49 CFR Part 231 - PART 231—RAILROAD SAFETY APPLIANCE STANDARDS

  1. § 231.0 Applicability and penalties.
  2. § 231.1 Box and other house cars built or placed in service before October 1, 1966.
  3. § 231.2 Hopper cars and high-side gondolas with fixed ends.
  4. § 231.3 Drop-end high-side gondola cars.
  5. § 231.4 Fixed-end low-side gondola and low-side hopper cars.
  6. § 231.5 Drop-end low-side gondola cars.
  7. § 231.6 Flat cars.
  8. § 231.7 Tank cars with side platforms.
  9. § 231.8 Tank cars without side sills and tank cars with short side sills and end platforms.
  10. § 231.9 Tank cars without end sills.
  11. § 231.10 Caboose cars with platforms.
  12. § 231.11 Caboose cars without platforms.
  13. § 231.12 Passenger-train cars with wide vestibules.
  14. § 231.13 Passenger-train cars with open-end platforms.
  15. § 231.14 Passenger-train cars without end platforms.
  16. § 231.15 Steam locomotives used in road service.
  17. § 231.16 Steam locomotives used in switching service.
  18. § 231.17 Specifications common to all steam locomotives.
  19. § 231.18 Cars of special construction.
  20. § 231.19 Definition of “Right” and “Left.”
  21. § 231.20 Variation in size permitted.
  22. § 231.21 Tank cars without underframes.
  23. § 231.22 Operation of track motor cars.
  24. § 231.23 Unidirectional passenger-train cars adaptable to van-type semi-trailer use.
  25. § 231.24 Box and other house cars with roofs, 16 feet 10 inches or more above top of rail. 1
  26. § 231.25 Track motorcars (self-propelled 4-wheel cars which can be removed from the rails by men).
  27. § 231.26 Pushcars.
  28. § 231.27 Box and other house cars without roof hatches or placed in service after October 1, 1966.
  29. § 231.28 Box and other house cars with roof hatches built or placed in service after October 1, 1966.
  30. § 231.29 Road locomotives with corner stairways.
  31. § 231.30 Locomotives used in switching service.
  32. § 231.31 Drawbars for freight cars; standard height.
  33. § 231.33 Procedure for special approval of existing industry safety appliance standards.
  34. § 231.35 Procedure for modification of an approved industry safety appliance standard for new railcar construction.
Authority:
49 U.S.C. 20102–20103, 20107, 20131, 20301–20303, 21301–21302, 21304; 28 U.S.C. 2461 note; and 49 CFR 1.89.
Source:
33 FR 19663, Dec. 25, 1968, unless otherwise noted.
Note:

Where rivets or bolts are required in this part 231 a two-piece steel rivet may be used consisting of:

(a) A solid shank of one-half ( 1/2) inch minimum diameter steel or material of equal or greater strength having cold forged head on one end, a shank length for material thickness fastened, locking grooves, breakneck groove and pull grooves (all annular grooves) on the opposite end.

(b) A collar of similar material which is cold swaged into the locking grooves forming a head for the opposite end of item (a) after the pull groove section has been removed.