49 CFR 229.71 - Clearance above top of rail.

§ 229.71 Clearance above top of rail.
No part or appliance of a locomotive except the wheels, flexible nonmetallic sand pipe extension tips, and trip cock arms may be less than 21/2 inches above the top of rail.

Title 49 published on 2014-10-01

no entries appear in the Federal Register after this date.