1. (1) Non-divisible oversize loads exceeding 10 feet in width, 14 feet 6 inches in height, or 105 feet in length must display an "OVERSIZE LOAD" sign to warn the motoring public that extra-large vehicles are in operation. Signs must:

   1. (a) be 7 feet by 18 inches;
   2. (b) have a yellow background with 10-inch-high black letters that are painted with a 1 5/8 inches wide stroke to read: "OVERSIZE LOAD";
   3. (c) be impervious to moisture;
   4. (d) have front signs mounted on the front bumper or on top of the vehicle cab with letters presented toward the front of the vehicle;
   5. (e) have rear signs positioned at the rearmost part of the vehicle or load as feasible, ensuring in cases that the load does not obstruct the view of the sign;
   6. (f) if possible, have the bottom edge of the sign be positioned not more than 5 feet above the road surface;
   7. (g) be mounted with adequate supporting anchorage, constructed, maintained, and displayed so that they are always clearly legible;

   8. (h) be covered, removed, or placed face down when the vehicle is not engaged in an oversized movement; and

      1. (i) oversized load signs are not required on LCVs.

2. (2)(a) When transporting a non-divisible load, a red or orange flag must be affixed on the extremities when:

   1. (i) a vehicle or load exceeds ten feet in width; or

      1. (ii) the overhang of a load exceeds three feet to the front or four feet to the rear of the bed or body of the vehicle while in operation.

   2. (b)(i) Each flag must be completely clean and may not be torn, faded, or worn out.

      1. (ii) Each flag must be fastened in a way that allows the flag to wave freely.
      2. (iii) Flagging is not required on LCVs.

3. (3) Tow trucks that exceed 120 feet in length are required to:

   1. (a) display one sign on the rearmost end of a towed vehicle;
   2. (b) the sign must have a yellow background with 10-inch-high black letters that are painted with a 1 5/8 inches wide stroke to read: "IN-TOW LONG LOAD"; and
   3. (c) be 4 feet wide by 2 feet tall minimum.

KEY: permits, safety regulations, size and weight, trucks

Date of Last Change: March 16, 2026

Notice of Continuation: April 30, 2024

Authorizing, and Implemented or Interpreted Law: 72-1-201; 72-7-406; 72-9-303; 41-1a-102; 41-1a-231; 41-1a-1206; 72-7-402; 72-7-404; 72-7-407; 72-9-301; 72-9-502