Part 231 - Railroad Safety Appliance Standards  


§ 231.0 - Applicability and penalties.
§ 231.1 - Box and other house cars built or placed in service before October 1, 1966.
§ 231.2 - Hopper cars and high-side gondolas with fixed ends.
§ 231.3 - Drop-end high-side gondola cars.
§ 231.4 - Fixed-end low-side gondola and low-side hopper cars.
§ 231.5 - Drop-end low-side gondola cars.
§ 231.6 - Flat cars.
§ 231.7 - Tank cars with side platforms.
§ 231.8 - Tank cars without side sills and tank cars with short side sills and end platforms.
§ 231.9 - Tank cars without end sills.
§ 231.10 - Caboose cars with platforms.
§ 231.11 - Caboose cars without platforms.
§ 231.12 - Passenger-train cars with wide vestibules.
§ 231.13 - Passenger-train cars with open-end platforms.
§ 231.14 - Passenger-train cars without end platforms.
§ 231.15 - Steam locomotives used in road service.
§ 231.16 - Steam locomotives used in switching service.
§ 231.17 - Specifications common to all steam locomotives.
§ 231.18 - Cars of special construction.
§ 231.19 - Definition of “Right” and “Left.”
§ 231.20 - Variation in size permitted.
§ 231.21 - Tank cars without underframes.
§ 231.22 - Operation of track motor cars.
§ 231.23 - Unidirectional passenger-train cars adaptable to van-type semi-trailer use.
§ 231.24 - Box and other house cars with roofs, 16 feet 10 inches or more above top of rail.
§ 231.25 - Track motorcars (self-propelled 4-wheel cars which can be removed from the rails by men).
§ 231.26 - Pushcars.
§ 231.27 - Box and other house cars without roof hatches or placed in service after October 1, 1966.
§ 231.28 - Box and other house cars with roof hatches built or placed in service after October 1, 1966.
§ 231.29 - Road locomotives with corner stairways.
§ 231.30 - Locomotives used in switching service.
§ 231.31 - Drawbars for freight cars; standard height.
§ 231.33 - Procedure for special approval of existing industry safety appliance standards.
§ 231.35 - Procedure for modification of an approved industry safety appliance standard for new railcar construction.
Appendix A to Part 231 - Schedule of Civil Penalties 1