Skip to main content

STV selected to design Massachusetts rail extension

Transport design firm STV has been chosen as lead designer for the Massachusetts Bay Transportation Authority’s (MBTA’s) $1.3bn Green Line Light Rail Extension (GLX). MBTA expects the 4.3 mile expanded route to reduce up to 26,000 regional daily vehicle miles travelled, improving air quality and reducing congestion. Once completed, the increased line will provide commuters in Cambridge, Somerville and Medford with journeys to downtown Boston. Construction is expected to begin later this year, with the se
May 10, 2018 Read time: 1 min
Transport design firm STV has been chosen as lead designer for the 5200 Massachusetts Bay Transportation Authority’s (MBTA’s) $1.3bn Green Line Light Rail Extension (GLX). MBTA expects the 4.3 mile expanded route to reduce up to 26,000 regional daily vehicle miles travelled, improving air quality and reducing congestion.


Once completed, the increased line will provide commuters in Cambridge, Somerville and Medford with journeys to downtown Boston. Construction is expected to begin later this year, with the service open to the public from 2021.

Additionally, the project includes the design and construction of a new vehicle maintenance facility, an administration building, a viaduct, six new stations, one relocated station, six bridges and a community path.

The project’s design-build team is led by GLX Constructors joint venture, which includes Fluor, The Middlesex Corporation, Herzog Contracting and 3902 Balfour Beatty.

Related Content

  • June 13, 2014
    Balfour Beatty consortium preferred bidder for Aberdeen road project
    The Connect Roads consortium, comprising Balfour Beatty, Carillion and Galliford Try, has been selected as preferred bidder for the design, build, finance and operate (DBFO) contract to deliver the Aberdeen Western Peripheral Route/Balmedie-Tipperty project for Transport Scotland in partnership with Aberdeen City and Aberdeenshire Councils. Balfour Beatty will invest up to US$34 million, which represents a one third share of the sponsor’s investment requirement, with Carillion and Galliford Try also inv
  • November 28, 2013
    Consortium to build Denver’s north metro rail line
    A consortium including Graham, Stantec, Parsons Brinckerhoff, Balfour Beatty and Hamon Constructors (GBBH) has been awarded a US$343 million contract by Denver’s Regional Transportation District (RTD) to design and build the north metro rail line. The North Metro project, part of RTD’s sprawling FasTracks transit network, is a proposed 18.4 mile electrified commuter rail line that will connect Denver and Adams County by serving Commerce City, Northglenn and Thornton. Construction begins in 2014 and t
  • August 23, 2017
    Northwest Transit Systems Partners JV to oversee Sound Transit light rail expansion
    Northwest Transit Systems Partners (NTSP), a joint venture consisting of US transportation design and construction management firm STV, and Mott MacDonald, is to oversee the systems construction of two new light rail extensions for Sound Transit’s light rail system in Seattle, US. The NTSP team will perform systems construction management services for the US$3.7 billion East Link Extension, a 14-mile-long extension connecting Seattle, Mercer Island, Bellevue and Redmond; and the US$1.9 billion 4.3-mile
  • April 28, 2016
    Fluor-led team selected for South Carolina port access road project
    Fluor Corporation’s joint venture team, Fluor-Lane South Carolina, comprising Fluor and The Lane Construction Corporation, has been selected by the South Carolina Department of Transportation (SCDOT) to design and build the Port Access Road Project in Charleston. The Port of Charleston is currently the fastest growing major container port in the US and the new roadway and structure project will provide direct access between the proposed marine container terminal located on the former Naval Base and Intersta