Maryland Regulations

Transportation Restrictions

No permit movements are allowed on highways under the jurisdiction of the Maryland Transportation Authority after 12 noon on Friday and until 9 AM Monday. The restricted highways and structures are:

• I-95 – John F. Kennedy Memorial Highway (portion of I-95 north of I-695 (Baltimore Beltway) to the Delaware State Line)
• I-95 – Fort McHenry Tunnel
• I-695 – Francis Scott Key Bridge
• I-895 – Baltimore Harbor Tunnel
• US 40 – Thomas J. Hatem Memorial Bridge (Susquehanna River Bridge)
• US 50/301 – William Preston Lane, Jr., Memorial Bridge (Chesapeake Bay Bridge)
• US 301 – Harry W. Nice Memorial Bridge (Potomac River Bridge)

If over 12’ wide, 100’ long, or if weight is over 90,000 lbs., Beltway hours 9:00 AM – 3:30 PM.

If over 14’ wide, movement allowed 9:00 AM – 3:30 PM on any highway.

Heights over 15’6” must have trees cleared by department of Forest and Parks.

The following holidays are restricted: New Year’s Day, Independence Day, Labor Day, Thanksgiving, and Christmas.  Typically, travel restricted from noon the day before the holiday until half an hour before sunrise the day after the holiday.  If a holiday falls on a Friday, travel restrictions end half an hour after sunrise the following Monday.  If a holiday falls on a Monday, travel restrictions start the following Friday.