Hole reversal: innovation on the Silvertown Tunnel : compare

Rotating the UK’s biggest tunnel-borer 180 degrees is no mean feat – but it means only one machine is needed and the job will get done a lot quicker.

Related Keywords

United Kingdom , Silvertown , Newham , Paris , France General , France , London , City Of , Bam Nuttall , Joshua Stein , Kivor Thomas , Borja Trashorras , National Grid Transco , United Kingdom Power Networks , Silvertown Tunnel , Thames Water , National Grid , Ingrebourne Valley ,