Winter Street Corridor Improvements

Waltham, Massachusetts


VAI provided transportation planning and engineering services for this $2,500,000 improvement project, in support of the proposed Verizon site redevelopment. This complex project was an extension of the newly constructed Winter Street interchange with Route 128/I-95 and required close coordination with MassDOT and City of Waltham officials. The proposed improvements included roadway realignment and extensive widening at the 3 major intersections with over 2,000 feet of roadway widening on Winter Street; installation of new traffic signals and coordinated system was provided at West Street, First Avenue and Second Avenue; construction of major drainage system and stormwater BMP’s; sidewalk and wheelchair ramp reconstruction for ADA/AAB compliance; utility relocations; pavement markings and signing; and pavement milling and overlay.

Planning & Design Services

  • Traffic Impact Assessment including operations and safety analysis, findings and recommended mitigation measures
  • Environmental Impact Report
  • Functional Design Report
  • MassDOT Application for Permit to Access State Highway
  • Preliminary and Final Design Plans, Specifications and Cost Estimate in accordance with MassDOT and Federal design guidelines and standards
  • Traffic analysis; and traffic signal layout, phasing, timing, and coordination system
  • Pedestrian accommodations

Construction Services

  • Preparation/attendance at pre-bid and construction meetings
  • Response to contractor questions and requests for information
  • Review of shop drawings
  • Part-time on-site observation
  • Temporary traffic control plans for construction operations
  • Utility coordination

Project Managers

Stephen M. Boudreau, P.E.

Project Status


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