Iowa OSOW Regulations
Official guide to Iowa oversize load transport regulations. Find legal dimensions, overweight permit limits, and superload engineering requirements.
Legal Dimensions (No Permit)
Max Width
8'6"
Max Height
14'6" (Iowa allows 14'6" legal height)
Max Length
75' maximum
Max Weight
80,000 lbs maximum
Always verify limitations with the official state permit office. Regulations are subject to change without notice.
Permit Office
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Our engineering team handles all overweight load permits, physical route surveys, and superload applications for Iowa.
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