/Surface_engineering" title="Surface engineering">Surfaces</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Computer_engineering" title="Computer engineering">Computer</a></th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Artificial_intelligence_engineering" title="Artificial intelligence engineering">AI</a></li> <li><a href="/wiki/Computer_engineering" title="Computer engineering">Computer</a></li> <li><a href="/wiki/Cybersecurity_engineering" title="Cybersecurity engineering">Cybersecurity</a></li> <li><a href="/wiki/Data_engineering" title="Data engineering">Data</a></li> <li><a href="/wiki/Computer_network_engineering" title="Computer network engineering">Networks</a></li> <li><a href="/wiki/Robotics_engineering" title="Robotics engineering">Robotics</a></li> <li><a href="/wiki/Software_engineering" title="Software engineering">Software</a></li></ul> </div></td></tr></tbody></table><div></div></td><td class="noviewer navbox-image" rowspan="5" style="width:1px;padding:0 0 0 2px"><div><span typeof="mw:File"><a href="/wiki/File:Nuvola_apps_kcmsystem.png" class="mw-file-description"><img src="//upload.wikimedia.org/wikipedia/commons/thumb/3/35/Nuvola_apps_kcmsystem.png/50px-Nuvola_apps_kcmsystem.png" decoding="async" width="50" height="50" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/35/Nuvola_apps_kcmsystem.png/75px-Nuvola_apps_kcmsystem.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/35/Nuvola_apps_kcmsystem.png/100px-Nuvola_apps_kcmsystem.png 2x" data-file-width="128" data-file-height="128" /></a></span></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Engineering_education" title="Engineering education">Engineering education</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Bachelor_of_Engineering" title="Bachelor of Engineering">Bachelor of Engineering</a></li> <li><a href="/wiki/Bachelor_of_Science" title="Bachelor of Science">Bachelor of Science</a></li> <li><a href="/wiki/Master%27s_degree" title="Master's degree">Master's degree</a></li> <li><a href="/wiki/Doctorate" title="Doctorate">Doctorate</a></li> <li><a href="/wiki/Graduate_certificate" title="Graduate certificate">Graduate certificate</a></li> <li><a href="/wiki/Engineer%27s_degree" title="Engineer's degree">Engineer's degree</a></li> <li><a href="/wiki/Regulation_and_licensure_in_engineering" title="Regulation and licensure in engineering">Licensed engineer</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Related topics</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Engineer" title="Engineer">Engineer</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Glossary" title="Glossary">Glossaries</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li>Engineering <ul><li><a href="/wiki/Glossary_of_engineering:_A%E2%80%93L" title="Glossary of engineering: A–L">A–L</a></li> <li><a href="/wiki/Glossary_of_engineering:_M%E2%80%93Z" title="Glossary of engineering: M–Z">M–Z</a></li></ul></li> <li><a href="/wiki/Glossary_of_aerospace_engineering" title="Glossary of aerospace engineering">Aerospace engineering</a></li> <li><a href="/wiki/Glossary_of_civil_engineering" title="Glossary of civil engineering">Civil engineering</a></li> <li><a href="/wiki/Glossary_of_electrical_and_electronics_engineering" title="Glossary of electrical and electronics engineering">Electrical and electronics engineering</a></li> <li><a href="/wiki/Glossary_of_mechanical_engineering" title="Glossary of mechanical engineering">Mechanical engineering</a></li> <li><a href="/wiki/Glossary_of_structural_engineering" title="Glossary of structural engineering">Structural engineering</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Agricultural_engineering" title="Agricultural engineering">Agricultural</a></li> <li><a href="/wiki/Audio_engineer" title="Audio engineer">Audio</a></li> <li><a href="/wiki/Automation_engineering" title="Automation engineering">Automation</a></li> <li><a href="/wiki/Biomedical_engineering" title="Biomedical engineering">Biomedical</a> <ul><li><a href="/wiki/Bioinformatics" title="Bioinformatics">Bioinformatics</a></li> <li><a href="/wiki/Clinical_engineering" title="Clinical engineering">Clinical</a></li> <li><a href="/wiki/Health_technology" title="Health