Bob Nowotny
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Bob Nowotny is the Eastern tunnelling project director overseeing critical tunnelling operations for the Metro West project in Sydney. Recently in the news, he addressed concerns regarding vibrations from boring machines causing minor methane gas releases in the sediment between Rozelle and Pyrmont, emphasizing the complexities and challenges involved in tunnelling beneath the city's Darling Harbour.
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Not in the pool (under ¢1).
Recent news mentions
Eastern tunnelling project director Bob Nowotny said contactors were ensuring the cavern was fully watertight for it to withstand hydrostatic loads.
Final boring machine completes Hunter Street station cavernThe Sydney Morning Herald·
Australia· 2026-03-02
Australia· 2026-03-02
Bob Nowotny said vibrations from the boring machines had caused some methane gas to be released from pockets in sediment.
Christmas finish in sight for machines tunnelling beneath Sydney’s Darling HarbourThe Sydney Morning Herald·Australia· 2025-11-17
Australia· 2025-11-17Also mentioned
Chris Minns