Sinking of new borewell and construction of sump in Kalaignar Karunanithi Government Higher Secondary School, Kalitheerthalkuppam, Mannadipet Commune, Puducherry (IV Call)

Amount

Earth work in excavation by mechanical means (Hydraulic excavation) / manual means over areas (exceeding 30 cm in depth, 1.5m in width as well as 10sqm on plan) including getting out and disposal of excavated earth, lead upto 50m and lift upto 1.5m - all kinds of soil.

Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth upto 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20 cm in depth, including consolidating each deposited layer by ramming, watering, etc. and disposing of surplus excavated soil as directed, within a lead of 50 m - all kinds of soil - pipes,cables etc , not exceeding 80mm dia

Filling available excavated earth (excluding rock) in trenches, plinth, sides of foundations etc. in layers not exceeding 20cm in depth, consolidating each deposited layer by ramming and watering, lead upto 50m and lift upto 1.5m.

Extra for every additional lift of 1.5m or part there of in excavation / banking excavated or stacked materials - all kinds of soil.

Surface dressing of the ground including removing vegetation and in - equalities not exceeding 15 cm deep and disposal of rubbish, lead upto 50m and lift upto 1.5m - all kinds of soil

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plith level - 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 20mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plith level - 1:4:8 (1 cement : 4 coarse sand : 8 graded stone aggregate 40mm nominal size)

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - all work upto plinth level - 1:5:10 (1 cement : 5 coarse sand : 10 graded stone aggregate 40mm nominal size)

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering , shuttering , finishing and reinforcement - All work upto plinth level 1:1.5:3 (1cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size).

Centering and shuttering including strutting , propping etc and removal of form for - foundations, footings, bases of columns etc for mass concrete

Steel reinforcement for R.C.C.work including straightening , cutting , bending , placing in position and binding all complete upto plinth level - Thermo -Mechanically treated bars (ISI BRAND OF APPROVED MAKE) Fe - 415 or more

Brick work with common burnt clay F.P.S. (non modular ) bricks of class designation 3.5 in foundation and plinth in - cement mortar 1:4 (1 cement : 4 coarse sand)

Providing and fixing 1st quality ceramic glazed wall tiles conforming to IS : 15622 (thickness to be specified by the manufacturer) , of approved make (Jhonson / Asian / Somany / Nitco) in all colours, shades of size 300 x 450 mm as approved in skirting , risers of steps and dados, over 12mm thick bed of cement mortar 1:3 (1 cement : 3 coarse sand ) and jointing with grey cement slurry @ 3.3 kg per sqm, including pointing in white cement with pigment of matching shade complete – size 300x450 mm.

Providing and laying ceramic glazed floor tiles of size 300x300 mm (thickness to be specified by the manufacturer), of 1st quality conforming to IS : 15622, of approved make (Nitco / Kajaria) in colours such as white, Ivory, Grey, Fume red brown ,laid on 20mm thick cement mortar 1:4 (1 cement : 4 coarse sand), including pointing the joints with white cement and matching pigment etc., complete.

15mm cement plaster on the rough side of single or half brick wall of mix - 1:4 (1cement : 4 fine sand).

6mm cement plaster of mix 1:3 (1 cement : 3 fine sand).

Providing and fixing ASTM pipes including all ASTM plain& brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 20mm nominal outer dia pipes.

Providing and fixing ASTM pipes including all ASTM plain& brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 25mm nominal outer dia pipes.

Providing and fixing ASTM pipes including all ASTM plain& brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 32mm nominal outer dia pipes

Providing and fixing ASTM pipes including all ASTM plain& brass threaded fittings i/c fixing the pipe with clamps at 1.00m spacing . This includes jointing of pipes & fitting with one step ASTM solvent cement and testing of joints complete (Internal work exposed on wall ) - 40mm nominal outer dia pipes.

Providing and fixing ASTM pipes including all ASTM plain & brass threaded fittings this included jointing of pipes & fittings with one step ASTM solvent cement , trenching refilling & testing of joints complete (External work) - 25 mm nominal outer dia pipes

Providing and fixing ASTM pipes including all ASTM plain & brass threaded fittings this included jointing of pipes & fittings with one step ASTM solvent cement , trenching refilling & testing of joints complete (External work) - 40 mm nominal outer dia pipes

Providing and fixing ball valve (brass) of approved quality , high or low pressure , with plastic floats complete - 25mm nominal bore

Providing and placing on terrace (at all floor levels) polyethylene water storage tank ISI: 12701 marked , with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank - Circular Tank.

