49 C.F.R. § 234 app B to Part 234

Current through March 31, 2024
Appendix B to Part 234 - Alternate Methods of Protection Under 49 CFR 234.105(), 234.106, and 234.107()

[This is a summary-see body of text for complete requirements]

Flagger for each direction of trafficPolice officer presentFlagger present, but not one for each direction of trafficNo flagger/no police
False ActivationNormal SpeedNormal SpeedProceed with caution-maximum speed of 15 mphProceed with caution-maximum speed of 15 mph.
Partial Activation*Normal SpeedNormal SpeedProceed with caution-maximum speed of 15 mphProceed with caution-maximum speed of 15 mph.
Activation Failure**Normal SpeedNormal SpeedProceed with caution-maximum speed of 15 mphStop: Crewmember flag traffic and reboard.

*Partial activiation-full warning not given.

Non-gated crossing with one pair of lights designed to flash alternatively, one light does not work (and back-lights from other side not visible).

Gated crossing-gate arm not horizontal; or any portion of a gate arm is missing if that portion had held a gate arm flashing light.

**Activitation failure includes-if more than 50% of the flashing lights on any approach lane not functioning; or if an approach lane has two or more pairs of flashing lights, there is not at least one pair operating as intended.

49C.F.R. 234 app B to Part 234