Maryland Department of Transportation State Highway Administration

(D5) District 5 Office

138 Defense Highway
Annapolis, MD. 21401
Anne Arundel County
Phone: 410-841-1000 or 410-841-5450
800-331-5603
FAX number: 410-841-5597
[email] [map/direction] (PDF)

District 5​ Maintenance Shops

(52) Glen Burnie Shop
910 Stewart Ave
Glen Burnie, MD 21061
Anne Arundel County
Phone numbers: 410-766-3770, 410-766-3779 or 410-766-3757
Fax number: 410-766-1430
[map/direction] (PDF)

(53) La Plata Shop
5725 Washington Ave.
La Plata, MD 20646
Charles County
Phone Number: 301-934-8031
Fax Number: 301-934-5318
[map/direction] (PDF)

(54) Leonardtown Shop
27345 Point Lookout Road
Leonardtown, MD 20650
St. Mary's County
Phone numbers: 301-475-8035, 301-475-8036, 301-475-8337 or 301-475-8193
Fax number: 301-475-3815
[map/direction] (PDF)

(55) Prince Frederick Shop
100 Hallowing Point Road
Prince Frederick, MD 20678
Calvert County
Phone Numbers: 410-535-1748, 410-535-1749 or 410-535-1445
Fax number: 410-535-1564
[map/direction] (PDF)

(51) Annapolis Shop
138 Defense Highway
Annapolis, MD 21401
Anne Arundel County​
Phone number: 410-841-1009
888-841-5467
Fax Number: 410-841-5597​
[map/direction] (PDF)

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District 5 Press Releases

May192026

State Highway Administration Begins Culvert Replacement Project on MD 225 Over Branch of Mattawoman Creek in Charles County

Five-Month Closure/Detour Near Livingston Road, Increases Work Zone Safety Conditions; Motorists Encouraged to Plan Ahead for Additional Travel Time
May112026

***TRAFFIC ALERT*** State Highway Administration Begins Pavement Improvements Projects in Anne Arundel County and Southern Maryland

Drivers Can Expect Flagging Operations While Work is Underway
May62026

***TRAFFIC ALERT*** State Highway Administration to Perform Routine Maintenance on the MD 4/Gov. Thomas Johnson Bridge in Southern Maryland

Nighttime Flagging Operation Begins Monday Night, May 11
May62026

***TRAFFIC ALERT*** State Highway Administration to Perform Weekend Concrete Work at the MD 3 / Cronson Boulevard Intersection in Anne Arundel County

Continuous Weekend Lane Closures Begin 9 p.m. Friday Night, May 8
Apr202026

State Highway Administration to Present Proposed Pedestrian Safety Improvements Along MD 450 (West Street) in Anne Arundel County

Public workshop
Apr72026

***TRAFFIC ALERT*** State Highway Administration Performs Routine Maintenance on MD 4 and MD 231 Bridges in Southern Maryland This Month

Flagging Operation will Guide Drivers Through the Work Zone
Apr62026

***TRAFFIC ALERT*** State Highway Administration to Close a Section of MD 295 (Baltimore-Washington Parkway) for Two Weekends at MD 175 Interchange Project in Anne Arundel County

Drivers Should Plan for Weekend Detours Until the MD 175 Bridge Demolition is Complete
Mar102026

***TRAFFIC ALERT*** Maryland State Highway Administration to Shift Lanes at the MD 295/MD 175 Interchange in Anne Arundel County

Weekend Work Begins 8 P.M. Friday March 13; Drivers Reminded to Remain Alert for Construction Crews and the New Traffic Pattern
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