Lane closure and traffic impact updates

Upcoming Highlights, April 10-18

Nightly Ramp Closures – April 13–18 (10 p.m. – 5 a.m.), McLean – I-495 at GWMP & Georgetown Pike: Nightly ramp closures and detours are scheduled from Monday night, April 13 through Saturday night, April 18, weather permitting, as 495 NEXT crews perform paving and bridge work. During April 13–15, ramps from southbound I-495 to the George Washington Memorial Parkway (Exit 43), northbound 495 Express Lanes to GWMP (Exit 43), and northbound I-495 to Georgetown Pike (Exit 44) will be closed and detoured; the ramp from Georgetown Pike to northbound I-495 will remain open but will be narrowed. During April 16–18, ramps from GWMP to southbound I-495 and southbound 495 Express Lanes, southbound I-495 to Georgetown Pike (Exit 44), and Georgetown Pike to southbound I-495 will be closed and detoured. Motorists should follow posted detours.

• I-495 North and South – Day- and nighttime single lane and shoulder closures; nighttime multi-lane closures and ramp closures with detours
• George Washington Memorial Parkway – Daytime single lane closure and ramp narrowing; nighttime ramp closure with detours
• Georgetown Pike – Day- and nighttime single lane closure and ramp narrowing; nighttime single lane closure
• Lewinsville Road – Daytime flagging operations 
• Balls Hill Road – Daytime flagging operations and single lane closure; nighttime flagging operations
• Dulles Toll Road and Dulles Airport Access Highway –  Daytime single lane and shoulder closures; nighttime single and triple lane closures, full closures with detours, and ramp closures with detours

Please note that all work is weather dependent and may be cancelled and rescheduled or prolonged if necessary.

Traffic alerts

Past weekly lane closures