technology">Health technology</a></li> <li><a href="/wiki/Pharmaceutical_engineering" title="Pharmaceutical engineering">Pharmaceutical</a></li> <li><a href="/wiki/Rehabilitation_engineering" title="Rehabilitation engineering">Rehabilitation</a></li></ul></li> <li><a href="/wiki/Building_services_engineering" title="Building services engineering">Building services</a> <ul><li><a href="/wiki/Mechanical,_electrical,_and_plumbing" title="Mechanical, electrical, and plumbing">MEP</a></li></ul></li> <li><a href="/wiki/Design_engineer" title="Design engineer">Design</a></li> <li><a href="/wiki/Explosives_engineering" title="Explosives engineering">Explosives</a></li> <li><a href="/wiki/Facilities_engineering" title="Facilities engineering">Facilities</a></li> <li><a href="/wiki/Fire_protection_engineering" title="Fire protection engineering">Fire</a></li> <li><a href="/wiki/Forensic_engineering" title="Forensic engineering">Forensic</a></li> <li><a href="/wiki/Climate_engineering" title="Climate engineering">Climate</a></li> <li><a href="/wiki/Geomatics_engineering" class="mw-redirect" title="Geomatics engineering">Geomatics</a></li> <li><a href="/wiki/Engineering_drawing" title="Engineering drawing">Graphics</a></li> <li><a href="/wiki/Industrial_engineering" title="Industrial engineering">Industrial</a></li> <li><a href="/wiki/Information_engineering" title="Information engineering">Information</a></li> <li><a href="/wiki/Instrumentation_engineering" class="mw-redirect" title="Instrumentation engineering">Instrumentation</a> <ul><li><a href="/wiki/Instrumentation_and_control_engineering" title="Instrumentation and control engineering">and Control</a></li></ul></li> <li><a href="/wiki/Logistics_engineering" title="Logistics engineering">Logistics</a></li> <li><a href="/wiki/Engineering_management" title="Engineering management">Management</a></li> <li><a href="/wiki/Engineering_mathematics" title="Engineering mathematics">Mathematics</a></li> <li><a href="/wiki/Mechatronics" title="Mechatronics">Mechatronics</a></li> <li><a href="/wiki/Military_engineering" title="Military engineering">Military</a></li> <li><a href="/wiki/Nuclear_engineering" title="Nuclear engineering">Nuclear</a></li> <li><a href="/wiki/Ontology_engineering" title="Ontology engineering">Ontology</a></li> <li><a href="/wiki/Packaging_engineering" title="Packaging engineering">Packaging</a></li> <li><a href="/wiki/Engineering_physics" title="Engineering physics">Physics</a></li> <li><a href="/wiki/Privacy_engineering" title="Privacy engineering">Privacy</a></li> <li><a href="/wiki/Safety_engineering" title="Safety engineering">Safety</a></li> <li><a href="/wiki/Security_engineering" title="Security engineering">Security</a></li> <li><a href="/wiki/Survey_engineering" class="mw-redirect" title="Survey engineering">Survey</a></li> <li><a href="/wiki/Sustainable_engineering" title="Sustainable engineering">Sustainability</a></li> <li><a href="/wiki/Systems_engineering" title="Systems engineering">Systems</a></li> <li><a href="/wiki/Textile_engineering" class="mw-redirect" title="Textile engineering">Textile</a></li></ul> </div></td></tr><tr><td class="navbox-abovebelow" colspan="3" style="font-weight:bold;"><div> <ul><li><span class="noviewer" typeof="mw:File"><span title="Category"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/16px-Symbol_category_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/23px-Symbol_category_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/9/96/Symbol_category_class.svg/31px-Symbol_category_class.svg.png 2x" data-file-width="180" data-file-height="185" /></span></span> <a href="/wiki/Category:Engineering" title="Category:Engineering">Category</a></li> <li><span class="noviewer" typeof="mw:File"><span title="Commons page"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/12px-Commons-logo.svg.png" decoding="async" width="12" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/18px-Commons-logo.