Santa Clara VTA to Build World's Biggest Subway Tunnel in Diameter
Santa Clara Valley Transit Authority plans to build a 55,1 foot (~17 meter) in diameter subway tunnel for the BART Silicon Valley Phase II project. BART stands for ...UK: Why does HS2 now cost almost three times the original estimate of £35 billion?
https://tunnelcontact.com/discussion/reply/view/52178/52176#elgg-object-52178Reply on topic: Trump stalls New York's Gateway Tunnel Project under Hudson River
Is NY Gov. Andrew Cuomo backtracking on Gateway tunnel? https://tunnelcontact.com/discussion/reply/view/26097/26095#elgg-object-26097Reply on topic: New plan cuts more than $1B off New York rail tunnel cost
Is NY Gov. Andrew Cuomo backtracking on Gateway tunnel? https://tunnelcontact.com/discussion/reply/view/26097/26095#elgg-object-26097Reply on topic: With Elon Musk's Prufrock, so far it is all lip-service and vapourware
The Boring Company releases info on Prufrock: https://tunnelcontact.com/discussion/reply/view/34483/34481#elgg-object-34483Reply on topic: ITA Tunnelling Awards 2019 - Here are the finalists and the WINNERS!
Where is Gerede Tunel? https://tunnelcontact.com/discussion/view/1508/turkiye-water-tunnel-project-in-challenging-geology-gerede-in-the-news
cover tunnel photo by: Matt Brown from London, England / CC BY
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