Missouri oversize load rules
Legal limits, pilot car requirements, travel restrictions, superload thresholds and permit fees for oversize and overweight loads in Missouri.
Legal limits without a permit
| Width | 8′6″ |
|---|---|
| Height | 14′ on interstates and within 10 miles of designated highways · 13′6″ on other state routes · 15′ in commercial zones |
| Length | 53′ tractor-semitrailer · 65′ truck-trailer combination |
| Weight | 80,000 lb gross |
What Pro adds for Missouri
- 9 escort rules with counts by width, height, length and road type
- 6 travel restrictions: curfews, night, weekends, holidays
- Superload thresholds and conditions
- 5 published fee lines and permit lead time
- Lane routing with miles per state and a cost breakdown
Escort (pilot car) requirements
- 9 width, height and length thresholds with the escort count for each
- Police escort triggers
- Overhang and route-type conditions
Travel restrictions
- 6 restrictions: curfews, night travel, weekends and holidays
- Which ones apply to a given load size
Superloads
- Exact thresholds and what the state requires past them
- Lead times, route surveys and police escort conditions
Permit fees
- 5 published fee lines with links to the fee schedule
- Validity periods and add-on charges
Common questions
When does a load need an escort in Missouri?
Answer available to members. Start free or sign in.
Can oversize loads travel at night in Missouri?
Answer available to members. Start free or sign in.
What is a superload in Missouri?
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Sources
Planning reference. Permits carry their own conditions, and city and county roads have separate rules. Confirm with the MoDOT Motor Carrier Services before moving a load. Found an error? Report it.
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