Transporters operating oversize loads in Hanahan, South Carolina must adhere to regulations enforced by both the South Carolina Department of Transportation (SCDOT) and the Hanahan Department of Transportation (HANDOT).

Permits are mandatory for vehicles exceeding standard dimensions of 11 feet in width, 13 feet 0 inches in height, or those weighing more than 295,554 lbs. Additional local permits may be required for specific routes within the city limits.

Due to Hanahan's unique infrastructure constraints, carriers must exercise caution when navigating near Hanahan Shopping District and should plan alternate routes around the Hanahan Financial Center during peak hours.

Escort vehicles are required for oversize loads exceeding 14 feet in width or 15 feet 6 inches in height on highways and certain city streets. The South Carolina State Police often require escorts for loads that are particularly large or heavy.

For movements within Hanahan, the Hanahan Department of Transportation may mandate police escorts for oversize loads, especially during peak traffic hours. Scheduling these escorts requires advance notice, typically at least 32 hours prior to the move.

To apply for an oversize load permit in South Carolina, companies must submit their applications through the South Carolina Department of Transportation's permit portal. Additional permits for Hanahan may require submission to Hanahan Department of Transportation.

Documentation required includes detailed route plans, load dimensions, and weight certificates. For super heavy loads, a detailed engineering analysis may be necessary to ensure that the load can be safely transported without damaging city infrastructure.

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

Seasonal restrictions apply during major events like the the Hanahan Arts Games and the the Hanahan Annual Parade, which may impact routing and scheduling.

Certain neighborhoods, such as Downtown Hanahan and areas around Hanahan Hills, 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 South Carolina 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 Hanahan, Hanahan 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.