Name of Work:- Redrilling of choaked uplift pressure relief holes of drainage gallery in dam at Omkareshwar Power Station.
Sl. No.
Item Description
1
Wet percussion drilling 50 to 75 mm dia. Holes in drainage gallery, for grouting, drainage holes or anchor etc., vertical or at specified inclination, in masonry concrete or rock up to 10 m depth. 0° to 10° vertically downwards
2
Wet percussion drilling 50 to 75 mm dia. Holes in drainage gallery, for grouting, drainage holes or anchor etc., vertical or at specified inclination, in masonry concrete or rock from 10 to 20 m depth. 0° to 10° vertically downwards
3
Wet percussion drilling 50 to 75 mm dia. Holes in drainage gallery, for grouting, drainage holes or anchor etc., vertical or at specified inclination, in masonry concrete or rock More than 20 m depth. 0° to 10° vertically downwards Please Enable Macros to View BoQ information
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