Under Construction: Hunter Mill Road over Colvin Run Bridge Replacement in Fairfax County
Cost and schedule ►
Traffic alerts ►
Hunter Mill Road bridge traffic is being controlled by flaggers as needed. Lane closures on Hunter Mill Road are allowed according to the following weekly schedule:
- Monday through Thursday: 9 a.m. to 3:30 p.m.
- Monday night through Thursday night: 9 p.m. to 5 a.m.
- Friday: 9 a.m. to 2 p.m.
- Friday night: 10 p.m. to 9 a.m.
- Saturday night: 9 p.m. to 9 a.m.
- Sunday night: 10 p.m. to 5 a.m.
Also, intermittent closures of the trail that crosses Hunter Mill Road just south of the bridge may be needed during construction.
The weight limit of the bridge is now posted at ten tons.
Public outreach ►
Please note: Construction began in August, read more in the news release.
Work is underway to replace the weight-restricted Hunter Mill Rd bridge over Colvin Run in Vienna! The new bridge will have two lanes separated by a median/splitter island to improve operations and safety. Scheduled completion is fall 2022. More info: https://t.co/8aYoxyriIv pic.twitter.com/VM0syYWFrG— VDOT Northern VA (@VaDOTNOVA) August 23, 2021
This project is replacing the weight-restricted (ten tons) one-lane Hunter Mill Road bridge over Colvin Run. The bridge was originally built in 1974. The new bridge will have two lanes separated by a median/splitter island.
The project also includes:
- An improved trail crossing south of the bridge
- Landscaping in the median/splitter island
- Abutments for a new trail bridge over Colvin Run (Fairfax County will construct the trail bridge in the future)
Hunter Mill Road averages 8,500 vehicles a day within the project limits based on 2019 data.
Preliminary Engineering - $1 million
Construction - $4.2 million
Total: $5.2 million
This project is financed with federal, state (including State of Good Repair funds used for bridges) and Fairfax County funding.
The project aims to reduce congestion and improve operations and safety.
Public Information Meeting - April 2018
Virtual Public Involvement - May/June 2020
Virtual Design Public Hearing - September 2020
Advertise for Construction - February 2021
Award Construction Contract - April 2021
Begin Construction - August 2021
Final Completion - Fall 2022
Oscar Jamilla, DPE, PMP
Chan Basnayake, P.E., PMP, CCM
Other relevant links:
Construction Start News Release - August 2021
Project Plans - June 2020
Conceptual Bridge Replacement Study Report - October 2017
Major funding source: State of Good Repair
Phase: Under Construction
UPC: 110499, 110433
State ID: 0674-029-358, P101, B643
Federal ID: STP-BR09 (295)
Lat/Long: 38.965604, -77.309634