The table below is a list of active construction along the Purple Line alignment. Notifications can be sorted by work zone for updates on specific locations and also received via text and email through Purple Line Transit Partners’ notification system. To receive these alerts, sign up here.

ZoneConstruction DatesLocationDescription
Full ProjectDuration of the projectAcross the AlignmentThe Purple Line will not be working on November 28 or 29, December 25, or January 1 of the new year. We wish you happy and safe holidays.
Full ProjectDuration of the ProjectAcross the AlignmentAs work continues along the alignment, the Purple Line construction team is committed to keeping everyone safe. Pedestrians are advised to follow any construction signs and use the open sidewalk(s). Pedestrians are not allowed in the construction work zones. This is for your safety as well as our construction team.
Bethesda / Chevy ChaseBeginning on or about December 9, 2019Rock Creek Park between the Rays Meadow Park and Susanna Lane Access PointsBeginning on or about December 9, 2019, crews will close the Rock Creek Trail between the Rays Meadow Park and Susanna Lane access points for approximately three weeks. Electronic message boards will be placed along the trail in advance of this closure to alert pedestrians. The detour can be viewed here: https://rebrand.ly/vqtvs5
Bethesda / Chevy ChaseDuring the month of DecemberConnecticut Avenue between Newdale Road and Chevy Chase Lake DriveDuring the month of December, crews will be pile driving along the Georgetown Branch Trail east of Connecticut Avenue between Newdale Road and Chevy Chase Lake Drive. Pile driving will take place from 8 a.m. to 5 p.m. on weekdays.
Bethesda / Chevy ChaseDuring the month of DecemberGeorgetown Branch Trail Between Jones Mill Road and the Lyttonsville Place BridgeDuring the month of December, crews will be pile driving at the Georgetown Branch Trail between Jones Mill Road and the Lyttonsville Place Bridge. Pile driving will take place from 8 a.m. to 5 p.m. on weekdays.
Bethesda / Chevy ChaseDuring the month of DecemberJones Mill RoadTraffic has shifted onto the southbound side of Jones Mill Road for phase I of the traffic change, where crews will be excavating and installing the arch for the future underpass. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends.
Bethesda / Chevy ChaseDuring the month of DecemberRock Creek Park between the Rays Meadow Park and Susanna Lane Access PointsDuring the month of December, crews will be working in the area of the Rock Creek Park bridge from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary trail closures will occur.
Bethesda / Chevy ChaseDuring the month of DecemberBethesda Work Zone (Elm Street)During the month of December, crews will be working at the Bethesda Work Zone on Elm Street. Work will take place in two shifts from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends.
Bethesda / Chevy ChaseDuring the month of DecemberWisconsin Avenue between Montgomery Lane and Bethesda AvenueDuring the month of December, southbound lanes along Wisconsin Avenue between Montgomery Lane and Bethesda Avenue will experience temporary closures. Work will take place from 9 p.m. to 5 a.m. on weekdays and weekends.
Bethesda / Chevy ChaseDuring the month of DecemberGeorgetown Branch Trail between Wisconsin Avenue and Connecticut AvenueDuring the month of December, crews will be working along the Georgetown Branch Trail between Wisconsin Avenue and Connecticut Avenue. Work will take place on weekdays and weekends from 7 a.m. to 5 p.m.
Bethesda / Chevy ChaseDuring the month of DecemberConnecticut Avenue between Jones Bridge Road and East-West HighwayDuring the month of December, crews will be relocating utilities on Connecticut Avenue between Jones Bridge Road and East-West Highway. Work will occur from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends. Temporary lane closures with flagging operations will occur.
Bethesda / Chevy ChaseDuring the month of DecemberColumbia Country ClubDuring the month of December, crews will continue work at the Columbia Country Club from 7 a.m. to 5 p.m. on weekdays and weekends.
Bethesda / Chevy ChaseDuring the month of DecemberJones Mill Road and Jones Bridge RoadDuring the month of December, crews will be working along Jones Bridge Road between Altimont Lane and Jones Mill Road, as well as Jones Mill Road between Flushing Meadow Terrace and Coquelin Terrace. Closures will take place from 7 a.m. to 4 p.m. on weekdays and weekends.
Bethesda / Chevy ChaseDuring the month of DecemberSleaford Road Work Zone to Montgomery AvenueDuring the month of December, crews will be working along East-West Highway between Connecticut Avenue and Montgomery Avenue. Work will take place from 9 a.m. to 3:30 p.m. on weekdays and weekends. Temporary lane closures will occur.
