All oversize loads entering Algonac, located in St. Clair County, must conform to the requirements set by the Michigan Department of Transportation (MDOT).

In general, any vehicle over 12 feet in width, 14 feet in height, and within the Class A weight limit (over 154,000 lbs) should obtain an oversize load permit from the Algonac Public Works Department.

The City of Algonac requires compliance with the Michigan Vehicle Code (MVC) and adheres to the regulations outlined by the MDOT for oversize and overweight vehicles. Loads exceeding these dimensions or weight require special permits and may need to follow specific routes to avoid damaging city infrastructure.

In Algonac, escort vehicles are required for oversize loads that exceed 16 feet in width or 18 feet in height. Escort vehicles must be equipped with appropriate signage and lighting as per Michigan regulations.

For loads that are particularly large or heavy, or those that travel through sensitive areas, the Algonac Police Department may require a police escort. Scheduling a police escort requires a minimum of 48 hours' notice and may incur additional fees based on the officer's hourly rate.

To apply for an oversize load permit in Algonac, applicants must submit their request through the Michigan Department of Transportation's Permit Office website or by contacting the Algonac Public Works Department directly.

Applicants must provide detailed information about the load, including its dimensions, weight, and proposed route through Algonac. Documentation may include a detailed route survey and a copy of the vehicle's insurance certificate.

Oversize loads are restricted from traveling through Algonac during peak traffic hours (7-9 am and 4-6 pm, Monday through Friday) unless otherwise approved by the Algonac Public Works Department.

During periods of heavy rain or snow, oversize loads may be restricted from traveling until conditions improve. Additionally, loads that could potentially damage city roads or bridges may be restricted during thawing conditions.

Certain residential streets and historic districts in Algonac are restricted from oversize loads. Permits will specify approved routes that avoid these areas.

The base permit fee for oversize loads in Algonac is $75. Additional fees may apply based on the size and weight of the load, as well as the complexity of the route.

For loads that require a police escort, an additional fee of $100 per hour (with a minimum of 2 hours) will be charged. Fees are payable upon permit issuance and are non-refundable.