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/4/4a/Commons-logo.svg/24px-Commons-logo.svg.png 2x" data-file-width="1024" data-file-height="1376" /></span></span> <a href="https://commons.wikimedia.org/wiki/Engineering" class="extiw" title="commons:Engineering">Commons</a></li> <li><span class="noviewer" typeof="mw:File"><span title="WikiProject"><img alt="" src="//upload.wikimedia.org/wikipedia/commons/thumb/3/37/People_icon.svg/16px-People_icon.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/commons/thumb/3/37/People_icon.svg/24px-People_icon.svg.png 1.5x, //upload.wikimedia.org/wikipedia/commons/thumb/3/37/People_icon.svg/32px-People_icon.svg.png 2x" data-file-width="100" data-file-height="100" /></span></span> <a href="/wiki/Wikipedia:WikiProject_Engineering" title="Wikipedia:WikiProject Engineering">Wikiproject</a></li> <li><span class="noviewer" typeof="mw:File"><a href="/wiki/File:Symbol_portal_class.svg" class="mw-file-description" title="Portal"><img alt="" src="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/16px-Symbol_portal_class.svg.png" decoding="async" width="16" height="16" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/23px-Symbol_portal_class.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/e/e2/Symbol_portal_class.svg/31px-Symbol_portal_class.svg.png 2x" data-file-width="180" data-file-height="185" /></a></span> <a href="/wiki/Portal:Engineering" title="Portal:Engineering">Portal</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Rail_infrastructure" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Rail_tracks" title="Template:Rail tracks"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Rail_tracks" title="Template talk:Rail tracks"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Rail_tracks" title="Special:EditPage/Template:Rail tracks"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Rail_infrastructure" style="font-size:114%;margin:0 4em">Rail <a href="/wiki/Infrastructure#Transport_infrastructure" title="Infrastructure">infrastructure</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Railway_track" title="Railway track">Tracks</a><small> <a href="/wiki/Permanent_way_(history)" class="mw-redirect" title="Permanent way (history)">(history)</a> </small></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Axe_ties" class="mw-redirect" title="Axe ties">Axe ties</a></li> <li><a href="/wiki/Track_ballast" title="Track ballast">Ballast</a></li> <li><a href="/wiki/Baulk_road" title="Baulk road">Baulk road</a></li> <li><a href="/wiki/Breather_switch" title="Breather switch">Breather switch</a></li> <li><a href="/wiki/Cant_(road/rail)" class="mw-redirect" title="Cant (road/rail)">Cant</a></li> <li><a href="/wiki/Clip_and_scotch" title="Clip and scotch">Clip and scotch</a></li> <li><a href="/wiki/Date_nail" title="Date nail">Date nail</a></li> <li><a href="/wiki/Rail_fastening_system" title="Rail fastening system">Fastening system</a></li> <li><a href="/wiki/Fishplate" title="Fishplate">Fishplate</a></li> <li><a href="/wiki/Ladder_track" title="Ladder track">Ladder track</a></li> <li><a href="/wiki/Minimum_railway_curve_radius" title="Minimum railway curve radius">Minimum radius</a></li> <li><a href="/wiki/Rail_profile" title="Rail profile">Profile</a></li> <li><a href="/wiki/Railroad_tie" title="Railroad tie">Tie/Sleeper</a></li> <li><a href="/wiki/Track_transition_curve" title="Track transition curve">Transition curve</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Trackwork</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Balloon_loop" title="Balloon loop">Balloon loop</a></li> <li><a href="/wiki/Classification_yard" title="Classification yard">Classification yard</a></li> <li><a href="/wiki/Headshunt" title="Headshunt">Headshunt</a></li> <li><a href="/wiki/Pocket_track" title="Pocket track">Pocket track</a></li> <li><a href="/wiki/Junction_(rail)" title="Junction (rail)">Junction</a></li> <li><a href="/wiki/Gauntlet_track" title="Gauntlet track">Gauntlet track</a></li> <li><a href="/wiki/Guide_bar" title="Guide bar">Guide bar</a></li> <li><a href="/wiki/Passing_loop" title="Passing loop">Passing loop</a></li> <li><a href="/wiki/Track_gauge" title="Track gauge">Track gauge</a> <ul><li><a href="/wiki/Dual_gauge" title="Dual gauge">dual gauge</a></li></ul></li> <li><a href="/wiki/Track_(rail_transport)" class="mw-redirect" title="Track (rail transport)">Rail track</a> <ul><li><a