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Separation Standards Analysis Branch | Federal Aviation Administration

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id="block-subnav-airtraffic-1" class="block block-menu navigation menu--subnav--air-traffic--1"> <h2 class="sr-only" id="block-subnav-airtraffic-1-menu">Subnav: Air Traffic 1</h2> <ul id="block-subnav-airtraffic-1" block="block-subnav-airtraffic-1" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/by_the_numbers/" class="nav-link">Air Traffic By The Numbers</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/environmental_issues/" class="nav-link">Air Traffic Environmental Review</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/community_engagement/" class="nav-link">Community Engagement</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/flight_info/" class="nav-link">Flight Information</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/international_aviation/" class="nav-link">International Aviation</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/nas/" class="nav-link">National Airspace System</a> </li> </ul> </nav> <nav aria-labelledby="block-subnavairtraffic2-menu" id="block-subnavairtraffic2" class="block block-menu navigation menu--subnav--air-traffic--2"> <h2 class="sr-only" id="block-subnavairtraffic2-menu">Subnav: Air Traffic 2</h2> <ul id="block-subnavairtraffic2" block="block-subnavairtraffic2" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/nextgen/" class="nav-link">NextGen</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/obstruction_evaluation/" class="nav-link">Obstruction Evaluation</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/publications/" class="nav-link">Air Traffic Plans and Publications</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/separation_standards/" class="nav-link">Separation Standards</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/technology/" class="nav-link">Technology</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/air_traffic/weather/" class="nav-link">Weather</a> </li> </ul> </nav> </section> </section></li><li class="ultimenu__item uitem has-ultimenu"><a href="/web/20240122190539/https://www.faa.gov/airports" class="ultimenu__link" data-drupal-link-system-path="node/62561">Airports<span class="caret" aria-hidden="true"></span></a><section class="ultimenu__flyout is-htb"> <section class="ultimenu__region region region--count-2 d-flex flex-column flex-xl-row py-3 region-ultimenu-main-airports"> <nav aria-labelledby="block-subnav-airports-1-menu" id="block-subnav-airports-1" class="block block-menu navigation menu--subnav--airports--1"> <h2 class="sr-only" id="block-subnav-airports-1-menu">Subnav: Airports 1</h2> <ul id="block-subnav-airports-1" block="block-subnav-airports-1" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/acrp/" class="nav-link">Airport Cooperative Research Program</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/aip/" class="nav-link">Airport Improvement Program</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/airport_compliance/" class="nav-link">Airport Compliance</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/airport_rescue_grants/" class="nav-link">Airport Rescue Grants</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/airport_safety/" class="nav-link">Airport Safety</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/licenses_certificates/airport_certification/" class="nav-link">Airport Certification</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/cares_act/" class="nav-link">CARES Act Grants</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/crrsaa/" class="nav-link">Airport Coronavirus Response Grant Program</a> </li> </ul> </nav> <nav aria-labelledby="block-subnav-airports-2-menu" id="block-subnav-airports-2" class="block block-menu navigation menu--subnav--airports--2"> <h2 class="sr-only" id="block-subnav-airports-2-menu">Subnav: Airports 2</h2> <ul id="block-subnav-airports-2" block="block-subnav-airports-2" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/engineering/" class="nav-link">Engineering, Design, &amp; Construction</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/environmental/" class="nav-link">Environmental Programs</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/news_information/" class="nav-link">News &amp; Information</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/pfc/" class="nav-link">Passenger Facility Charge (PFC) Program</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/planning_capacity/" class="nav-link">Planning &amp; Capacity</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/resources/" class="nav-link">Resources</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/regions/" class="nav-link">Regions</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/runway_safety/" class="nav-link">Runway Safety</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/airports/runway_safety/videos/" class="nav-link">Airport Safety Information Video Series</a> </li> </ul> </nav> </section> </section></li><li class="ultimenu__item uitem has-ultimenu"><a href="/web/20240122190539/https://www.faa.gov/pilots" class="ultimenu__link" data-drupal-link-system-path="node/73471">Pilots &amp; Airmen<span class="caret" aria-hidden="true"></span></a><section class="ultimenu__flyout is-htb"> <section class="ultimenu__region region region--count-2 d-flex flex-column flex-xl-row py-3 region-ultimenu-main-pilots-airmen"> <nav aria-labelledby="block-subnav-airmen-1-menu" id="block-subnav-airmen-1" class="block block-menu navigation menu--subnav--airmen--1"> <h2 class="sr-only" id="block-subnav-airmen-1-menu">Subnav: Airmen 1</h2> <ul id="block-subnav-airmen-1" block="block-subnav-airmen-1" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/pilots/amelocator/" class="nav-link">Find an Aviation Medical Examiner</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/pilots/become/" class="nav-link">Become a Pilot</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/pilots/intl/" class="nav-link">International Flight</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/pilots/lic_cert/" class="nav-link">Pilot Certificates &amp; Records</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="/web/20240122190539/https://www.faa.gov/pilots/medical_certification" class="nav-link" data-drupal-link-system-path="node/79721">Medical Certification</a> </li> </ul> </nav> <nav aria-labelledby="block-subnav-airmen-2-menu" id="block-subnav-airmen-2" class="block block-menu navigation menu--subnav--airmen--2"> <h2 class="sr-only" id="block-subnav-airmen-2-menu">Subnav: Airmen 2</h2> <ul id="block-subnav-airmen-2" block="block-subnav-airmen-2" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/pilots/regs/" class="nav-link">Pilot