Interstate 66 Projects

Coming Soon

None at this time.

In Design

I-66 Vienna Metro Access Ramps
Providing direct access for buses to and from I-66 HOV

I-66 and Route 15 Interchange Reconstruction
Constructing a new interchange in Prince William County

I-66 Spot Improvements - Spot 3
Westbound between Route 29 (Lee Hwy) and Route 120 (North Glebe Rd) in Arlington County

Under Construction

I-66 Widening
From Route 15 in Haymarket to Route 29 in Gainesville

I-66 Active Traffic Management System
Improving safety and incident management from the D.C. line to Route 29 in Gainesville

I-66 Spot Improvements - Spot 2
Westbound between Washington Boulevard in Arlington and the Dulles Access Road in Fairfax

Major Initiatives

I-66 Travel Times
Pilot project displays minutes to Beltway and Gainesville


None at this time.

Recently Completed

Warren County – I-66 Asphalt overlay, rumble strips and safety upgrades

I-66 Pavement Rehabilitation
From the Beltway to Route 50 in Fairfax County


I-66 Corridor Improvements
Potential Multimodal Improvements in Prince William, Fairfax

I-66 Multimodal Study - Inside the Beltway
Identifying solutions between I-495 and the Roosevelt Bridge

I-66 and Route 28 Improvements
Preliminary study to identify interchange alternatives in Fairfax County

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Page last modified: Oct. 14, 2012