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Iowa DOT Permit

Lowa DOT Permit

Iowa Department of Transportation Office of Motor Carrier Services

Address: 6310 SE Convencience Blvd. Ankeny, Iowa 50021

Contact: (515) 237-3264

Hours: 7:00 A.M. – 4:30 P.M. (CT)


Single trip permits are valid for five (5) days. An annual permit shall expire on the last day of the month, one year from the date of issuance.



Gross Weight:

5 Axles92,000
6 Axles112,000
7 Axles132,000
8 Axles152,000

Length: 120’

Width: 18’

Height:    18’

When Escorts Are Needed

On Interstate system:                    # of Escorts

Width exceeds 14’6” – 16’6”1

On 2-Lane Highways:

Width exceeds ½ roadway width up to and including 14’6”1

On All Highways:

Height exceeds 14’4” (height pole must be carried on the escort vehicle)1
Length exceeds 120’1

– Length exceeds 85’ but not exceeding 120’ 

– Front-end projection exceeds 25’

– Rear-end projection exceeds 10’ (amber revolving light or strobe light must be on the rear of the load when rear-end projection exceeds 10’)

Weight exceeds 80.000 lbs

Either 1 escort or 7” high and 7” diameter amber light of 100- Candlepower with 360 degree visibility (or strobe light) mounted on the towing unit is required when:


Vectra Heavy Haulers, a well-known firm in the industry of heavy hauling, will offer overweight equipment transportation to Nebraska too. We also follow the federal, state and local Oversize Overweight Trip permits.