Bethesda / Chevy ChaseOngoingFuture CCTThe CCT is currently closed to public access between Woodmont Avenue in Bethesda and Talbot Avenue in Silver Spring.
College ParkOn November 18, 2019Northeast Branch trail in the area of River RoadOn November 18, 2019, the Purple Line implemented a closure of the Northeast Branch Trail between the University Research Court and Haig Drive access points. This section of the trail will be closed until approximately January 2020. The detour can be viewed here: https://rebrand.ly/ab0bsp
College ParkOn November 11, 2019Campus Drive between Paint Branch Trail and River RoadOn November 11, 2019, the Purple Line implemented a long-term sidewalk closure on Campus Drive between the Paint Branch Trail and River Road. A signed detour is in place to guide bicyclists and pedestrians, that includes the use of stairs and elevators to cross the train tracks at the College Park Metro station. A paratransit service is available, for those who are unable to use the stairs at the College Park Metro station, while the elevator is not operational. The paratransit service will operate Monday-Thursday from 11:30 p.m. to 5 a.m., Friday from 1 a.m. to 7 a.m., Saturday from 1 a.m. to 8 a.m. and Sunday from 11 p.m. to 5 a.m. Vehicles will operate in continuous loops alternating from one side of the closure to the other. The Detour can be viewed here: https://rebrand.ly/6c31sb
College ParkDuring the month of DecemberCampus Drive between Adelphi Road and Presidential DriveDuring the month of December, crews will be working along Campus Drive between Adelphi Road and Presidential drive. Work will take place from 7 a.m. to 5 p.m. Temporary lane closures will occur.
College ParkDuring the month of DecemberRivertech Court near the intersection at River RoadDuring the month of December, crews will be working along Rivertech Court near the intersection at River Road. Work will take place in two shifts from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends. Temporary lane closures will occur.
College ParkOn September 1, 2019College Park Metro along Campus DriveOn September 1, 2019, the Purple Line closed the College Park Metro Bus Loop long-term for construction. The bus stops within the bus loop have been relocated to temporary bus shelters along River Road. Please note that buses will queue up at the temporary bus stops from 5 a.m. from 11 p.m. A graphic of the closure can be viewed here: rebrand.ly/hbpq4s
College ParkOn August 21, 2019Campus Drive between Paint Branch Trail and River RoadOn August 21, 2019, the Purple Line implemented a long-term lane closure of the eastbound lanes of Campus Drive between the Paint Branch Trail and River Road. Traffic has shifted to the westbound lanes, with one lane open in each direction.
College ParkOn July 21, 2019River Road Between Rivertech Court and Kenilworth AvenueOn July 21 2019, the Purple Line implemented a long-term lane closure along River Road between Rivertech Court and Kenilworth Avenue. One lane of traffic is maintained in each direction.
College ParkDuring the month of DecemberPresidential Drive between Campus Drive and Championship LaneDuring the month of December, crews will be working along Presidential Drive between Campus Drive and Championship Lane. Work will take place from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends. Temporary lane closures will occur.
College ParkDuring the month of DecemberRossborough Lane between Baltimore Avenue and Campus DriveDuring the month of December, crews will be working along Rossborough Lane between Baltimore Avenue and Campus Drive. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary lane closures will occur.
College ParkDuring the month of DecemberRiver Road between Campus Drive and Kenilworth AvenueDuring the month of December, crews will be working along River Road between Campus Drive and Kenilworth Avenue. Work will take place in two shifts from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends. Temporary lane closures will occur.
College ParkDuring the month of DecemberCampus Drive near College Park Metro StationDuring the month of December, crews will be working at the pump station along Campus Drive between Baltimore Avenue and River Road on weekdays and weekends from 7 a.m. to 7 p.m.
College ParkDuring the month of DecemberCampus Drive between River Road and Championship Lane During the month of December, crews will be working along Campus Drive between Championship Lane and River Road from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary lane closures will occur.
