Interstate 66 Projects

Major Initiatives

Transform 66
On I-66 -- both Outside and Inside the Beltway in Northern Virginia -- work is under way to implement multimodal improvements with new travel choices.

Under Construction

None at this time.

In Design

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

I-66 at Route 28
Improvements to Route 28/I-66 interchange and Route 28 corridor in Fairfax County


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

I-66 Bus-on-Shoulder Pilot Program
Inside the Beltway

Recently Completed

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 and Route 15 Interchange Reconstruction
Constructing a new Diverging Diamond Interchange in Prince William County

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

Coming Soon

I-66 and Route 15 Park and Ride Lot
Constructing a new park and ride facility in the Town of Haymarket/Prince William County

I-66 over Route 110/George Washington Memorial Parkway Ramps
Bridge rehabilitation in Arlington County

I-66 Eastbound Connector Ramp to West Falls Church Metro Station
Constructing a connector ramp between two existing ramps in Fairfax County


I-66 Spot Improvements - Spot 3
Westbound from Route 29 (Exit 72) to North Glebe Road in Arlington County

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Page last modified: July 5, 2016