href="/wiki/Tramway_track" title="Tramway track">tramway track</a></li></ul></li> <li><a href="/wiki/Rail_yard" title="Rail yard">Rail yard</a></li> <li><a href="/wiki/Railway_electrification" title="Railway electrification">Railway electrification</a> <ul><li><a href="/wiki/Overhead_line" title="Overhead line">overhead lines</a></li> <li><a href="/wiki/Third_rail" title="Third rail">third rail</a></li> <li><a href="/wiki/Ground-level_power_supply" title="Ground-level power supply">ground-level power supply</a></li></ul></li> <li><a href="/wiki/Railway_turntable" title="Railway turntable">Railway turntable</a></li> <li><a href="/wiki/Transfer_table" title="Transfer table">Transfer table (traverser)</a></li> <li><a href="/wiki/Roll_way" title="Roll way">Roll way</a></li> <li><a href="/wiki/Siding_(rail)" title="Siding (rail)">Siding</a> <ul><li><a href="/wiki/Refuge_siding" title="Refuge siding">refuge siding</a></li></ul></li> <li><a href="/wiki/Railroad_switch" title="Railroad switch">Switch</a></li> <li><a href="/wiki/Track_geometry" title="Track geometry">Track geometry</a></li> <li><a href="/wiki/Water_crane" title="Water crane">Water crane</a></li> <li><a href="/wiki/Water_trough" title="Water trough">Water trough</a></li> <li><a href="/wiki/Wye_(rail)" title="Wye (rail)">Wye</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Railway_signalling" title="Railway signalling">Signalling</a><br />and safety</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Anti-trespass_panels" title="Anti-trespass panels">Anti-trespass panels</a></li> <li><a href="/wiki/Block_post" title="Block post">Block post</a></li> <li><a href="/wiki/Buffer_stop" title="Buffer stop">Buffer stop</a></li> <li><a href="/wiki/Catch_points" title="Catch points">Catch points</a></li> <li><a href="/wiki/Defect_detector" title="Defect detector">Defect detector</a></li> <li><a href="/wiki/Derail" title="Derail">Derailer</a></li> <li><a href="/wiki/Guard_rail_(railroad)" class="mw-redirect" title="Guard rail (railroad)">Guard rail</a></li> <li><a href="/wiki/Interlocking" title="Interlocking">Interlocking</a></li> <li><a href="/wiki/Level_crossing" title="Level crossing">Level crossing</a></li> <li><a href="/wiki/Loading_gauge" title="Loading gauge">Loading gauge</a></li> <li><a href="/wiki/Platform_screen_doors" title="Platform screen doors">Platform screen doors</a></li> <li><a href="/wiki/Railway_signal" title="Railway signal">Railway signal</a></li> <li><a href="/wiki/Signalling_control" title="Signalling control">Signalling control</a></li> <li><a href="/wiki/Structure_gauge" title="Structure gauge">Structure gauge</a></li> <li><a href="/wiki/Railroad_signal_bridge" class="mw-redirect" title="Railroad signal bridge">Signal bridge</a></li> <li><a href="/wiki/Tell-tale_(bridges)" title="Tell-tale (bridges)">Tell-tale</a></li> <li><a href="/wiki/Train_stop" title="Train stop">Train stop</a></li> <li><a href="/wiki/Wayside_horn" title="Wayside horn">Wayside horn</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Structures</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Coaling_tower" title="Coaling tower">Coaling tower</a></li> <li><a href="/wiki/Motive_power_depot" title="Motive power depot">Motive power depot</a>/<a href="/wiki/Railway_workshop" title="Railway workshop">Railway workshop</a></li> <li><a href="/wiki/Railway_platform" title="Railway platform">Platform</a></li> <li><a href="/wiki/Railway_roundhouse" title="Railway roundhouse">Roundhouse</a></li> <li>Shed <ul><li><a href="/wiki/Train_shed" title="Train shed">for trains</a></li> <li><a href="/wiki/Goods_shed" title="Goods shed">for goods</a></li></ul></li> <li><a href="/wiki/Train_station" title="Train station">Station</a> <ul><li><a href="/wiki/Station_building" title="Station building">building</a></li> <li><a href="/wiki/Station_clock" title="Station clock">clock</a></li> <li><a href="/wiki/Ghost_station" title="Ghost station">ghost</a></li> <li><a href="/wiki/List_of_railway_stations" title="List of railway stations">list</a></li></ul></li> <li><a href="/wiki/Water_stop" title="Water stop">Water stop</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Types</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Industrial_railway" title="Industrial