Category:Pressure Tunnel and Shafts

**Pressure Tunnel and Shafts**
	heritage-listed infrastructure in Sydney, Australia
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Instance of	heritage site;
Location	New South Wales, AUS
Heritage designation	Heritage Act — State Heritage Register (1630, 2002–); Heritage Act - s.170 NSW State agency heritage register;
	33° 53′ 43.44″ S, 151° 07′ 47.28″ E
Authority file
	Q55630434; NSW Heritage database ID: 5053868, 5051435
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English: Pressure Tunnel and Shafts is a heritage-listed water supply system at Potts Hill, Canterbury-Bankstown Council, New South Wales, Australia. It was designed by the Water Board, which built the tunnel from 1921 to 1935. It is the third largest pressure tunnel in the world. The property is owned by Sydney Water (State Government).