Providing, laying and jointing UPVC pipes(Finolex / jain / Supreme / Truebore / Nandi) (0.6 Mpa)conforming to IS specification 4985 and ISI marked including transportation to the site, lowering to the trenches, laying to proper grade and alignment, testing of joints with required testing equipment, including cost of solvent cement, UPVC specials such as bends, tees, threaded pieces, couplers, reducer, endcaps etc.,complete all as per IS and CPWD specification. - 63mm dia.

Supplying and fixing of DOL starters 0.5 HP to 5 HP with relay range 0.63 A to 13 A with suitable M.S. angle frame complete.

Supplying and fixing of 1x3x4 sqmm (single run) PVC insulated copper submersible flat flexible cable of Finolex make complete.-upto 10HP pumpset.

Supplying, fixing and lowering into the borewell high tensile threaded PVC column pipes which are to be connected to the submersible pump, including labour charges, jointing materials etc.,complete.-65 mm dia

Supplying and fixing of C.I. adopter which is to be connected to submersible pump delivery pipe.-65 mm dia

Supplying and laying of 16mm dia nylon PVC rope for holding of motors.

Supplying and laying of 40mm dia. PVC pipe (Class 3 - PN 0.6 Mpa) conforming to IS 4985 : 2000 for inserting submersible cable from borewell to starter.

Drilling of borewell any where in Pondicherry including transportation in alluvial soil, sedimentary strata of clay,sand stone, shale, pebbles, boulders etc. by first taking a pilot bore of 140mm / 150mm / 200mm and then enlarging to required dia by direct or reverse rotary mud circulation method,including fuel, labour for drilling, bentonite mud, water required for drilling at the site, contruction of mud pit (water available within a lead of 1.5Km) using rotary rig. -Upto 60 mts depth ending below ground level.

Reaming from 140/150 mm dia pilot bore to 300mm dia bore. Upto 60 mts depth ending below ground level.

Reaming from 300 mm dia pilot bore to 400/450mm dia. Upto 60 mts depth ending below ground level.

Charges for developing the borewells with air compressor of 600 CFM capacity (minimum 8 hours) including transportation labour and fuel charges for compressor and conducting yield test by"V" Notch methods.

Supplying of UPVC plain casing pipe for borewells (Finolex /Jain / Supreme / True bore / Nandi) conforming to I.S. 12818 -1992 with relevent amendments with class designation 'CM' and with minimum wall thickness 10mm including transportation and stocking at site -200mm dia

Supplying of UPVC ribbed screen slotted pipe for borewells (Finolex /Jain / Supreme / True bore / Nandi) conforming to IS 12818 -1992 with relevent amendments with class designation 'RS' and with minimum wall thickness 10mm including transportation and stocking at site - 200mm dia

Supplying of MS centering guide of size 25 mm x 3 mm thickness suitable for 200 mm UPVC pipe.

Lowering of UPVC plain casing pipe/ribbed screen slotted pipes into the borewell including cost of cleaning material,fixing of M.S centering guide size of 25mm x 3mm thick suitable for 200mm dia UPVC pipe,including cost of labour for positioning of assembly for lowering purpose using rig.

Supplying transportation and packing of 8mm size down gauge graded pebbles including filling the annular space gradually complete.The pebbles disintegrated pieces. should be free from any disintegrated pieces.

Supplying, transporting and packing of clay balls including filling the annular space gradually complete.The clay balls should be free from any sand particles.

Providing and fixing M.S. top cover suitable for UPVC pipes including the cost of materials and labour etc.

Providing and fixing of UPVC End Cap embedded in M.S. Cone suitable for UPVC casing pipe including the cost of materials and labour for jointing.

Providing and fixing in position pre-cast R.C.C. manhole cover and frame of required shape and approved quality - LD - 2.5 - rectangular shape 600x450 mm internal dimensions

M SARAVANAN

S MANOHAR

D Boopalan