Section R909-2-5 - Legal Weight Limitations(1) Except as otherwise provided in this section, operating a vehicle that exceeds the maximum gross and axle weight limitations described in Table 2 is prohibited. TABLE 2 Maximum Gross and Axle Weight Limitations |
Axles | Weight |
Single Wheel | 10,500 pounds |
Single Axle | 20,000 pounds |
Tandem Axle | 34,000 pounds |
Tridem Axle | Must comply with the bridge formula |
Gross Vehicle Weight | 80,000 pounds |
(2) An overweight permit must be obtained to authorize any exception to the maximum weight limitations described in Table 2.(3) The weight limitation described in Table 2 do not apply to a covered heavy-duty tow and recovery vehicle.(4) Emergency vehicles may exceed the weight limits, described in Table 2 with the following limitations: (a) 24,000 pounds on a single steering axle;(b) 33,500 pounds on a single -drive axle;(c) 62,000 pounds on a tandem axle;(d) 52,000 pounds on a tandem rear drive steer axle; and(e) 82,000 pounds gross vehicle weight.(5) A vehicle fueled primarily by natural gas or powered primarily by electric battery power may exceed any vehicle weight limit, up to a maximum gross vehicle weight of 82,000 pounds, by any amount that is equal to the difference between: (a)(i) the weight of the vehicle attributable to the natural gas tank and fueling system carried by that vehicle; or(ii) the weight of the vehicle attributable to the electric battery power system; and(b) the weight of a comparable diesel tank and fueling system.Utah Admin. Code R909-2-5
Amended by Utah State Bulletin Number 2017-21, effective 10/10/2017Amended by Utah State Bulletin Number 2019-1, effective 12/12/2018Amended by Utah State Bulletin Number 2020-02, effective 12/31/2019Amended by Utah State Bulletin Number 2020-23, effective 11/12/2020Amended by Utah State Bulletin Number 2023-02, effective 1/10/2023Amended by Utah State Bulletin Number 2024-21, effective 10/22/2024