railway">Industrial</a></li> <li><a href="/wiki/Military_railways" title="Military railways">Military</a></li> <li><a href="/wiki/Private_railway" title="Private railway">Private</a> <ul><li><a href="/wiki/Private_railway_station" title="Private railway station">station</a> <ul><li><a href="/wiki/List_of_private_railway_stations" title="List of private railway stations">list</a></li></ul></li></ul></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Railway_track_layouts" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Railway_track_layouts" title="Template:Railway track layouts"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/wiki/Template_talk:Railway_track_layouts" title="Template talk:Railway track layouts"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Railway_track_layouts" 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</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Siding_(rail)" title="Siding (rail)">Rail sidings</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Balloon_loop" title="Balloon loop">Balloon loop</a></li> <li><a href="/wiki/Headshunt" title="Headshunt">Headshunt</a></li> <li><a href="/wiki/Pocket_track" title="Pocket track">Pocket track</a></li> <li><a href="/wiki/Refuge_siding" title="Refuge siding">Refuge siding</a></li> <li><a href="/wiki/Rail_yard" title="Rail yard">Rail yard</a></li> <li><a href="/wiki/Classification_yard" title="Classification yard">Classification yard</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Junction_(rail)" title="Junction (rail)">Junctions</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Flying_junction" title="Flying junction">Flying junction</a></li> <li><a href="/wiki/Level_junction" title="Level junction">Level junction</a></li> <li><a href="/wiki/Double_junction" title="Double junction">Double junction</a></li> <li><a href="/wiki/Facing_and_trailing" title="Facing and trailing">Facing and trailing</a></li> <li><a href="/wiki/Grand_union" title="Grand union">Grand union</a></li> <li><a href="/wiki/Tram_roundabout" title="Tram roundabout">Grand circle / roundabout</a></li> <li><a href="/wiki/Wye_(rail)" title="Wye (rail)">Wye</a></li> <li><a href="/wiki/Railroad_switch" title="Railroad switch">Switch / turnout / points</a></li> <li><a href="/wiki/Swingnose_crossing" title="Swingnose crossing">Swingnose crossing</a></li> <li><a href="/wiki/Level_crossing" title="Level crossing">Level crossing</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Train_station" title="Train station">Stations</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Railway_platform" title="Railway platform">Railway platform</a> <ul><li><a href="/wiki/Bay_platform" title="Bay platform">Bay</a></li> <li><a href="/wiki/Island_platform" title="Island platform">Island</a></li> <li><a href="/wiki/Side_platform" title="Side platform">Side</a></li> <li><a href="/wiki/Split_platform" title="Split platform">Split</a></li></ul></li> <li><a href="/wiki/Terminal_station" class="mw-redirect" title="Terminal station">Terminal station</a></li> <li><a href="/wiki/Balloon_loop" title="Balloon loop">Balloon loop</a></li> <li><a href="/wiki/Spanish_solution" title="Spanish solution">Spanish solution</a></li> <li><a href="/wiki/Cross-platform_interchange" title="Cross-platform interchange">Cross-platform interchange</a></li> <li><a href="/wiki/Interchange_station" title="Interchange station">Interchange station</a></li> <li><a href="/wiki/Infill_station" title="Infill station">Infill station</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Hillclimbing_(railway)" title="Hillclimbing (railway)">Hillclimbing</a></th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Horseshoe_curve" title="Horseshoe curve">Horseshoe curve</a></li> <li><a href="/wiki/Zig_zag_(railway)" title="Zig zag (railway)">Zig Zag / Switchback</a></li> <li><a href="/wiki/Spiral_(railway)" title="Spiral (railway)">Spiral</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="/wiki/Track_geometry" title="Track geometry">Track geometry</a></th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Track_gauge" 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