Regulations</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/mechanics" class="nav-link">Mechanics</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/licenses_certificates/airmen_certification/" class="nav-link">Airmen Certification</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/training_testing" class="nav-link">Training &amp; Testing</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/pilots/rights/" class="nav-link">Pilot&#039;s Bill of Rights</a> </li> </ul> </nav> </section> </section></li><li class="ultimenu__item uitem has-ultimenu"><a href="/web/20240122190539/https://www.faa.gov/data_research" class="ultimenu__link" data-drupal-link-system-path="node/52471">Data &amp; Research<span class="caret" aria-hidden="true"></span></a><section class="ultimenu__flyout is-htb"> <section class="ultimenu__region region region--count-2 d-flex flex-column flex-xl-row py-3 region-ultimenu-main-data-research"> <nav aria-labelledby="block-subnav-data-research-1-menu" id="block-subnav-data-research-1" class="block block-menu navigation menu--subnav--data-research--1"> <h2 class="sr-only" id="block-subnav-data-research-1-menu">Subnav: Data &amp; Research 1</h2> <ul id="block-subnav-data-research-1" block="block-subnav-data-research-1" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/data_research/accident_incident/" class="nav-link">Accident &amp; Incident Data</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/data_research/aviation/" class="nav-link">Aviation Forecasts</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/data_research/aviation_data_statistics/" class="nav-link">Aviation Data &amp; Statistics</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/data_research/commercial_space_data/" class="nav-link">Commercial Space Data</a> </li> </ul> </nav> <nav aria-labelledby="block-subnav-data-research-2-menu" id="block-subnav-data-research-2" class="block block-menu navigation menu--subnav--data-research--2"> <h2 class="sr-only" id="block-subnav-data-research-2-menu">Subnav: Data &amp; Research 2</h2> <ul id="block-subnav-data-research-2" block="block-subnav-data-research-2" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/data_research/funding_grant/" class="nav-link">Funding &amp; Grant Data</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/data_research/passengers_cargo/" class="nav-link">Passengers &amp; Cargo</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/data_research/research/" class="nav-link">Research</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/data_research/safety/" class="nav-link">Safety</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="/web/20240122190539/https://www.faa.gov/data_research/library" class="nav-link" data-drupal-link-system-path="node/25751">Technical Library</a> </li> </ul> </nav> </section> </section></li><li class="ultimenu__item uitem has-ultimenu"><a href="/web/20240122190539/https://www.faa.gov/regulations_policies" class="ultimenu__link" data-drupal-link-system-path="node/34946">Regulations<span class="caret" aria-hidden="true"></span></a><section class="ultimenu__flyout is-htb"> <section class="ultimenu__region region region--count-2 d-flex flex-column flex-xl-row py-3 region-ultimenu-main-regulations"> <nav aria-labelledby="block-subnav-regulations-1-menu" id="block-subnav-regulations-1" class="block block-menu navigation menu--subnav--regulations--1"> <h2 class="sr-only" id="block-subnav-regulations-1-menu">Subnav: Regulations 1</h2> <ul id="block-subnav-regulations-1" block="block-subnav-regulations-1" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/regulations_policies/advisory_circulars/" class="nav-link">Advisory Circulars</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/regulations_policies/airworthiness_directives/" class="nav-link">Airworthiness Directives</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/regulations_policies/faa_regulations/" class="nav-link">FAA Regulations</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="/web/20240122190539/https://www.faa.gov/forms" class="nav-link">Forms</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/regulations_policies/handbooks_manuals/" class="nav-link">Handbooks &amp; Manuals</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/regulations_policies/orders_notices/" class="nav-link">Orders &amp; Notices</a> </li> </ul> </nav> <nav aria-labelledby="block-subnav-regulations-2-menu" id="block-subnav-regulations-2" class="block block-menu navigation menu--subnav--regulations--2"> <h2 class="sr-only" id="block-subnav-regulations-2-menu">Subnav: Regulations 2</h2> <ul id="block-subnav-regulations-2" block="block-subnav-regulations-2" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/regulations_policies/pilot_records_database/" class="nav-link">Pilot Records Database</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/regulations_policies/policy_guidance/" class="nav-link">Policy &amp; Guidance</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/regulations_policies/rulemaking/" class="nav-link">Rulemaking</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://tfr.faa.gov/tfr2/list.html" class="nav-link">Temporary Flight Restrictions</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://pilotweb.nas.faa.gov/PilotWeb/" class="nav-link">Notices to Air Missions (NOTAM)</a> </li> </ul> </nav> </section> </section></li><li class="ultimenu__item uitem has-ultimenu"><a href="/web/20240122190539/https://www.faa.gov/space" class="ultimenu__link" data-drupal-link-system-path="node/52171">Space<span class="caret" aria-hidden="true"></span></a><section class="ultimenu__flyout is-htb"> <section class="ultimenu__region region region--count-2 d-flex flex-column flex-xl-row py-3 region-ultimenu-main-space"> <nav aria-labelledby="block-subnav-space-1-menu" id="block-subnav-space-1" class="block block-menu navigation menu--subnav--space--1"> <h2 class="sr-only" id="block-subnav-space-1-menu">Subnav: Space 1</h2> <ul id="block-subnav-space-1" block="block-subnav-space-1" class="clearfix nav d-flex flex-column flex-xl-row"> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="/web/20240122190539/https://www.faa.gov/space/licenses" class="nav-link" data-drupal-link-system-path="node/52416">Licenses, Permits &amp; Approvals</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/space/search_resources/" class="nav-link">Resources</a> </li> <li class="nav-item font-weight-normal text-transform-normal w-100"> <a href="https://web.archive.org/web/20240122190539/https://www.faa.gov/space/legislation_regulation_guidance/" class="nav-link">Legislation &amp; Policies, Regulations 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