Map of construction project districts

In Design

I-66 Spot Improvements - Spot 3

Westbound between Route 29 (Lee Hwy) and Route 120 (North Glebe Rd) in Arlington County

Project at a Glance

Begin Date
Fall 2014

$23.3 million

Lengths and Limits
Westbound between Route 29 (Lee Hwy) and Route 120 (North Glebe Rd)


Northern Virginia

Bud Siegel, P.E.
Jeffrey Daily, P.E.

About the Project

This project would construct an auxiliary lane connecting the on-ramp from Lee Hwy to the off-ramp to North Glebe Rd in the westbound direction on I-66. The project would include sound walls at  locations meeting the federal criteria and approved by adjacent benefited property owners.  No acquisition of right of way is anticipated.

Project Schedule

Public hearing – Held October 2008
Design approval - February 2014
Advertise for construction - July 2014 (Subject to availability of funding)
Begin construction - Fall 2014

Cost Estimate

Preliminary engineering - $3.3 million
Right of way – N/A
Construction - $20 million
Total - $23.3 million


Sample citizen letter (Nov. 2013)
Sample survey form (Nov. 2013)

Project plans
Potential Soundwall 2C- North Glebe Road
Potential Soundwalls 2D,4,5,6 & 8- West of Utah St. to East of Quincy St.
Potential Soundwalls 8 (cont.), 9, 10- West of Monroe St to Lee Hwy
Section details for soundwalls

State Project: 0066-000-114, P101, C501,   UPC: 78827
Federal Project: NH-066-1 (314)

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Page last modified: Jan. 14, 2014