§234.249. Ground tests.
49 C.F.R. § 234.249
A test for grounds on each energy bus furnishing power to circuits that affect the safety of warning system operation shall be made when such energy bus is placed in service and at least once each month thereafter.
Notes, amendments, and revision history
Authority
Authority: 49 U.S.C. 20103, 20107, 20152, 20160, 21301, 21304, 21311, 22907 note; 28 U.S.C. 2461 note; and 49 CFR 1.89.
Source
Source: 61 FR 31806, June 20, 1996, unless otherwise noted.