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Lane closure and traffic impact updates

Upcoming Highlights, Feb. 17-20

  • I-495 North and South Daytime and nighttime single lane and shoulder closures; nighttime ramp closure with detour
  • 495 Express Lanes – Daytime shoulder closure; nighttime single lane and shoulder closures and ramp closure with detour
  • George Washington Memorial Parkway – Daytime and nighttime single lane closure and ramp narrowing
  • Georgetown Pike Daytime single lane closure and ramp narrowing; nighttime shoulder and single lane closures
  • Dulles Toll Road and Dulles Airport Access Highway – Daytime single lane closures; nighttime single lane closures and ramp closures with detours

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

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Traffic alerts

02/13/2026

Nightly Ramp Detours at Dulles Toll Road / I-495 Interchange Scheduled for Week of Feb. 16

Ramps will be closed and detoured nightly for girder painting work; motorists should plan extra travel time

FAIRFAX, VA - Beginning on or about Monday night, February 16, and continuing nightly through Friday night, February 20, ramps at the Dulles Toll Road/I-495 interchange will be closed and detoured from 10 p.m. to 5 a.m. the next morning for girder painting work as part of the 495 NEXT project.

11/22/2025

495 Express Lanes Extension to Open Sunday Morning, Nov. 23

Closures and detours tonight beginning at 8 p.m.

FAIRFAX, VA - The 495 Express Lanes Extension (the Extension) is scheduled to open tomorrow morning, Sunday, Nov. 23. The two-and-a-half-mile Extension spans from near the Dulles Corridor Interchange to just before the American Legion Bridge, and includes new connecting ramps.

Past weekly lane closures

Last updated: February 17, 2026

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