Title 49, Part 231 — Railroad Safety Appliance Standards

Applicability and penalties.

Box and other house cars built or placed in service before October 1, 1966.

Hopper cars and high-side gondolas with fixed ends.

Drop-end high-side gondola cars.

Fixed-end low-side gondola and low-side hopper cars.

Drop-end low-side gondola cars.

Flat cars.

Tank cars with side platforms.

Tank cars without side sills and tank cars with short side sills and end platforms.

Tank cars without end sills.

Caboose cars with platforms.

Caboose cars without platforms.

Passenger-train cars with wide vestibules.

Passenger-train cars with open-end platforms.

Passenger-train cars without end platforms.

Steam locomotives used in road service.

Steam locomotives used in switching service.

Specifications common to all steam locomotives.

Cars of special construction.

Definition of “Right” and “Left.”

Variation in size permitted.

Tank cars without underframes.

Operation of track motor cars.

Unidirectional passenger-train cars adaptable to van-type semi-trailer use.

Box and other house cars with roofs, 16 feet 10 inches or more above top of rail.

Track motorcars (self-propelled 4-wheel cars which can be removed from the rails by men).

Pushcars.

Box and other house cars without roof hatches or placed in service after October 1, 1966.

Box and other house cars with roof hatches built or placed in service after October 1, 1966.

Road locomotives with corner stairways.

Locomotives used in switching service.

Drawbars for freight cars; standard height.

Procedure for special approval of existing industry safety appliance standards.

Procedure for modification of an approved industry safety appliance standard for new railcar construction.