Current Developments

Updated:  8/26/2014

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 transmition 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.

  • 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