Two Iseki 1200 tunnel boring machines (TBM), named after two deities - the Norse goddess Freya and the Greek goddess Artemis, are carrying out two pipejacks of 122m and 210m to install two new 1,200mm
In a pioneering move, civil engineering and infrastructure specialist Barhale is carrying out a set of simultaneous pipejacks from a single shaft at the North London Heat & Power Project in Edmonton in the UK.
Two Iseki 1200 tunnel boring machines (TBM), named after two deities - the Norse goddess Freya and the Greek goddess Artemis, are carrying out two pipejacks of 122m and 210m to install two new 1,200mm