Provision of Drinking Water Facility to COB Kharasom

SCHEDULE `A' PART -I (Construction of Service reservoir 40,000 Ltr Cap)

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

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form work for : Columns, piers, abutments, pillars, posts and struts sqm

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size de rived from natural sources)

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement : 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral staircases above plinth level up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

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 of grade Fe-500D or more.

Steel reinforcement for R.C.C. work including straightening, cutting, bending, placing in position and binding all complete upto plinth level. Mild steel and Medium Tensile steel bars

15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix : 1:3 (1 cement: 3 fine sand)

Neat cement punning

Raising manhole cover and frame slab to required level including dismantling existing slab and making good the damage as required (Raising depth of manhole to be paid separately) : Rectangular manhole 90x80 cm with rectangular cover 600 x 450 mm of grade LD - 2.5

Providing and fixing vent pipes G.I. pipes complete with G.I. fittings 65 mm dia nominal bore

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 up to 50 m and lift upto 1.5 m.

Demolishing brick work manually/ by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer-in-charge. In cement mortar

SCHEDULE `A' PART -II (Construction of Service reservoir 10,000 Ltr Cap)

Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings of girth up to 30 cm measured at a height of 1 m above ground level and removal of rubbish up to a distance of 50 m outside the periphery of the area cleared.

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

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:4:8 (1 Cement : 4 coarse sand (zone-III) derived from natural sources : 8 graded stone aggregate 40 mm nominal size derived from natural sources)

Centering and shuttering including strutting, propping etc. and removal of form work for : Columns, piers, abutments, pillars, posts and struts sqm

Providing and laying in position specified grade of reinforced cement concrete, excluding the cost of centering, shuttering, finishing and reinforcement - All work up to plinth level : 1:1.5:3 (1 cement : 1.5 coarse sand (zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size de rived from natural sources)

Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. above plinth level up to floor five level, excluding cost of centering, shuttering, finishing and reinforcement : 1:1.5:3 (1 cement : 1.5 coarse sand(zone-III) derived from natural sources : 3 graded stone aggregate 20 mm nominal size derived from natural sources)

Reinforced cement concrete work in beams, suspended floors, roofs having slope up to 15° landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral staircases above plinth level up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement, with 1:1.5:3 (1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

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 of grade Fe-500D or more.

15 mm cement plaster on rough side of single or half brick wall finished with a floating coat of neat cement of mix : 1:3 (1 cement: 3 fine sand)

Neat cement punning

Raising manhole cover and frame slab to required level including dismantling existing slab and making good the damage as required (Raising depth of manhole to be paid separately) : Rectangular manhole 90x80 cm with rectangular cover 600 x 450 mm of grade LD - 2.5

Providing and fixing vent pipes G.I. pipes complete with G.I. fittings 65 mm dia nominal bore

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 up to 50 m and lift upto 1.5 m.

SCHEDULE `A' PART -III (Laying & fixing of Pipes)

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. 40 mm dia nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 40 mm nominal bore

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) : 40 mm nominal bore

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc. complete : 25 to 40 mm nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. 25 mm dia nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. 20 mm dia nominal bore

Providing and fixing G.I. pipes complete with G.I. fittings including trenching and refilling etc. 15 mm dia nominal bore for Internal work

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 25 mm nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) : 20 mm nominal bore

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) : 25 mm nominal bore

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) : 20 mm nominal bore

Providing and fixing G.I. Union in G.I. pipe including cutting and threading the pipe and making long screws etc. complete (New work) : 15 mm nominal bore

Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931 15 mm nominal bore

Constructing masonry Chamber 60x60x75 cm inside, in brick werk in cement mortar 1:4 (1 cement 4 coarse sand) for sluice valve, with C.I. surface box 100mm top diametar 160 mm bottom diameter and 180 mm deep (Inside) with chained lid and RCC top slab 1:2:4 mix (1 cement :2 coarse sand :4 graded stone aggregate 20mm nominal size) i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement: 3 coarse sand) 12 mm thick finished with a floating coat of neat cement complete as per standard design With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Providing and fixing high density polythylene water storage loft tank with cover, conforming to ISI: 12701, color of opaque white or as approved by engineer-in-charge. The rate includes making necessary holes for inlet, outlet and overflow pipes. The base support i/c fiitings & fixtures for tank shall be paid separately. (500 Ltr & 1000 Ltr Cap)

SCHEDULE `A' PART -IV (Installation of Borewell)

M/L for carrying out Geo physical survey for ground water exploration by electrical resistively technique at differere location spread at suitable intervals to find out delineation of litho logical features of area thickness of layers and most favorable site for ground water strata based on geological parameters and disposition of Sub surface formation aquifer up to depth of 200 mtrs and submitted a detailed report in this regards

Transportation of rig and other equipment, erecting at site, preparation of mud pit and water supply arrangement for starting the work as directed by the EIC

M&L of trial bore of pilot holes of 200 mm dia at any kind of soil incl hard stone/boulder of required dia for casing/strainer pipe including collecting samples from different strata, preparing and submitting strata chart/bore log, including hire & running charges of all equipments, tools, plants & machineries required for the job, all complete as per direction of Engineer-in-charge. From GL to 60 Mtr

