RailWorks subsidiary LK Comstock has won a $223.3m contract from the Metropolitan Transit Authority (MTA) to upgrade the existing signalling system on the Queens Boulevard Line connecting Queens and Manhattan in New York, US.

The Queens Boulevard project is part of the MTA’s $29.45bn, five-year capital plan from 2015 to 2019 to modernise the New York City Subway network with a moving block signal system.

Set to begin this month, the project also includes installation of a new communications-based train control (CBTC) system, will extend 55 months with a targeted completion date in 2021.

Under the contract, LK Comstock will install new signal, communications, fibre-optic and CBTC systems, as well as track on the four-track solution.

"The Queens Boulevard project is part of the MTA’s $29.45bn, five-year capital plan to modernise the New York City Subway system."

The four-track line starts in Jamaica, Queens, and extends under Queens Boulevard to 8th Avenue and 50th Street on the west side of Manhattan.

RailWorks Transit will serve as a subcontractor and perform related track and civil works.

Additional work comprises building of new signal rooms, modifying existing facilities and upgrading systems to ensure connectivity with the CBTC system.

As part of the project, fibre backbone support will also be constructed and extended to perform health and system tests on the CBTC rail stock.

LK Comstock performs design support, engineering and installation, testing, start-up and construction and maintenance services work on projects throughout North America.