HS2 has invited construction firms to bid on £1.9bn’s-worth of work for two sections of the £55.7bn high-speed line.
Bidding is now open for companies to deliver the track power, M&E and tunnel ventilation works on phase one from London to Birmingham and phase 2a from Birmingham to Crewe.
The £1.55bn power package includes delivery of HS2’s overhead catenary system to provide power along 290 km of track.
It will also cover work within stations and tunnels, including linking up sites via engineering trains and integrating the design with other rail systems and construction teams.
The other contract open for bids is a £330m package to deliver M&E along the route, as well tunnel ventilation for the two phases.
Design, installation, testing and commissioning of HS2’s safety equipment is also covered under the deal.
HS2 chief executive Mark Thurston said: “We’re looking for the smartest, most cost-effective solutions that the industry has to offer through these contracts, which form part of the overall railway system for HS2.“
Last week, Kier announced it had taken on approximately 200 Carillion staff on HS2 and Highways England joint ventures.