Kerala Water Authority Tender

2.33.2:Felling trees of the girth (measured at a height of 1 m above ground level) including cutting of trunks and branches, removing the roots and stacking of serviceable material and disposal of unserviceable material.Beyound 60 cm girth up to and including 120 cm girth

2.2.1:Earth work in rough excavation, banking excavated earth in layers not exceeding 20 cm in depth, breaking clods, watering, rolling each layer with 1/2 tonne roller or wooden or steel rammers, and rolling every 3rd and top-most layer with power roller of minimum 8 tonnes and dressing up in embankments for roads, flood banks, marginal banks and guide banks or filling up ground depressions, lead up to 50 m and lift up to 1.5 m:All kinds of soil

OD175834/2024-2025:Sinking well of diameter above 3.5 m and up to 6.00 m by excavation (above water) in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up to 1.5m including neat banking. in all classes of soil other than all type rock to lines and levels to plumb by scooping out from inside and below the stiening using necessery appliance or any other method including removal of obstacles and dumping the spoil within lead up to 100mts ,etc. complete as per the direction of engineer in charge.

OD169561/2024-2025:Sinking well of diameter above 3.5 m and up to 6.00 m by excavation (under water) in ordinary rock and conveying and depositing the spoil within initial lead of 50m above 1.5m up to 3.00 m including neat banking. in all classes of soil other than all type rock to lines and levels to plumb by scooping out from inside and below the stiening using necessery appliance or any other method including removal of obstacles and dumping the spoil within lead up to 100mts ,etc. complete as per the direction of engineer in charge.

OD169575/2024-2025:Sinking well of diameter above 3.5 m and up to 6.00 m by excavation (under water) in ordinary rock and conveying and depositing the spoil within initial lead of 50m above 3.00 m up to 4.50 m including neat banking. in all classes of soil other than all type rock to lines and levels to plumb by scooping out from inside and below the stiening using necessery appliance or any other method including removal of obstacles and dumping the spoil within lead up to 100mts ,etc. complete as per the direction of engineer in charge.

OD169574/2024-2025:Sinking well of diameter above 3.5 m and up to 6.00 m by excavation (under water) in ordinary rock and conveying and depositing the spoil within initial lead of 50m above 4.50 m up to 6.00 m including neat banking. in all classes of soil other than all type rock to lines and levels to plumb by scooping out from inside and below the stiening using necessery appliance or any other method including removal of obstacles and dumping the spoil within lead up to 100mts ,etc. complete as per the direction of engineer in charge.

OD175427/2024-2025:Sinking well of diameter above 3.5 m and up to 6.00 m by excavation (under water) in ordinary rock and conveying and depositing the soil within initial lead of 50m above 6.0 m up to 7.50 m including neat banking in all classes of soil other than all type rock to lines and levels to plumb by scooping out from inside and below the steining using necessery appliance or any other method including removal of obstacles and dumping the spoil within lead up to 100mts ,etc. complete as per the direction of engineer in charge.

OD175428/2024-2025:Sinking well of diameter above 3.5 m and up to 6.00 m by excavation (under water) in all kinds of soil and conveying and depositing the soil within initial lead of 50m above 6.00 m up to 7.50 m including neat banking in all classes of soil other than all type rock to lines and levels to plumb by scooping out from inside and below the steining using necessery appliance or any other method including removal of obstacles and dumping the spoil within lead up to 100mts ,etc. complete as per the direction of engineer in charge.

OD175431/2024-2025:Sinking well of diameter above 3.5 m and up to 6.00 m by excavation (under water) in all kinds of soil and conveying and depositing the soil within initial lead of 50m above 7.50 m up to 9.0 m including neat banking in all classes of soil other than all type rock to lines and levels to plumb by scooping out from inside and below the steining using necessery appliance or any other method including removal of obstacles and dumping the spoil within lead up to 100mts ,etc. complete as per the direction of engineer in charge.

OD175433/2024-2025:Sinking well of diameter above 3.5 m and up to 6.00 m by excavation (under water) in all kinds of soil and conveying and depositing the soil within initial lead of 50m above 9.0 m up to 10.5 m including neat banking in all classes of soil other than all type rock to lines and levels to plumb by scooping out from inside and below the steining using necessery appliance or any other method including removal of obstacles and dumping the spoil within lead up to 100mts ,etc. complete as per the direction of engineer in charge.

