Providing and fixing piezometers in Ash ponds and in the plant site at HWPM

Amount

Providing all tools, tackles, equipments, materials, labour and constructing 3m long porus tube piezometer in and around ash ponds as per IS 7356 (part - I) including drilling of 100mm dia cased bore hole, fixing of 37mm dia and 600mm long carborandum or addendum porus tube, rubber bushing 12mm PVC tubing, brass hexagonal head pipe of 50mm nominal bore GI pipe with cap, filling annular space between pipe and bore hole with saturated clean sand, providing plug of fine grained soil at top of bore hole, cement concrete M20 base at top, water level sounder, water jetting for cleaning the hole, dewatering, surging wherever necessary etc., complete as per drawings, specification and as per the direction given by the Engineer in Charge.

Providing all tools, tackles, equipments, materials, labour and constructing 4m long porus tube piezometer in and around ash ponds as per IS 7356 (part - I) including drilling of 100mm dia cased bore hole, fixing of 37mm dia and 600mm long carborandum or addendum porus tube, rubber bushing 12mm PVC tubing, brass hexagonal head pipe of 50mm nominal bore GI pipe with cap, filling annular space between pipe and bore hole with saturated clean sand, providing plug of fine grained soil at top of bore hole, cement concrete M20 base at top, water level sounder, water jetting for cleaning the hole, dewatering, surging wherever necessary etc., complete as per drawings, specification and as per the direction given by the Engineer in Charge.

Providing and supplying Electronic water level Indicator, for a depth up to 30M complete as per specifications and as directed by the Engineer in charge.