All oversize loads entering the City of Hillsboro, located in Jefferson County, must conform to the requirements set by the Missouri Department of Transportation (MoDOT).

In general, any vehicle over 12 feet in width, 14 feet 6 inches in height, and within the heavy haul weight class (over 80,000 lbs) should obtain an oversize load permit from the Hillsboro Public Works Department.

The City of Hillsboro adheres to MoDOT's regulations, and any oversize load must be properly marked and lit according to state guidelines to ensure safe transportation.

In Hillsboro, escort vehicles are required for loads exceeding 16 feet in width or 18 feet in height. Escort vehicles must be equipped with proper signage and warning lights.

For loads that exceed 20 feet in width or are considered 'super loads,' a police escort may be required. The Hillsboro Police Department must be contacted in advance to schedule the escort, and fees will be applied according to the department's rate structure.

To apply for an oversize load permit in Hillsboro, applicants can visit the Hillsboro Public Works Department's website or contact them directly at (636) 789-3100. Required documentation includes proof of insurance, detailed load specifications, and proposed route information.

Applicants must also comply with MoDOT's permit application requirements, which include providing accurate weight and dimension information.

In Hillsboro, oversize loads are restricted from traveling during peak hours (7-9 am and 4-6 pm, Monday through Friday) to minimize traffic disruptions.

During extreme weather conditions, such as heavy rain or snow, oversize load permits may be suspended. Applicants are advised to check with the Hillsboro Public Works Department for up-to-date information.

Certain neighborhoods and historic districts in Hillsboro have restricted routes; applicants must plan their route accordingly to avoid these areas.

The standard permit fee for oversize loads in Hillsboro is $75, with additional fees applied based on the complexity of the route and any required escorts.

For super loads or those requiring specialized equipment, fees will be determined on a case-by-case basis, taking into account the load's dimensions, weight, and the distance traveled within the city.