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APTA: American Public Transportation Association

APTA, the American Public Transportation Association, was founded in 1882. It is an international organization that serves the public interest by providing safe, efficient, and economical transit services, and by improving those services to meet national energy, environmental, and financial concerns. APTA serves over 90% of passengers using transit in the U.S. and Canada. APTA members are public organizations engaged in the areas of bus, paratransit, light rail, commuter rail, subways, waterborne passenger services, and high-speed rail. Standards from APTA are available both individually, directly through the ANSI webstore, and as part of a Standards Subscription. If you or your organization are interested in easy, managed, online access to standards that can be shared, a Standards Subscription may be what you need - please contact us at: StandardsSubscriptions@ansi.org or 1-212-642-4980 or Request Proposal Price.

Below are APTA's best-selling standards. To find additional standards, please use the search bar above.

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APTA-PR-E-RP-004-98 [2004]

Recommended Practice for Gap and Creepage Distance

This recommended practice describes a method to determine the minimum safe gap and creepage distance for passenger rail vehicle electrical circuits and cabling where potentials do not exceed 2000 volts to ground.


APTA-PR-IM-S-006-98 [2004]

Standard for Draft Gear Periodic Inspection and Maintenance

This standard covers the basic procedures for the periodic inspection and maintenance of passenger car draft gears, with emphasis on the maintenance of safety appliances and other safety critical systems.


APTA-RT-SC-S-044-03 [2004]

Standard for Wayside Intrusion Detection System Inspection and Testing

This standard provides procedures for inspecting and testing rail transit wayside intrusion detection systems.


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As the voice of the U.S. standards and conformity assessment system, the American National Standards Institute (ANSI) empowers its members and constituents to strengthen the U.S. marketplace position in the global economy while helping to assure the safety and health of consumers and the protection of the environment.

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