All oversize loads entering Dewar, Oklahoma must conform to the requirements set by the Oklahoma Department of Transportation (OKDOT) and the Dewar Department of Transportation (DEWDOT).

In general, any vehicle over 13 feet in width, 16 feet 6 inches in height, and within the super heavy weight class (over 266,592 lbs) should obtain an oversize load permit from the OKDOT and potentially additional permits from DEWDOT.

To navigate the complexities of Dewar's infrastructure, it's crucial to plan routes that avoid sensitive areas like Dewar Lake and major construction zones along the Dewar Municipal Complex area.

Escort vehicles are required for oversize loads exceeding 16 feet in width or 14 feet 6 inches in height on highways and certain city streets. The Oklahoma State Police often require escorts for loads that are particularly large or heavy.

For movements within Dewar, the Dewar Department of Transportation may mandate police escorts for oversize loads, especially during peak traffic hours. Scheduling these escorts requires advance notice, typically at least 34 hours prior to the move.

Permit applications in Dewar must be submitted through the OKDOT's online permitting system. Carriers should be prepared to provide comprehensive vehicle specifications, proposed routes, and transport schedules.

Applications must include certified weight tickets, dimensional diagrams, and route surveys. For loads that may impact traffic flow in Dewar, a traffic management plan may also be required as part of the application process.

Dewar has strict time-of-day restrictions for oversize loads, generally prohibiting movements during peak hours (7-9 am and 4-6 pm, Monday-Friday).

Seasonal restrictions apply during major events like the the Dewar International Fair and the the Dewar Summer Show, which may impact routing and scheduling.

Certain neighborhoods, such as Dewar Center and areas around Dewar Tech Hub, have restricted access for oversize loads. Alternative routes should be planned in advance to avoid these areas.

The base permit fee for an oversize load in Oklahoma is $40, with additional fees for super heavy loads (over 200,000 lbs) ranging from $150 to $350 depending on the complexity of the move.

For movements within Dewar, Dewar Department of Transportation may charge additional fees for city-specific permits, which can range from $75 to $500 or more for particularly complex routes or those requiring extensive coordination with city agencies.