(a) No person shall operate or move any crawler-type tractor, steam shovel, derrick, roller, or any equipment or structure having a normal operating speed of 10 miles per hour or less upon or across any tracks at a railroad grade crossing except in accordance with this section.

(b) Before making any crossing the person operating or moving any such equipment shall first stop within 50 feet of, but not nearer than 15 feet from, the nearest rail of such railroad and while so stopped shall listen and look in both directions along such track for any approaching train and for signals indicating the approach of a train, and may not proceed until the crossing can be made safely.

(c) No crossing may be made when warning is given by automatic signal, crossing gates, flagman, or otherwise of the immediate approach of a railroad train or car.

(d) If a flagman is provided by the railroad, movement over the crossing shall be under his or her direction. (Added 1971, No. 258 (Adj. Sess.), § 3, eff. March 1, 1973.)