Glenridge / New Carrollton MetroBeginning on or about December 02, 2019 Ellin Road near the intersection Harkins RoadBeginning on or about December 2, 2019, the Purple Line will be implementing a long-term closure of the right-hand eastbound lane on Ellin Road near the intersection of Harkins Road. The closure can be viewed here: http://rebrand.ly/rbzvd6
Glenridge / New Carrollton MetroBeginning on or about December 02, 2019New Carrollton Metro Station along Ellin RoadBeginning on or about December 2, 2019, the Purple Line will implement the first of several phases of construction adjacent to the New Carrollton Metro Station along Ellin Road. Phase I includes a long-term closure of the eastbound right-hand lane of Ellin Road near the intersection of Harkins Road. Additionally, the sidewalk and large New Carrollton Metro parking lot adjacent to Ellin Road will be closed. Wayfinding signage will be posted around the work zone to guide pedestrians and motorists. Work will take place in two shifts, 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends. Phase I is expected to last approximately seven months and will not impact Metro service. The work zone can be viewed here: https://rebrand.ly/l8y0zo
Glenridge / New Carrollton MetroDuring the month of DecemberAnnapolis Road at the intersection of Veterans ParkwayDuring the month of December, crews will be working along Annapolis Road at the intersection of Veterans Parkway. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary lane closures will occur.
Glenridge / New Carrollton MetroOn April 22,2019Ellin Road between Hanson Oaks Drive and Emerson PlaceOn April 22, 2019, the Purple Line implemented a long-term lane closure of the westbound lanes on Ellin Road between Hanson Oaks Drive and Emerson Place. The closure can be viewed here: https://bit.ly/2Ifjpvj
Glenridge / New Carrollton MetroDuring the month of DecemberGlenridge YardDuring the month of December, crews will continue construction of the future Operations and Maintenance Facility at the Glenridge Yard. Roadwork will take place from 7 a.m. to 7 p.m. on weekdays and weekends. Night work will occur from 7 p.m. to 7 a.m. on an as-needed basis on weekdays and weekends.
Glenridge / New Carrollton MetroOn October 1, 2018Ellin Road between Veterans Parkway and Hanson Oaks DriveOn October 1, 2018, the Purple Line implemented a long-term closure of Ellin Road between Veterans Parkway and Hanson Oaks Drive. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends.
Glenridge / New Carrollton MetroOn January 17, 2019Veterans Parkway between Riverdale Road and Annapolis RoadOn January 17, 2019, the Purple Line implemented a long-term lane closure of the right-hand southbound lane on Veterans Parkway between Riverdale Road and Annapolis Road. Barriers have been placed to delineate the construction zone.
Greater Lyttonsville / WoodsideBeginning on or about December 9, 20194th Avenue between Hanover Street and Grace Church RoadBeginning on or about December 9, 2019, crews will close 4th Avenue between Hanover Street and Grace Church Road for approximately four weeks. Access to driveways will be maintained. Temporary lane closures will occur along Hanover Street and Grace Church Road for the mobilization of equipment.
Greater Lyttonsville / WoodsideDuring the month of DecemberStewart Avenue between Brookville Road and Kansas AvenueDuring the month of December, crews will be relocating utilities along Stewart Avenue between Brookville Road and Kansas Avenue. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary lane and sidewalk closures with flagging operations will occur. Parking on southbound Stewart Avenue will be limited.
Greater Lyttonsville / WoodsideDuring the month of DecemberThe CSX corridor between Stewart Avenue and 16th StreetDuring the month of December, crews will be clearing trees along the railroad tracks between Stewart Avenue and 16th Street. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends.
Greater Lyttonsville / WoodsideDuring the month of DecemberGeorgetown Branch Trail between Grubb Road and Stewart AvenueDuring the month of December, crews will be relocating utilities along the Georgetown Branch Trail between Grubb Road and Stewart Avenue. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends.
Greater Lyttonsville / WoodsideDuring the month of DecemberLyttonsville Bridge AreaDuring the month of December, crews will continue work in the area of the Lyttonsville Place Bridge from 7 a.m. to 5 p.m. on weekdays and weekends.
Greater Lyttonsville / WoodsideOngoingFuture CCTThe CCT is currently closed to public access between Woodmont Avenue in Bethesda and Talbot Avenue in Silver Spring.
Greater Lyttonsville / WoodsideOn June 4, 2019Talbot Avenue BridgeOn June 4, 2019, the Purple Line implemented a long-term closure of the Talbot Avenue Bridge that will last approximately 12 months for the demolition and construction of the new bridge. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends.
Long BranchDuring the month of DecemberPiney Branch Road between Flower Avenue and University BoulevardDuring the month of December, crews will be working along Piney Branch Road between Flower Avenue and University Boulevard. Work will take place in two shifts from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends. Temporary lane closures will occur.
