District of Columbia Oversize Load / Pilot Car Requirements
Oversize Load Permit Is Required:
Width: Over 8' 0"
Height: Over 13' 6"
Length: Semi-trailer over 48' 0" (maximum spacing of 41' from kingpin to center of rear axle)
Weight: Over 79,000 lbs. GVW (20,000 lbs. single axle or 34,000 lbs. tandem axle)

Oversize Load Times Of Movement:
No movement between 7am - 9:30am & 4pm - 6:30pm
Travel allowed on weekends & holidays
Extremely oversized loads may require night travel from 10pm - 5am

Phone Numbers, Addresses and Websites:
District of Columbia State Police: (202) 698-5571
Oversize Permits: (202) 535-2297  Fax: (202) 442-4867
Trip Permits: Not Required
Fuel Permits: None

Washington, DC DOT
941 B Capitol St. NE, Ste. 2300
Washington, DC   20001
Office hours:  8:15am - 4:45pm M / F (ET)

DC DOT Website
DC Traffic Reports
Coast 2 Coast Online Permits


District of Columbia Pilot Car / Escort Vehicle is Required:
Over 12′ wide requires 2 pilot cars
Over 13′ 6″ high requires 2 pilot cars (front with high pole)
Over 80′ long requires 2 pilot cars
Over 10′ rear overhang requires 2 pilot cars

District of Columbia Pilot Car Vehicle Requirments:
No stipulations except for flashing light on top of vehicle

Delaware Pilot Car Operator Requirements:
No stipulations


Find a Pilot Car Provider in the District of Columbia