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Snowy 2.0 Tunnel Boring Machines are "slowest tunnel boring machines – 200m in a year"
"boring rates are far below specification and tunnelling is two years behind schedule"
Australia: Snowy Hydro TBM pauses Snowy 2.0 tunnelling after ground collapse
https://tunnelcontact.com/discussion/reply/view/48636/48632#elgg-object-48636
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://reneweconomy.com.au/snowy-2-0-the-making-of-one-of-australias-most-spectacular-infrastructure-debacles/
Snowy 2.0: The making of one of Australia’s most spectacular infrastructure debacles
reneweconomy.com.auOn the sixth anniversary of its announcement, we look at six unenviable records the Snowy 2.0 pumped hydro project has set.