61-8-312. Special speed limitations on trucks, truck tractors, and motor-driven cycles. (1) Except as provided in 61-8-303, 61-8-309, 61-8-310, and subsection (2) of this section, the speed limit for a truck or truck tractor of more than 1 ton "manufacturer's rated capacity" traveling on:
     (a) completed sections of interstate is 65 miles an hour; and
     (b) four-lane divided highways and completed sections of primary and secondary highways is 60 miles an hour during the daytime and 55 miles an hour during the nighttime as those terms are defined in 61-8-303.
     (2) Except as provided in 61-8-303, 61-8-309, and 61-8-310, the speed limit for a vehicle subject to a term permit under 61-10-124(2)(d) or a truck-trailer-trailer or truck tractor-semitrailer-trailer-trailer combination of vehicles subject to special permits under 61-10-124(4) is 55 miles an hour unless otherwise stated in the permit.
     (3) A person may not operate a motor-driven cycle at any time mentioned in 61-9-201 at a speed greater than 35 miles an hour unless the motor-driven cycle is equipped with a headlamp or lamps that are adequate to reveal a person or vehicle at a distance of 300 feet ahead.

     History: En. Sec. 45, Ch. 263, L. 1955; amd. Sec. 1, Ch. 241, L. 1957; amd. Sec. 1, Ch. 119, L. 1961; amd. Sec. 1, Ch. 253, L. 1971; R.C.M. 1947, 32-2148; amd. Sec. 1, Ch. 474, L. 1987; amd. Sec. 1, Ch. 437, L. 1989; amd. Sec. 48, Ch. 16, L. 1991; amd. Sec. 1, Ch. 232, L. 1997; amd. Sec. 6, Ch. 43, L. 1999.