Snowy 2.0 - Final breakthrough in the transformer hall cavern

04/01/2024

Another major achievement for the Snowy 2.0 pumped-hydro project, breaking through the final three meters of the 223-m long transformer hall cavern crown. When completed, the transformer hall and 251-m long machine hall will house the Snowy 2.0 power station and will be one of the largest and deepest caverns in the world, about 800 metres underground.

Click here and au/38 for further information in the tunnelbuilder archive. Also visit https://www.nsw.gov.au/ and https://www.snowyhydro.com.au/. 01/24.

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