Construction and commissioning of 125mm dia Hand Pump under Division Rajgarh

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.

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

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 up to 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.

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.

Construction of tube well from ground level and up to 100 mtr depth and above to accommodate housing assembly pipe in all type of unconsolidated formation such as pebbles, boulders, collapsible formation etc. by Odex drilling method as per IS: IS:2800 Part 1: 1991 and IS:2800 Part II: 1979 (both amended up to date) and technical specifications. The work will include lowering of housing and strainer pipe assembly and casing shoe including cost of casing shoe, but excluding cost of the casing pipe. The work would be completed after obtaining sand free water.

Nominal bore 125 mm dia.

Construction of tube well from ground level and up to 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 up to 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.

125 mm dia nominal bore

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( Thickness of pipe 4.8 mm & mass of tube 16.40 Kg/m)

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 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 Extra-Deep (EDW) complete with cylinder and connecting rods.

EDWHP + 20 Connecting rod.

EDWHP + 23 Connecting rod + 1 Weight.

EDWHP + 26 Connecting rod + 2 Weight.

EDWHP + 30 Connecting rod + 3 Weight.

supply and installation of ISI Marked India Mark connecting rods.as per departmental specification of 3mtr.

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

Earth work in excavation by mechanical means (Hydraulic Excavator )/ manual means in trenches of required width and gradient for laying and jointing of pipe line including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 Mtr. including taking out the excavated soil, and then returning the soil as required in layers not exceeding 20cm in depth including consolidating each deposited layer by ramming, watering etc. and disposal of surplus excavated soil as directed within a lead of 50 Mtr. including required all safety provisions etc.: All kinds of soil

Above 1.5 mtr and up to 3.0 mtr.

Supply and amp; fixing Pre-cast RCC Rinngs at the mouth of recharge shaft of M20 mix with 40 mm thickness Diameter 900 mm

Supply and amp; lying River-gravels of following sizes in recharge shaft, filter pit after screening and amp; washing from kachha shift without deduction of voids Size 9 to 12 mm

Supply and amp; lying River-gravels of following sizes in recharge shaft, filter pit after screening and amp; washing from kachha shift without deduction of voids Size 3 to 5 mm

Supply and amp; laying of clean, clear sharp river sand of size 1 to 2mm coarse, without deduction of voids.

Providing and laying in position cement concrete including curing, compaction etc. complete in specified grade excluding the cost of centering and shuttering - All work up to plinth level. M15 grade Nominal Mix 1: 2: 4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size).

STEEL REINFORCEMENT: Providing and fabricating reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding (including cost of binding wire) all complete up to floor five level. Thermo-mechanically Treated bars (Conforming of relevent IS code)

Providing and laying in position specified grade of cement concrete for all RCC structural elements upto plinth level including curing, compaction, finishing with rendering in cement sand mortar 1:3 (1 cement: 3 coarse sand) and making good the joints and cost of plastizers( if required) excluding the cost of centering, shuttering and reinforcement. M20 grade Nominal Mix / Design Mix

Installation of India Mark II/III E.D. I & II hand pump set complete on existing platform.

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

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