All oversize loads entering the Town of Dewey-Humboldt, located in Yavapai County, must conform to the requirements set by the Arizona Department of Transportation (ADOT).

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

The Town of Dewey-Humboldt has specific ordinances in place to ensure safe passage of oversize loads through its roads and highways, particularly on Highway 69 and Highway 179, which are major routes through the town.

In Dewey-Humboldt, escort vehicles are required for oversize loads that exceed 15 feet in width or 18 feet in height. Escort vehicles must be equipped with appropriate warning lights and flags as per ADOT regulations.

For loads exceeding 20 feet in width or 25 feet in height, a police escort may be required. The Dewey-Humboldt Police Department must be contacted in advance to arrange for a police escort, with a minimum of 48 hours' notice. Fees for police escorts are $150 per hour, with a minimum of 2 hours.

To apply for an oversize load permit in Dewey-Humboldt, applicants can visit the Dewey-Humboldt Public Works Department website or contact them directly at (928) 583-8000. The application requires detailed information about the load, including its dimensions, weight, and proposed route.

Applicants must provide documentation, including proof of insurance and a detailed route plan, which must be approved by the Town's Public Works Department.

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

During summer months (June to August), oversize loads are also restricted from traveling during extreme heat conditions (temperatures above 105°F).

Certain neighborhoods, such as those in the historic district, are restricted to oversize loads due to narrow streets and potential damage to historic infrastructure.

The base permit fee for oversize loads in Dewey-Humboldt is $100. Additional fees apply based on the size and weight of the load, as well as the complexity of the route.

For loads exceeding 80,000 lbs, an additional fee of $0.05 per pound is applied. For routes requiring special accommodations or police escorts, additional fees ranging from $200 to $500 may be applied.