HS2 to use 3D printing at Euston station tunnels

The contractor building the tunnels approaching Euston for HS2 is using 3D-printing for some of its concrete structures, in the UK’s first live deployment of the technology.
Printing concrete with computer-operated robots will enable the contractor to make structures on-site, instead of transporting them as pre-cast slabs by road before being assembled and lowered into place by large cranes.Also, where HS2 construction is happening besides a live railway, it offers an opportunity to delive