Long BranchDuring the month of DecemberWayne Avenue between Fenton Street and Bradford RoadDuring the month of December, crews will be relocating utilities along Wayne Avenue between Fenton Street and Bradford Road. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary lane closures will occur.
Long BranchDuring the month of DecemberPlymouth Street TunnelDuring the month of December, crews will continue work at the Plymouth Street Tunnel and Manchester Place Station. Work will occur from 6 a.m. to 11 p.m. on weekdays and weekends.
Long BranchOngoingPlymouth StreetPlymouth Street is closed to non-local traffic between Bradford and Hartwell Roads to allow for the construction of the Purple Line's Manchester Station. The haul road and entrance to the construction site will be located on East Wayne Avenue.
Long BranchOngoingArliss StreetArliss Street is closed between Flower Avenue and Walden Road. Access to local properties will be maintained.
Long BranchOngoingArliss StreetFor convenience, a new temporary driveway from Flower Avenue to the Giant Food Shopping center has been constructed.
Riverdale ParkBeginning on December 4, 2019The Westbound Right-hand Turn Lane on Riverdale Road at the Kenilworth Avenue IntersectionEffective immediately, crews have closed the westbound right-hand turn lane on Riverdale Road at the Kenilworth Avenue intersection to allow for emergency repairs of the roadway. The lane will be closed 24 hours a day and the closure will last for approximately a week.
Riverdale ParkOn July 8, 2019Kenilworth Avenue between River Road and Riverdale RoadOn July 8, 2019, the Purple Line implemented a long-term closure of the right-hand southbound lane on Kenilworth Avenue between River Road and Riverdale Road. Barriers will be placed to delineate the work zone. Pedestrians and bicyclists are required to stay outside of the construction zone at all times. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends.
Riverdale ParkDuring the month of DecemberBaltimore-Washington Parkway at the Riverdale Road OverpassDuring the month of December, crews will continue work on the Baltimore-Washington Parkway in the area of the Riverdale Road overpass. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary lane closures will occur.
Riverdale ParkDuring the month of DecemberRiverdale Road between the Baltimore-Washington Parkway and 67th PlaceDuring the month of December, crews will be relocating utilities along Riverdale Road between the Baltimore-Washington Parkway and 67th Place. To conduct this work, lanes will intermittently be closed on 66th Avenue and 67th Avenue. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary lane closures with flagging operations will occur.
Riverdale ParkDuring the month of DecemberKenilworth Avenue between River Road and Riverdale RoadDuring the month of December, crews will be working along Kenilworth Avenue between River Road and Riverdale Road. Work will occur in two shifts, from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends. Temporary lane closures will occur.
Riverdale ParkDuring the month of DecemberRiverdale Road between Kenilworth Avenue and Veterans ParkwayDuring the month of December, crews will be working along Riverdale Road between Kenilworth Avenue and Veterans Parkway. Work will take place from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends. Temporary lane closures will occur.
Silver SpringBeginning on or about January 05, 2019Colesville Road between Wayne Avenue and East-West HighwayThe Colesville Road impacts originally scheduled for December 2, 2019 has been postponed until January 5, 2020. Colesville Road will be closed periodically between Wayne Avenue and East-West Highway as needed between the hours of 10 p.m. – 5 a.m. Monday – Friday through the end of April 2020. In addition to the evening closures, weekend closures will occur on an as needed basis beginning at 10 p.m. Friday – 5 a.m. on Monday through the end of April 2020. From 5 a.m. – 10 p.m. Colesville Road will have two lanes open in each direction with a Purple Line work zone in the center lane between East-West Highway and Wayne Avenue. The detour can be viewed here: https://rebrand.ly/i85402
Silver SpringBeginning on or about December 20, 2019Bonifant Street between Ramsey Avenue and Georgia AvenueBeginning on or about December 20, 2019, the Purple Line will implement a long-term lane closure on westbound Bonifant Street between Ramsey Avenue and Georgia Avenue for approximately three months. Work will take place from 7 a.m. to 5 p.m. on weekdays, with the inclusion of night work from 5 p.m. to 7 a.m. on weekdays and weekends as needed.
