Nit No. 34/2025-26, Annual Rate Contract of Drilling of 125mm (AC Pipe) Nominal diameter bore hole for Hand Pumps and installation of India Mark-II Hand Pump in Sandy Strata complete with material and labour charges in District Sub Division Bharatpur

Construction of tube well from ground level and upto 100 mtr. depth and above of following sizes in all types of soils in alluvium strata, unconsolidated formation such as pebbles, boulders etc. by "bailing" method and without gravel packing as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto date) and technical specifications. The work includes formation of cavity at bottom by development with appropriate air compressor or bailer pumping and also lowering of casing pipe but excluding cost of the casing pipe. The tube well should have a throughout bore as per nominal dia of casing pipe. The work would be completed after obtaining sand free water.

Nominal bore 125 mm dia.

Add 15% extra on above item for drilling depth beyond 100 mtr, If depth of bore is more than 100 mtr.

Supply of ISI mark AC pressure pipe class 15 manufactured by MAZZA process as per IS:1592-2003 or amended upto date, for casing of tube well for following dia nominal bore, with jointing material PVC coupler as per technical specification and direction of Engineer In charge.

125 mm dia nominal bore

Making slots of hole size and Nos. as directed by EIC in AC pressure pipe Class 15 as per Technical specification for using slotted pipe in TW casing.

125 mm dia nominal bore

Supply & installation of GI pipe 32 mm medium class “B” with pipe sockets (heavy duty).

Supply and installation of ISI marked India Mark II Hand pump set complete with cylinder & 15 connecting rods.

Supply of ISI marked MS connecting rod as per departmental specifications. (for extra rods.) 3 meter length.

Construction of 185 cm. dia platform as per approved design & drawing of Unicef.

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