R909-2-15. Night Time Travel Provisions

(1) The movement of oversize loads at night will be allowed under the following conditions:

(a) loads may not exceed 12 feet wide on secondary highways, 14 feet wide on interstates, or 14 feet 6 inches high on all roadways;

(b) loads exceeding 10 feet wide, 105 feet overall length, or 10 feet front or rear overhang are required to have one certified pilot escort on interstate highways and two on all secondary highways;

(i) Exception. A tow truck towing vehicles with a total length of 120 feet or 10 feet wide may travel during hours of darkness and does not require a pilot escort.

(c) loads exceeding 92 feet overall length are required to have proper lighting every 25 feet, with amber lights to the front and sides of the load marking extreme width, and red to the rear; and

(d) night time travel authorization does not supersede adverse weather conditions.

(2) The division may authorize exceptions to the night time travel provisions based on mitigating circumstances.