CFR > Title 49 - Transportation > SUBTITLE B—Other Regulations Relating to Transportation > CHAPTER II—FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION (Parts 200–269) > PART 229—RAILROAD LOCOMOTIVE SAFETY STANDARDS > SUBPART C—Safety Requirements (§229.41 to §229.139) > 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 2 1/2 inches above the top of rail.