China Railway No. 2 Group Co Ltd and China Overseas Engineering Group Co Ltd have successfully excavated more than 6.666km of the tunnel, with the project being the first TBM tunnel to traverse the Kathmandu spiral geological structure.
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.waterpowermagazine.com/news/newsnepals-sunkoshi-marin-diversion-tunnel-project-over-halfway-complete-ahead-of-schedule-11060340
Nepal's Sunkoshi Marin Diversion Tunnel Project over halfway complete, ahead of schedule - International Water Power
www.waterpowermagazine.comNepal Sunkoshi Marin Diversion Tunnel Project is making substantial strides, with over 50% of the tunnelling work completed, outpacing the original schedule by a five-month margin, Tunnels and Tunnelling has reported.China Railway No. 2 Group Co...