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

I-66 at Route 28 in Fairfax County
Improvements to Route 28/I-66 interchange and Route 28 corridor as part of the Transform 66 Outside the Beltway Improvements

I-66 Vienna Metro Access Ramp in Fairfax County
Improving access to the Vienna Metro station as part of the Transform 66 Outside the Beltway Improvements

I-66 Rosslyn Tunnel Rehabilitation in Arlington County
Improvements including upgrading electrical systems and replacing the tunnel lighting system

In Design

Parking Garage Repairs over I-66 in Arlington County
Between North Stafford Street and North Quincy Street


None at this time.

Recently Completed

None at this time.

Coming Soon

21st Street North over I-66 Bridge Rehabilitation in Arlington County
Overpass located between the Spout Run Parkway (Exit 72) and Route 29 Rosslyn/Key Bridge (I-66 Eastbound Exit 73) interchanges


None at this time.
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Page last modified: June 6, 2023