OD175870/2024-2025:Sinking well of diameter above 3.5 m and up to 6.00 m by granite rock blasting in wells, measured in solids, including collecting and stacking spoil for measurement within the initial lead of 100m and lift up to 10.5m (9.0m to 10.5m)by scooping out from inside and below the stiening using necessary appliance or any other method including removal of obstacles but excluding bailing out water and including providing protection by earth filled cement bags (300 Nos. of earth filled cement bags / 10 m3 blasting) to avoid damages to the nearby structures) etc. complete as per the direction of engineer in charge.

100.7.1:Bailing out water with 5HP engine and pump set including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

100.7.2:Bailing out water with engine and pump set above 5HP up to 10HP including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

10.1:Structural steel work in single section, fixed with or without connecting plate, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

5.33.1:Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work upto plinth level

5.33.2:Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work above plinth level upto floor V level

5.34.1:Extra for providing richer mixes at all floor levels. Note:- Excess/less cement over the specified cement content used is payable/ recoverable separately.Providing M-30 grade concrete instead of M-25 grade BMC/RMC. (Note:- Cement content considered in M-30 is @ 340 kg/cum).

5.22.6:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

5.9.12:Centering and shuttering including strutting, etc. and removal of form for:Well steining

5.9.5:Centering and shuttering including strutting, etc. and removal of form for:Lintels, beams, plinth beams, girders bressumers and cantilevers

5.9.3:Centering and shuttering including strutting, etc. and removal of form for:Suspended floors, roofs, landings, balconies and access platform

100.41.33:Supplying and fixing 500mm dia C.I. manhole cover with frame (medium duty) charges including all cost, labour charges etc., complete.

13.7.1:12 mm cement plaster finished with a floating coat of neat cement of mix:1:3 ( 1 cement : 3 fine sand)

13.23.1:Extra for plastering on circular work not exceeding 6 m in radius.In one coat

50.13.1:9 mm cement plastering of mix : 1:3 (1 cement : 3 fine sand ) including all cost of materials, labour charges etc complete

CONSTRUCTION OF COLLECTION CHAMBER AND INFILTERATION GALLERY

OD182609/2024-2025:Putting up a bund having a width of 1.50 m and height of 3.00 m from the bed level using 1/2 split coconut piles of 30 cm dia driven to a depth of 1.00 m at 1.00m intevals double rows and tied together with 1/4 split coconut strut having 2.00m long across 1.00m c/c and using 1/2 split bamboos horizontally at 30cm c/c and tying with coir yarn and packing sand filled cement bags at both sides for a width of 0.50m then both sides packing with Polythene sheet inside portion of filling clay and filling the inside portion with puddle clay mixed with earth at 1:1 ratio of 5 km conveyance by lorry and 100m by head load and maintaining the bund till required period and dismantling the same after completion of the work etc. complete. as per direction of deptl. officers

100.3.5.11:Earthwork in open well excavation (in or under water) for wells of diameter above 3.5m and up to 6.0m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift up to 1.5m including neat banking.

100.3.5.12:Earthwork in open well excavation (in or under water) for wells of diameter above 3.5m and up to 6.0m in all kinds of soil and conveying and depositing the spoil within initial lead of 50m and lift from 1.5m to 3.0m including neat banking.

2.18.2:Close timbering over areas including strutting, shoring and packing cavities (wherever required) etc. complete ( Measurements to be taken of the face area timbered):Depth exceeding 1.5 m but exceeding 3 m

100.7.2:Bailing out water with engine and pump set above 5HP up to 10HP including conveyance to the site, erecting, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc., complete.

20.3.1:Boring, providing and installing cast in situ single under reamed piles of specified diameter and length below pile cap in M -25 cement concrete, to carry a safe working load not less than specified, excluding the cost of steel reinforcement but including the cost of boring with bentonite solution and the length of the pile to be embedded in pile cap etc. all complete. (Length of pile for payment shall be measured upto to the bottom of pile cap):300 mm dia piles

20.4.1:Extra over item No. 20.3 for providing additional bulb in under reamed piles, under specified dia meter (Only the quantity of extra bulbs are to be paid)300 mm dia piles

5.2.2: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. up tot floor five level excluding cost of centering, shuttering, finishing and reinforcement :1:1.5:3( 1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)

4.1.6:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size)

5.33.1:Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work upto plinth level

5.9.2:Centering and shuttering including strutting, etc. and removal of form for:Walls (any thickness) including attached pilasters, butteresses, plinth and string courses etc.