-do- but from 60 Mtr & upto 120 Mtr

-do- but from 120 Mtr to not exc 200 Mtr

ML for reaming the pilot hole 200 mm dia to an enlarged bore hole up to 350 mm dia by using direct rotary circulation rig. From GL to 60 Mtr

-do- but from 60 Mtr & upto 120 Mtr

-do- but from 120 Mtr to not exc 200 Mtr

Supplying, assembling lowering and fixing in vertical position in bore well, ERW (Electric Resistance Weided) FE 410 mild steel screwed and socketed/plain ended casing pipes of required dia, conforming to IS: 4270 of reputed & approved make, including painted with outside surface with two coats of anticorrosive paint of approved brand and manufacture, including required hire & labour charges, fittings & accessories, all complete, for all depths as per direction of Engineer-in-charge. 200 mm nominal size dia having minimum wall thickness 5.40 mm

Supplying, assembling, lowering and fixing in vertical position in bore well, ERW (Electric Resistance Welded) FE 410 plain slotted (having slot of size 1.6/3.2 mm) mild steel threaded and socketed/ plain bevel ended pipe (type A) of required dia, conforming to IS: 8110, of reputed and approved make, having wall thickness not less than 5.40 imm, including painted with outside surface with two coats of anticorrosive bitumestic paint of approved brand and manufacture, including hire & labour charges, fittings & accessories, all complete, for all depths, as per per direction of Engineer-in-charge 200 mm nominal size dia

Supply and fixing of 200 mm dia MS bail plug with entered anti corrosive epoxy paint

Supply and fixing with reducing sockat 200x150 mm dia

Supply and fixing of 200 mm dia MS housing clamp incl anti corrosive paint

Supply and fixing of MS well cap for 200 mm dia pipe made of steel plate etc in all complete

Supplying, filing, spreading & levelling gravels of size range 5 mm to 10 mm, in the recharge pit, over the existing layer of boulders, in required thickkness, for all leads & lifts all complete as per direction of Engineer-in-charge

Development of tube well in accordance with IS: 2800 (part I) and to establish maximum rate of usable water yield without sand content (beyond permissible limit) with required capacity aircompressor, running the compressor for required time till well is fully developed, measuring yield of well by "V notch method or any other approved method, measuring static level & draw down etc by step draw down method, collecting water samples & getting tested in approved laboratory, i/e disinfection of tubewell all complete, including hire & labour charges of air compressor tools & accessories etc all as per requirement and direction of Engineer-in-charge

Supply and anchoring of steel supply wire of 6 mm dia having PVC sleeve above the rope with submersible pump and fastening the same securely above the ground level near the borewell etc in all complete as per directed by Engr-in-charge

M/L of submersible pump set lifting stand incl two 100 mm dia GI post ht up to 4 mtr and one 80 mm dia Gl pipe 2 mtr length, Supply and fixing of chain pully suitable for 7.5 HP submersible pump set, civil foundation incl all connected arrangement as required for lowering/taking up of above pump set in all as per directed by Engr-in-charge

Installation, testing and commissioning of 5.5 submersible pump set suitable for 200 mm dia borewell Incl lifting and lowering of pump set etc in all complete as per directed by Engr-in-charge and incl supplying of control panel with timer system and out door fitting arrangement in all complete as per directed by Engr-in-Charge

Supply and laying of three core flat PVC insulated and PVC sheathed copper conductor submersible cable 6 sqmm (Make-Havells/ Plaza/ Finolex)

Supply only submersible pump set capacity 3 HP,AC three phase. 415 volt, 50 Hz 2880 RPM suitable for 200 mm dia borewell (Make-KSB/ calama/ CRI/kirlosker) (Stand By)

S/F of CPVC pipe 32mm dia incl jointing of pipes & fittings with one step CPVC solvent cement and testing in all complete for column pipe

Providing and fixing G.I. pipes complete with G.I. fittigs including trenching and refilling etc. 32 mm dia nominal bore

Providing and fixing G.I. pipes complete with G.I fittings including trenching and refiling etc 50 mm dia nominal bore

Making connection of G.I. distribution branch with G.I. main of following sizes by providing and fixing tee, including cutting and threading the pipe etc complete: 50 to 80 mm nominal bore

Providing and fixing gun metal gate valve with C.I. wheel of approved quality (screwed end) 50 mm nominal bore

Constructing masonry Chamber 60x60x75 cm inside, in brick werk in cement mortar 1:4 (1 cement 4 coarse sand) for sluice valve, with C.I. surface box 100mm top diametar 160 mm bottom diameter and 180 mm deep (Inside) with chained lid and RCC top slab 1.2.4 mix (1 cement :2 coarse sand :4 graded stone aggregate 20mm nominal size) i/c necessary excavation, foundation concrete 1:5:10 (1 cement : 5 fine sand : 10 graded stone aggregate 40 mm nominal size) and inside plastering with cement mortar 1:3 (1 cement: 3 coarse sand) 12 mm thick finished with a floating coat of neat cement complete as per standard design With common burnt clay F.P.S. (non modular) bricks of class designation 7.5

Providing and fixing G.I. Union in G.I. pipe including cutting threading the pipe and making long screws etc complete (New work) 50 mm nominal bore

Supply, Installation, testing and commissioning of 3 HP Kirloskar monoblock pump set suc x del : 50 x 40mm, Head : 25-30 mtr, rpm : 2900, Single phase monoblock pump set all complete as per directed by Engr-in-charge

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