CONSTRUCTION AND COMISSIONING OF HAND PUMP AT VARIOUS HABITATIONS UNDER DISTRICT JAISALMER

PHED REVISED BSR 2023

Estimate of Gravel Packed Hand Pumps up to 90 mtr Depth

Construction of tube well from ground level & up to 100 mtr depth to accommodate housing and assembly pipe of following sizes in all type of alluvium strata unconsolidated formation such as pebbles, boulders etc. by percussion/rotary drilling method as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended upto date) and technical specifications, with gravel as per IS:4097-1967 and it's packing as per IS: 2800 (Part I & II) 1979 as amended up to date (the work includes the cost of gravel & it's primary packing and packing during development, lowering of housing & strainer assembly pipes with supply and wrapping of coir-rope, wherever necessary for arresting fine sand particles and development work, but excluding the cost of housing and strainer pipe assembly). The work would be completed after obtaining sand free water.

Supply of ERW M.S. black casing pipe ISI marked {IS:1239(Part-1:2004)} medium of following sizes at site of work. 125 mm dia NB

Labour charges for making slots on blank pipes made of ERW MS black pipe ISI marked of following sizes, the slotting should be as per IS:8110-1985. 125 mm dia

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

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

Construction of 185 cm dia Plate Form as per approved design & drawing of UNICEF

Estimate of DTH Hand Pumps up to 90 mtr Depth

Construction of Tube Well up to 100 mtr. depth in all type of rocks by DTH system & over burden to accommodate casing pipe of following sizes in all types of soils & over burden including lowering of casing pipes, (if required) excluding cost of casing pipes, as per IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended up to date) and technical specifications. The work would be completed after obtaining sand free water. The tube well should have a through out bore as per nominal dia of casing pipe. 125 MM DIA

Supply of ERW M.S. black casing pipe ISI marked {IS:1239(Part-1:2004)} medium of following sizes at site of work. 125 mm dia NB

Labour charges for making slots on blank pipes made of ERW MS black pipe ISI marked of following sizes, the slotting should be as per IS:8110-1985. 125 mm dia

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

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

Construction of 185 cm dia Plate Form as per approved design & drawing of UNICEF

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