Colorado oversize load rules
Legal limits, pilot car requirements, travel restrictions, superload thresholds and permit fees for oversize and overweight loads in Colorado.
Legal limits without a permit
| Width | 8′6″ (102 in) |
|---|---|
| Height | 14′6″ |
| Length | 45′ single unit; combinations per C.R.S. 42-4-504 |
| Weight | 80,000 lb on interstates · 85,000 lb on non-interstate highways |
What Pro adds for Colorado
- 7 escort rules with counts by width, height, length and road type
- 5 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
- 7 width, height and length thresholds with the escort count for each
- Police escort triggers
- Overhang and route-type conditions
Travel restrictions
- 5 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 a pilot car in Colorado?
Answer available to members. Start free or sign in.
Can oversize loads use I-70 through the mountains on weekends in Colorado?
Answer available to members. Start free or sign in.
What is the legal height in Colorado?
Answer available to members. Start free or sign in.
Sources
- 2 CCR 601-4, Rules Pertaining to Transport Permits (PDF)
- CDOT FYI, legal load and permit information (PDF)
- CDOT permitting information
Planning reference. Permits carry their own conditions, and city and county roads have separate rules. Confirm with the CDOT Freight Office, Transport Permits before moving a load. Found an error? Report it.
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