In Design: Williamson Boulevard and Stonehouse Drive Traffic Signal in Prince William County

Cost and schedule ►

This project will install a new traffic signal at the intersection of Williamson Boulevard and Stonehouse Drive. The signal will include a flashing yellow arrow for drivers turning left from Williamson Boulevard to Stonehouse Drive.  Pedestrian accommodations are also part of the project.

At the intersection, Williamson Boulevard averages up to 15,000 vehicles a day and Stonehouse Drive averages 3,400.

Estimated Costs
Preliminary Engineering - $250,000
Right of Way Acquisition and Utility Relocation - $113,000
Construction - $697,000
Total - $1.1 million

This project is being financed with federal and state funding, including Highway Safety Improvement Program funds.


This project aims to improve driver and pedestrian safety as well as operations at the intersection.

Major Milestones 

Begin Preliminary Engineering - June 2017
Notice of Willingness to Hold a Public Hearing - March 2018
Begin Right of Way Acquisition - February 2019
Begin Construction - Early 2020


Contact Info:

Khalid Gandhi, P.E.
Location & Design

Angel Tao, P.E.
Preliminary Engineering

Other relevant links:

Notice of Willingness to Hold Public Hearing - March 2018

Programmatic Categorical Exclusion - December 2017

Major funding source: Highway Safety Improvement Program

Phase: In Design

UPC: 109591

State ID: 1596-076-199, P101, R201, M501

Federal ID: HSIP-5A01 (761), HSIP-5A01 (987)

Lat/Long: 38.796658, -77.513005

Locality: Prince William

Page last modified: Sept. 16, 2019