MDOT SHA Logo
Drivers Can Expect Lane Closures During Work Hours
(3/2/2026) – The Maryland Department of Transportation State Highway Administration will be beginning a series of pavement improvement projects at various locations in Montgomery County beginning in early March. The work includes resurfacing (milling, paving and restriping) and other pavement treatments such as microsurfacing and roadway patching. These improvement projects should be completed by early/mid-summer, weather permitting.
Drivers can expect off-peak single-lane closures at any time from 7 a.m. to 3 p.m., and nighttime operations from 7 p.m. to 5 a.m. The exact work hours may be adjusted based on traffic conditions at specific locations and will include flagging operations, as well as single or double-lane closures, as needed.
Major State Highway Administration roads to be improved are:
- MD 185 (Connecticut Avenue) northbound between Raymond Street and Chevy Chase Circle (resurfacing);
- MD 191 (Bradley Boulevard) between Hillandale Road/Leland Street and MD 355(Wisconsin Avenue) (resurfacing);
- US 29 (Columbia Pike) between north of Stewart Lane and south of Cherry Hill Road (resurfacing);
- MD 109 (Old Hundred Road) between MD 28 (Darnestown Road) and south of Barnesville Road (resurfacing);
- MD 410 (Philadelphia Avenue) between MD 320 (Piney Branch Road) and MD 195 (Carroll Avenue) – (patching);
- Montrose Parkway (MD 927A) between Chapman Avenue and Town Road – (patching);
- MD 193 (University Boulevard East) between Williamsburg Road and MD 320 (Piney Branch Road) - (Patching);
- MD 97 (Georgia Avenue) between Brookeville Road and MD 108 (Olney Laytonsville Road) – (patching);
- US 29 between MD 200 (Intercounty Connector) and south of Cherry Hill Road – (patching);
- MD 187 (Old Georgetown Road) between MD 355 (Rockville Pike) and Center Drive (patching);
- MD 547 (Strathmore Avenue) between MD 355 (Rockville Pike) and MD 185 (Connecticut Avenue) (patching);
- Rockledge Boulevard (MD 187B) at I-270 ramps (patching);
- Inner loop and outer loop I-495 (Capital Beltway) between the Virginia Line and east of Seminary Road (Recessed Pavement Marking Installation); and
- Outer loop I-495 (Capital Beltway) between west of MD 193 (University Boulevard) and east of the NW Branch Anacostia River bridge (Recessed Pavement Marking Installation).
Follow the State Highway Administration on X (@MDSHA) and on Facebook for additional information.
Drivers should plan on extra drive time during the pavement improvement projects. For more information, lane closure listing on Fridays, plus access to live travel information, log onto roads.maryland.gov.