HS2 Main Works S1 & S2 - Foam Concrete

Skanska Costain Strabag Joint Venture (SCSJV) are seeking supply chain partners to provide crane maintenance services for the HS2 Main Works Civils Contract Area Central. Foam concrete to fill the cross passages on various Area Central sites, for TBM to break through. The foam concrete will need to be pumped from the surface down approx. 45m, then a short distance horizontally (up to 14m) into the tunnels - to be poured in several lifts ≈ 1 m high. More information is shown on the powerpoint presentation attached...