questionText: To ask the Secretary of State for Transport, what assessment her Department has made of the potential merits of the use of Norwegian-style drill-and-blast tunnelling methods in the construction of UK transport tunnels; and whether she has considered the use of a Private Bill procedure for the authorisation and delivery of tunnel construction projects.
answerText: Norwegian style drill and blast tunnelling is generally suited to continuous hardrock geology that is not characteristic of most interurban routes in the UK. Instead, the latter frequently involves tunnelling through highly variable ground conditions incl...
heading: Tunnels: Construction