Silver SpringDuring the month of DecemberCSX tracks between Fenwick Lane and Apple AvenueDuring the month of December, crews will be pile driving along the CSX tracks in the area of Fenwick Lane and Apple Avenue. Work will take place from 7 a.m. to 5 p.m., with pile driving operations occurring between 8 a.m. and 5 p.m.
Silver SpringDuring the month of DecemberBonifant Street between Ramsey Avenue and Fenton StreetDuring the month of December, crews will be relocating utilities along Bonifant Street between Ramsey Avenue and Fenton Street. Work will take place from 7 p.m. to 7 a.m. on weekdays. Temporary lane closures with flagging operations will occur.
Silver SpringDuring the month of DecemberSilver Spring Metro PlazaDuring the month of December, crews will be working in the Silver Spring Metro Plaza adjacent to Colesville Road. Work will take place from 7 p.m. to 7 a.m. on weekdays and weekends.
Silver SpringDuring the month of DecemberBonifant Street between Ramsey Avenue and Fenton StreetDuring the month of December, crews will be working along Bonifant Street between Ramsey Avenue and Fenton Street. Work will take place from 7 a.m. to 7 p.m. on weekdays and weekends. Temporary lane closures will occur.
Silver SpringOn July 26, 2019Colesville Road between 2nd Avenue and East-West HighwayOn July 26, 2019, the Purple Line implemented a long-term closure of the right-hand southbound lane on Colesville Road between 2nd Avenue and East-West Highway. Work will take place in two shifts from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends.
Silver SpringDuring the month of DecemberWayne Avenue between Fenton Street and Flower AvenueDuring the month of December, crews will be working along Wayne Avenue between Fenton Street and Flower Avenue. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary lane and sidewalk closures will occur. 
Silver SpringOngoingFuture CCTThe CCT is currently closed to public access between Woodmont Avenue in Bethesda and Talbot Avenue in Silver Spring.
University BoulevardBeginning on or about December 16, 2019University Boulevard between Carroll Avenue and Lebanon StreetBeginning on or about December 16, 2019, crews will be implementing a closure of the service road adjacent to University Boulevard between Carroll Avenue and Lebanon Street. Construction will last for approximately eight weeks. Parking along the service road will be restricted for the duration of this work. Access to Merrimac Drive and Navahoe Drive will be maintained.
University BoulevardBeginning on or about December 02, 2019University Boulevard between Riggs Road and West Park DriveBeginning on or about December 2, 2019, the Purple Line will implement a long-term lane closure of the westbound righthand lane on University Boulevard between Riggs Road and West Park Drive.
University BoulevardOn October 10, 2019 University Boulevard between New Hampshire Avenue and Riggs RoadOn October 10, 2019, the Purple Line implemented a long-term closure of the eastbound right hand lane on University Boulevard between New Hampshire Avenue and Riggs Road. Pedestrians and bicyclists are required to stay outside of the construction zone at all times.
University BoulevardOn August 8, 2019University Boulevard between Piney Branch Road and Guilford RoadOn August 8, 2019, the Purple Line implemented a long-term closure of the left-most lanes on the east and westbound sides of University Boulevard between Piney Branch Road and Guilford Road. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends.
University BoulevardDuring the month of DecemberUniversity Boulevard between West Park Drive and Adelphi RoadDuring the month of December, crews will be pile driving along University Boulevard at the Northwest Branch Bridge between West Park Drive and Adelphi Road. Work will take place from 7 a.m. to 5 p.m. on weekdays, with pile driving occurring between 8 a.m. and 5 p.m.
University BoulevardDuring the month of DecemberWest Park Drive between University Boulevard and Judson StreetDuring the month of December, temporary lane closures will occur on West Park Drive between University Boulevard and Judson Street. Work will take place from 7 a.m. to 5 p.m. on weekdays and weekends. Temporary closures will occur from 9 a.m. to 3 p.m. Monday through Friday and 7 p.m. Friday through 7 p.m. Sunday.
University BoulevardDuring the month of DecemberGuilford Road between Riggs Road and 23rd AvenueDuring the month of December, crews will be working along Guilford Road between Riggs Road and 23rd Avenue. Work will take place in two shifts from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends.
University BoulevardDuring the month of DecemberUniversity Boulevard between Riggs Road and Adelphi RoadDuring the month of December, crews will be relocating utilities along University Boulevard between Riggs Road and Adelphi Road. Work will take place in two shifts from 7 a.m. to 5 p.m. and 5 p.m. to 7 a.m. on weekdays and weekends. Temporary lane closures will occur.