5.9.3:Centering and shuttering including strutting, etc. and removal of form for:Suspended floors, roofs, landings, balconies and access platform

5.22.6:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

100.41.33:Supplying and fixing 500mm dia C.I. manhole cover with frame (medium duty) charges including all cost, labour charges etc., complete.

100.98.118:Supply of DI K9 Pipe Conforming to IS 8329/2000, 250mm Dia.

100.98.1023:Engaging Rock Hole Driller

100.14.4:Conveying and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS: 8329 excluding cost of pipes and specials: 250mm diameter Ductile Iron Class K-9 Pipes.

18.83.6:Labour for cutting C.I. pipe with steel saw.250 mm diameter C.I. pipe

4.1.8: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 : 8 graded stone aggregate 40 nominal size)

7.1.1:Random rubble masonry with hard stone in foundation and plinth including levelling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) up to plinth level with:Cement mortar 1:6 (1 cement : 6 coarse sand)

100.98.237:Supply of PVC Pipe, 10kg/cm2, 110mm Dia.

100.98.1008:Engaging Coolie.

100.9.9:Laying uPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipeline to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipeline with water to the required test pressure (excluding cost of pipes and specials): 110 mm nominal outside diameter pipes.

OD183569/2024-2025:Supplying 110 mm PVC (10 Kg/cm2) end cap for fixing in gallery pipes.

100.41.35:Supplying, sieving, stacking and spreading 40mm broken stone in the gallery trenches as per standard norms including cost of all materials.

100.41.36:Supplying, sieving, stacking and spreading 20mm to 12.5mm broken stone in the gallery trenches as per standard norms including cost of all materials.

100.41.37:Supplying, sieving, stacking and spreading 10mm to 6mm broken stone in the gallery trenches as per standard norms including cost of all materials.

100.55.4:Supplying and stacking for measurement of filter sand having effective size 0.45 to 0.70 mm and uniformity coefficient 1.30 to 1.7, of specific gravity in the range of 2.55 - 2.65 and hard and clean, free from clay, dust and other impurities including cost of materials, labour charges and conveyance of materials up to 5 km and as per the directions of the department officers etc. complete and as per CPHEEO specification.

CONSTRUCTION OF PUMP HOUSE

50.6.1.2:Solid block masonry using pre cast solid blocks (Factory made) of size 40x20x20cm or nearest available size confirming to IS 2185 part I of 1979 for super structure up to floor two level thickness 20cm and above in: CM 1:6 ( 1 cement: 6 coarse sand) etc complete.

2.8.1:Earth work in excavation by mechanical means (Hydraulic excavator) /manual means in foundation trenches or drains (not exceeding 1.5 m in width or 10 sqm on plan), including dressing of sides and ramming of bottoms, lift up to 1.5 m, including getting out the excavated soil and disposal of surplus excavated soil as directed, within a lead of 50 m.All kinds of soil

4.1.6:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:3:6 ( 1 cement : 3 coarse sand : 6 graded stone aggregate 40 mm nominal size)

5.33.2:Providing and laying in position machine batched and machine mixed design mix M-25 grade cement concrete for reinforced cement concrete work, using cement content as per approved design mix, including pumping of concrete to site of laying but excluding the cost of centering, shuttering, finishing and reinforcement, including admixtures in recommended proportions as per IS: 9103 to accelerate, retard setting of concrete, improve workability without impairing strength and durability as per direction of Engineer - in-charge. Note:- Cement content considered in this item is @ 330 kg/ cum. Excess or less cement used as per design mix is payable or recoverable separately.All work above plinth level upto floor V level

5.9.1:Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete

5.9.6:Centering and shuttering including strutting, etc. and removal of form for:Columns, Pillars, Piers, Abutments, Posts and Struts

5.9.5:Centering and shuttering including strutting, etc. and removal of form for:Lintels, beams, plinth beams, girders bressumers and cantilevers

5.9.3:Centering and shuttering including strutting, etc. and removal of form for:Suspended floors, roofs, landings, balconies and access platform

5.22.6:Steel reinforcement for R.C.C work including straightening, cutting, bending, placing in position and binding all complete upto plinth levelThermo - Mechanically Treated bars of grade Fe-500D or more

13.9.1:Cement plaster 1:3 ( 1 cement : 3 coarse sand) finished with a floating coat of neat cement.12 mm cement plaster

13.23.1:Extra for plastering on circular work not exceeding 6 m in radius.In one coat

13.9.2:Cement plaster 1:3 ( 1 cement : 3 coarse sand) finished with a floating coat of neat cement.20 mm cement plaster

