Utah Code Ann. § 72-7-404
(1)
(a) As used in this section:
(2)
(a) A vehicle may not be operated or moved on any highway in the state with:
(3)
(a) Subject to the limitations in Subsection (2), no group of two or more consecutive axles between the first and last axle of a vehicle or combination of vehicles and no vehicle or combination of vehicles may carry a gross weight in excess of the weight provided by the following bridge formula, except as provided in Subsection (3)(b):W = 500 {LN/(N-1) + 12N+36}
(5)
(a) Any person who violates this section is guilty of an infraction except that, notwithstanding Sections 76-3-301 and 76-3-302, the violator shall pay the largest minimum mandatory fine of either: