Current Developments

Updated:  10/10/2014

The Jefferson Street (Old Carolina Road) overpass of Interstate 66 is closed effective Monday, September 22nd, because of the 66 Widening project, for approximately a year and a half.  This closure may impact your commuting pattern, the route you use to drop off or pick up your children at school, or how you may walk or bike to/from businesses.
For more detailed information, visit the VDOT website



A Citizen Information Meeting will be held Wednesday, October 29, 2014 from 6 to 8 p.m. at Battlefield High School, 15000 Graduation Drive in Haymarket. There will be a formal presentation at 6:30 p.m.  
If the meeting is cancelled for any reason, it will be held Wednesday, November 5 at the same time and location. 

Citizens who cannot attend the meeting may submit written comments by November 13, 2014 (or Nov. 20, 2014 if the meeting is held Nov. 5) to:
Ms. Claudia Llana, P.E.
4975 Alliance Drive
Fairfax, VA 22030

 Comments may also be e-mailed to Please reference "I-66/Route 15 Interchange" in the subject line.


Proposed Transmission Line and Substation for the Haymarket area, by Dominion VA Power:
Rapid grown in Electrical demand has resulted in the need to build a new substation and transmission facilities in Western Prince William Counties.  This is Dominion VA Powers proposal.  

I66/Route 15 Interchange:    

VDOT Project Website  

I-66/Rte 15 Interchange Graphics 

FWHA Diverging Diamond Video

I-66/Route 15 Diverging Diamond a.m. Traffic Simulation

I-66/Route 15 Diverging Diamond p.m. Traffic Simulation

Design-Builder Diverging Diamond Concept 

Design – Builder Diverging Diamond overlaid on Public Hearing Semi Directional Ramp 

Public Hearing Semi Directional Ramp Option 

Public Hearing Brochure 

Town Council Letter of Preferred Interchange Option

I-66 Widening Project:  

This is the presentation shown at the Meeting in May 2014.


This is the presentation shown at the Pardon Our Dust meeting for the Old Carolina Bridge closure/Catharpin Bridge Construction in August 2014.


  • The I-66 Widening Project was awarded to Shirley Contracting Company, LLC.
  • The Old Carolina Bridge will be closed during demolition and construction of the new bridge.  This closure is anticipated to begin September of 2014 and last until Spring 2016.  A "Pardon Our Dust" meeting was held for the public and interested parties at Town Hall on August 12, 2014, to go over this closure, schedule, and impact.  MAP SHOWING CLOSURE AND DETOUR
  • The new Catharpin Bridge will be constructed adjacent to the existing bridge.  Both directions of traffic will be open on the existing Catharpin Bridge during construction of the new bridge.
  • The sound barriers are scheduled to be installed from Spring to Fall of 2015.
  • Estimated project completion date is 2016.

    For additional information on the I-66 Widening project, visit the VDOT I-66 Widening Project