Utah Admin. Code R909-2-20 - Oversize Non-Divisible Load Lighting, Signing, and Flag Requirements

(1) Oversize non-divisible load lighting:

(a) warning lights required when headlights are necessary;

(b) front overhang of more than three feet must be marked with a steady, amber marker light and red flag;

(c) rear overhang exceeding four feet must be marked with red clearance lights for night travel;

(d) vehicles with front or rear overhang exceeding 20 feet from the front or rear bumper of a vehicle, or from the center of the closest axle in the absence of a bumper, a rotating or flashing beacon visible from a minimum of 500 feet, and must be displayed at a minimum height of four feet above ground;

(e) tow vehicle headlights must be operated on low beam, day or night, as an additional warning to traffic; and

(f) nighttime travel, when authorized by the division may be permitted with marker lights indicating extreme width using amber lights front and center, and red lights to the rear.

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

(a) be 7 feet by 18 inches;

(b) have a yellow background with 10-inch-high black letters that are painted with 1 5/8 inches wide stroke to read: "OVERSIZE LOAD";

(c) be impervious to moisture;

(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;

(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;

(f) if possible, have the bottom edge of the sign be positioned not more than 5 feet above the road surface;

(g) be mounted with adequate supporting anchorage, constructed, maintained, and displayed so that they are always clearly legible;

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

(i) oversize load signs are not required on LCVs.

(3) Oversize non-divisible load flag requirements. Red or orange flags must be affixed on extremities when:

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

(b) loads on a vehicle exceeding three feet to the front or four feet to the rear of the bed or body while in operation;

(c) flags must be completely clean and not torn, faded, or worn out and must be fastened to wave freely; and

(d) over-dimensional flagging is not required on LCVs.

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

(a) display one sign on the rearmost end of a towed vehicle;

(b) the sign must have a yellow background with 10-inch-high black letters that are painted with 1 5/8 inches wide stroke to read: "IN-TOW LONG LOAD"; and

(c) be 4 feet wide by 2 feet tall minimum.

Notes

Utah Admin. Code R909-2-20

Amended by Utah State Bulletin Number 2017-21, effective 10/10/2017 Amended by Utah State Bulletin Number 2019-1, effective 12/12/2018 Amended by Utah State Bulletin Number 2020-02, effective 12/31/2019 Amended by Utah State Bulletin Number 2020-23, effective 11/12/2020 Amended by Utah State Bulletin Number 2023-02, effective 1/10/2023 Amended by Utah State Bulletin Number 2024-21, effective 10/22/2024