Calvert County/St. Mary’s County Line
• MD 4 (Governor Thomas Johnson Bridge) over the Patuxent River – Biennial bridge inspection– Single lane closures guided by alternating traffic beginning at 9 p.m. Sunday evening.
Inspections are scheduled as follows, weather permitting:
- Overnight between 9 p.m. and 5 a.m. Sunday, March 13, through Friday, March 18
- Overnight between 9 p.m. and 5 a.m. Sunday, March 20, through Friday, March 25
- Daytime between 6 a.m. and 1 p.m. Saturday, March 19; Sunday, March 20, Saturday, April 2, and Sunday, April 3
• MD 26 (Liberty Road) between MD 32 and the Baltimore County line – Mobile pothole repair– Single lane closures Saturday between 6 a.m. and 2 p.m.
707 North Calvert Street
Baltimore, Maryland 21202-3601
Main Business Line – 410-545-0300
Safety Campaigns – 1-800-323-6742
For emergencies, call MDOT SHA's Statewide Operations Center at 410-582-5650.
Frequently Asked Questions
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