An oversize and/or overweight permit allows travel along a particular jurisdiction's roadways when operating at dimensions and/or weights that exceed legal limitations. In most circumstances, these are obtained for non-divisible loads. Please contact Transmit America® for state specific legal dimensions, state specific exemptions, and for more extensive information.
When do I need an oversize/overweight permit?
When traveling on roadways in excess of a particular jurisdiction's legal dimensions.
Exceeding a gross weight of 80,000 lbs or legal axle weight
Exceeding 8'6” in width (8'0 in Maryland)
Exceeding 13'6” in height (Some states legal at 14'0, others 14'6”)
A trailer/load length exceeding 53'0” (Varies state to state)
When is an oversize/overweight permit not needed?
An oversize/overweight permit is not needed when traveling at legal dimensions. Some states may have exceptions/exemptions based on different circumstances.
Type of load (farm equipment, construction equipment, forestry equipment)
Over length only (beams, poles, logs, etc.)
Disaster relief
What are some of the different types of oversize/overweight permits that can be obtained?
There are many different classifications and types of oversize/overweight permits. Listed below are some of the more common types with brief explanations and basic information.
Superload Permit
A superload permit is an oversize/overweight permit with dimensions in excess of a standard issue permit. Superload dimensions vary by state. Additional information may be required when requesting a superload permit such as a route survey, insurance, or drawings.
Self-Propelled Permits
An oversize/overweight permit specific to the movement of a vehicle operating under its own power. (Cranes, drill-rigs, etc.) Additional information may be required such as drawings and more extensive axle information. Additional required information varies by jurisdiction.
Mobile Home Permits
An oversize permit specific to the movement of a mobile home when exceeding legal dimensions. Additional information may be required such as specific mobile home information (year, make, plate and serial number), as well as other information associated with the ownership/movement of a mobile home.
County/City Permits
An oversize/overweight permit issued by a county/city/township that grants travel on roads not under a state's jurisdiction.
Turnpike Permits
An oversize/overweight permit issued for travel on a turnpike that is not considered under the jurisdiction of the state.
