EKFB

HS2 realigns the A361 to complete the next stage of the 2.5km Chipping Warden green tunnel, built entirely from precast concrete segments

1,300-tonne concrete and steel deck slid into position, marking the last of five built using HS2’s low-carbon construction method

HS2 lifts final beams into place for the A43 bridge near Brackley, moving closer to project completion

Concrete beams and cast-in-place elements help complete the realignment of A418 road bridge over HS2 route near Aylesbury

Construction of HS2’s Thame Valley Viaduct passes halfway point, with 44 pre-cast beams in position and 66 piers installed

Agreement with BBVS comes after “relentless” campaign leaving SCS only joint HS2 venture without union access agreement

HS2 designers and engineers use ‘double composite’ structure to cut carbon on five key viaducts

HS2 lifts first of 72 huge beams at Thame Valley Viaduct

Viaduct is second to have every major element manufactured off-site, saving carbon and simplifying construction