1. (1) Unless otherwise authorized, travel is prohibited for loads or vehicles more than 12 feet wide, 105 feet overall length, and 14 feet 6 inches in height, Monday through Friday between 6 a.m. and 9 a.m. and between 3:30 p.m. and 6 p.m. mountain time on the following highways:

   1. (a) highways south of Perry Willard Interchange, I-15, Exit #357;
   2. (b) highways in Weber, Davis, and Salt Lake Counties;
   3. (c) highways in Utah County north of I-15, Exit 261;
   4. (d) SR 68, North of milepost 16 in Utah County;
   5. (e) I-80 East side of Salt Lake County Exit 140 to Exit 99 on the West side of Salt Lake County; and
   6. (f) I-84 west of milepost 94.
2. (2) The division may authorize exceptions to the curfew congestion restrictions based on emergency situations on a case-by-case basis.

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