In this chapter, “vehicle” means a car, locomotive, tender, or similar vehicle.
This chapter does not apply to the following:
(1) a train of 4-wheel coal cars.
(2) a train of 8-wheel standard logging cars if the height of each car from the top of the rail to the center of the coupling is not more than 25 inches.
(3) a locomotive used in hauling a train referred to in clause (2) of this subsection when the locomotive and cars of the train are used only to transport logs.
(4) a car, locomotive, or train used on a street railway.
(Pub. L. 103–272, § 1(e), July 5, 1994, 108 Stat. 881; Pub. L. 104–287, § 5(52), Oct. 11, 1996, 110 Stat. 3393.)