R909-2-23. Longer Combination Vehicles  


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  • (1) Motor Carriers operating longer combination vehicles or LCV's must apply and be approved to operate on designated routes on Utah's interstate system.

    (2) Authorized motor carriers may operate interstate LCV's with a cargo or cargo carrying length as follows:

    (a) a tractor trailer or tractor trailer combination more than 81 feet not to exceed 95 feet cargo or cargo carrying length; or

    (b) a truck and two-trailer combination more than 92 feet not to exceed 95 feet in length, 14 feet 6 inches in height, or 8 feet 6 inches in width.

    (3) LCV conditions for operation:

    (a) non-divisible dimensions with a width greater than 8 feet 6 inches or height greater than 14 feet 6 inches, may not be transported on LCV's; and

    (b) acceptable travel conditions exist in accordance with hazardous conditions for loads more than 81 feet cargo or cargo carrying length.

    (4) A truck and single trailer exceeding legal length may be permitted up to 88 feet, but requires LCV authority when exceeding 88 feet up to 92 feet.

    (5) A dromedary unit when exceeding legal length may be permitted up to 88 feet.

    (6) LCV's and double trailers exceeding 81 feet cargo carrying length may not operate on secondary highways other than those pre-approved by the division.