IS 12633 : 1989 Guidelines for first filling and emptying of pressure tunnels
UDC 627.842 : 621.6.057.21/.4 | WRD 14 |
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Reaffirmed 2018 |
1 Scope
1.1 This standard covers the guidelines and precautions to beobserved for first filling and emptying of the pressure tunnels ofwater conductor system of hydro-electric projects.