Maryland Oversize
Permits and Regulations

Times that you are not allowed to travel within the state of Maryland with oversize or heavy haul loads:

• Daylight hours are one-half hour after sunrise and one-half hour before sunset. 
• Saturday travel is permitted until noon. 
• You may not travel on Sunday. 
• Maryland State DOT has different curfews that must be followed in areas with high traffic densities. Typically, these hours are from 9 AM to 3:30 PM, and travel is not allowed between them. 
• Maryland has many toll bridges and tunnels that may charge additional fees. When traveling on toll roads, bridges, or tunnels, always check your physical permit for curfew, especially if you weigh more than 45 gross tons, are 100 feet long, or are over 12 feet wide. 
• If you’re over 14 feet, you cannot travel between 9 AM and 3:30 PM on any highway. Travel is prohibited on any of the following holidays: New Year’s Day, Good Friday, Memorial Day, Independence Day, Labor Day, Thanksgiving Day, and Christmas Day. 
• The Maryland State DOT permit office for oversized and heavy haul loads is closed on the holidays mentioned above, Martin Luther King Day, Columbus Day, and election day, and the day after Thanksgiving. However, travel isn’t restricted on these days.
• No movements across toll facilities are permitted from noon Friday until 9:00 am Monday, including I-95 from Baltimore to the Delaware state line.
• Over 12′ wide or over 92,000 pounds can only travel from 9:00 am to 3:30 pm (and Saturday until Noon) when on the Capital Beltway I-495/I-95 and Baltimore Beltway I-695. If 14′ wide or more, travel is only permitted from 9:00 am to 3:30 pm (and Saturday until Noon on any roads/highways).