49 C.F.R. § 236.407
Approach or time locking; where required.
Cite as 49 C.F.R. § 236.407 (2026)
Approach or time locking shall be provided for all controlled signals where route or direction of traffic can be changed.
[49 FR 3386, Jan. 26, 1984]
49 C.F.R. § 236.407
Cite as 49 C.F.R. § 236.407 (2026)