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UDOT Motor Carrier Division, Size and Weight Permitting

Utah oversize load rules

Legal limits, pilot car requirements, travel restrictions, superload thresholds and permit fees for oversize and overweight loads in Utah.

Legal limits without a permit

Width8′6″
Height14′
Length53′ trailer
Weight80,000 lb gross

At a glance

Escorts9 escort rules, starting at 12′ wide
Superload3 review triggers (height, length, width)
Travel4 restrictions (curfews, night, holidays)
Fees1 published fee line

Escort (pilot car) requirements

Pro members see the full Utah escort rules:
  • 9 width, height and length thresholds with the escort count for each
  • Police escort triggers
  • Overhang and route-type conditions
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Travel restrictions

Pro members see the full Utah travel restrictions:
  • 4 restrictions: curfews, night travel, weekends and holidays
  • Which ones apply to a given load size
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Superloads

Pro members see the full Utah superload rules:
  • Exact thresholds and what the state requires past them
  • Lead times, route surveys and police escort conditions
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Permit fees

Pro members see the full Utah permit fees:
  • 1 published fee lines with links to the fee schedule
  • Validity periods and add-on charges
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Common questions

When does a load need a pilot car in Utah?

Over 12′ wide or 105′ long on secondary highways; over 14′ wide or 120′ long on interstates. Two escorts from 14′ wide on secondary roads, 16′ on interstates, or 16′ high anywhere.

Can oversize loads travel at night in Utah?

Loads within 10′ wide, 105′ long and 14′6″ high are not restricted. Larger loads may move at night up to 12′ wide on secondary highways or 14′ on interstates with certified pilot escorts.

When does Utah require a police escort?

Over 17′ wide or 17′6″ high on secondary highways, over 20′ wide on any highway, and two police escorts over 175′ long.

Sources

Planning reference. Permits carry their own conditions, and city and county roads have separate rules. Confirm with the UDOT Motor Carrier Division, Size and Weight Permitting before moving a load. Found an error? Report it.

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