In Design: Fox Mill Road and Pinecrest Road Intersection Improvements in Fairfax County

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This project's improvements at the intersection of Fox Mill Road (Route 665) and Pinecrest Road include:

  • Installing a permanent traffic signal (A temporary traffic signal began operating in August 2021)
  • Constructing left-turn lanes on northbound and southbound Fox Mill Road 
  • Adding four crosswalks 
  • Reconstructing sidewalks and curb ramps
  • Constructing an eight-foot-wide walkway and curb ramp at the southeast corner of the intersection
  • Installing curb and gutter
  • Improving drainage
  • Restriping pavement

At the intersection, Fox Mill Road averages 13,000 vehicles a day and Pinecrest Road averages about 2,400 based on 2019 data.

Estimated Costs
Preliminary Engineering - $1 million
Right of Way Acquisition and Utility Relocation - $2.1 million
Construction - $3.5 million
Total - $6.6 million

This project is financed with Fairfax County funding.


This project aims to relieve congestion and improve safety and operations at the intersection.

Major Milestones 

Virtual Public Involvement - May-June 2020
Begin Preliminary Engineering - December 2020
Virtual Public Information Meeting - March 2021
Activate Temporary Traffic Signal - August 2021
Virtual Design Public Hearing - May 2022
Begin Right of Way Acquisition - Summer 2023
Begin Construction - Early 2026


Contact Info:

Sitaram Kodali, P.E.
Location & Design

Minwoo Ha, P.E.
Preliminary Engineering

Other relevant links:

Virtual Design Public Hearing Video (password: aTgK2bvQ), PresentationComment SheetNews Release and Ad - May 2022

Previous Meetings >>

Major funding source: Fairfax County

Phase: In Design

UPC: 118460

State ID: 0665-029-428, P101, R201, C501

Lat/Long: 38.933159, -77.378294

Locality: Fairfax

Page last modified: Aug. 29, 2023