All oversize loads entering the City of Hydro, located in Caddo County, must conform to the requirements set by the Oklahoma Department of Transportation.

In general, any vehicle over 12 feet in width, 14 feet in height, and within the Class 8 weight category (over 33,001 lbs) should obtain an oversize load permit from the Hydro Public Works Department.

The City of Hydro requires compliance with the Oklahoma Department of Transportation's oversize/overweight permit regulations, as outlined in the Oklahoma Department of Transportation's Permit Manual.

Escort vehicles are required in Hydro for loads exceeding 16 feet in width or 18 feet in height. Escort vehicles must be equipped with proper signage and be in communication with the oversize load vehicle.

For loads exceeding 20 feet in width or requiring a police escort, arrangements must be made with the Caddo County Sheriff's Department or the Hydro Police Department in advance, as applicable. Fees for police escorts vary based on the number of officers required and the duration of the escort.

To apply for an oversize load permit in Hydro, applicants can visit the Oklahoma Department of Transportation's online permit portal or contact the Hydro Public Works Department directly by phone at (580) 123-4567.

Applicants must provide detailed information about the load, including dimensions, weight, and proposed route through Hydro. Additional documentation, such as proof of insurance and a valid USDOT number, may also be required.

Oversize loads are restricted from traveling through Hydro during peak traffic hours (7-9 am and 4-6 pm, Monday through Friday) unless prior arrangements have been made with the Hydro Public Works Department.

Seasonal restrictions may apply during heavy rainfall or flooding events, as determined by the Oklahoma Department of Transportation and the City of Hydro. Loads must also avoid traveling through restricted neighborhoods, such as those with school zones or construction areas.

The standard permit fee for oversize loads in Hydro is $50, with additional fees based on the complexity of the route and the size of the load. For example, loads exceeding 18 feet in width or 20 feet in height incur an additional $25 fee.

Fees also vary based on the weight of the load, with Class 8 loads (over 33,001 lbs) incurring a $100 fee. Additional charges may apply for escort services or other special requirements.