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California is moving forward with its biggest water project in decades, a single tunnel beneath the Sacramento-San Joaquin River Delta that will help move Northern California water south to citie...
Shivajinagar-Swargate metro underground work on its way to completion
Maximum tunnel depth which is 30 metres will be at the civil court station; it will take 2 years to complete the 10-km stret...
Grand Paris Express - The first tunnel boring machine breakthrough from Swiss construction giant Implenia.
https://www.blick.ch/news/wirtschaft/historischer-durchstich-fuer-implenia-in-frankreich-blick-war-dabei-schweizer-koloss-frisst-sich-durch-paris-id15781264.html
#GrandParisExpress #Implenia
Link complete for Tideway to join London’s existing sewage network
https://www.newcivilengineer.com/latest/tideway-super-sewer-linked-to-londons-existing-sewage-network-29-01-2020/
#Britain #London #tunnel
Los Angeles County Metropolitan Transportation unveils two new Herrenknecht tunnel boring machines (TBMs) for the $9.3 billion Purple Line Extension project,
https://www.enr.com/articles/47100-la-metro-unveils-two-new-tbms-for-purple-line-extension
America's Cold War "Rock Site" plans
"A tunnel boring machine could be lowered into the shaft in pieces and then assembled to bore out more tunnels, i...
Tunnelling work for Phase II of Namma Metro is expected to start in February. The verti...hivajinagar is being made ready to accommodate two tunnel boring machines (TBMs).
https://www.thehindu.com/news/cities/bangalore/tunnelling...
So much of Melbourne West Gate Tunnel's excavated soil is polluted that, they cannot find a place to dump it.
Near...toxic-soil-than-the-tips-can-handle-20191129-p53fex.html
#Australia #WestGateTunnel #Po...