10.6.1:Supplying and fixing rolling shutters of approved make, made of required size M.S. laths, interlocked together through their entire length and jointed together at the end by end locks, mounted on specially designed pipe shaft with brackets, side guides and arrangements for inside and outside locking with push and pull operation complete, including the cost of providing and fixing necessary 27.5 cm long wire springs manufactured from high tensile steel wire of adequate strength conforming to IS: 4454 - part 1 and M.S. top cover of required thickness for rolling shutters.80x1.25 mm M.S. laths with 1.25 mm thick top cover

21.1.1.2:Providing and fixing aluminium work for doors, windows, ventilators and partitions with extruded built up standard tubular sections/ appropriate Z sections and other sections of approved make conforming to IS : 733 and IS: 1285, fixing with dash fasteners of required dia and size, including necessary filling up the gaps at junctions, i.e. at top, bottom and sides with required EPDM rubber/ neoprene gasket etc. Aluminium sections shall be smooth, rust free, straight, mitred and jointed mechanically wherever required including cleat angle, Aluminnium snap beading for glazing /paneling, C.P. brass/ stainless steel screws, all complete as per architectural drawings and the directions of Engineer-in-charge.(Glazing, paneling and dash fasteners to be paid for separately): For fixed portionPowder coated aluminium (minimum thickness of powder coating 50 micron)

21.1.2.2:For shutters of doors, windows & ventilators including providing and fixing hinges / pivots and making provision for fixing of fittings wherever required including the cost of EPDM rubber/ neoprene gasket required (Fittings shall be paid for separately)Powder coated aluminium (minimum thickness of powder coating 50 micron)

21.3.1:Providing and fixing glazing in aluminium door, window, ventilator shutters and partitions etc. with EPDM rubber / neoprene gasket etc. complete as per the architectural drawings and the directions of Engineer - in -Charge. ( Cost of aluminium snap beading shall be paid in basic item):With float glass panes of 4.0 mm thickness

9.48.2:Providing and fixing M.S. Grills of required pattern in frames of windows etc. with M.S. flats, square or round bars etc. including priming coat with approved steel primer all complete.Fixed to openings/ wooden frames with rawl plugs screws etc

13.43.1:Applying one coat of water thinnable cement primer of approved brand and manufacture on wall surface:Water thinnable cement primer

13.44.1:Finishing walls with water proofing cement paint of required shade:New work (Two or more coats applied @ 3.84 kg/10 sqm)

10.26.3:Providing and fixing hand rail of approved size by welding etc. to steel ladder railing, balcony railing, staircase railing and similar works, including applying priming coat of approves steel primer.G.I. pipes

13.48.3:Finishing with Deluxe Multi surface paint system for interiors and exteriors using primer as per manufacturers specifications:Painting Steel work with Deluxe Multi Surface Paint to give an even shade. Two or more coat applied @ 0.90 ltr/10 sqm over an under coat of primer applied @ 0.80 ltr/10 sqm of approved brand and manufacture

13.71:Lettering with black Japan pint of approved brand and manufacture

ELECTRIFICATION OF PUMP HOUSE

OD169193/2024-2025:Supplying and fixing powder coated panel board for receiving supply from KSEB side including space for fixing KSEB three phase energy meter, supplying and fixing 250 A kit kat type fuse unit -3 Nos, neutral link -1 Nos, indicator lamps, voltmeter, supplying and laying suitable size and type armored cable from meter board to common panel board and all mandatory accessories as directed by KSEB /Electrical Inspectorate etc including cost and conveyence of all materials, fixing charges etc complete as per the direction of engineer in charge.

OD169192/2024-2025:Wiring for circuit/ submain wiring alongwith earth wire with the following sizes of FRLS PVC insulated copper conductor, single core cable in surface / recessed medium class PVC conduit as required 4 X 10 sq. mm + 2 X 6 sq. mm earth wire

OD169191/2024-2025:Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed medium class PVC conduit, with piano type switch, phenolic laminated sheet, suitable size M.S. box and earthing the point with 1.5 sq.mm. FRLS PVC insulated copper conductor single core cable etc as required. GROUP-B

OD169190/2024-2025:Supplying and Installation, testing and commissioning of pre-wired, fluorescent fitting /compact fluorescent fitting of all types, complete with all accessories and tube etc

OD183640/2024-2025:Supplying and fixing 1200 mm sweep good quality celing fan as per the direction of engineer in charge.

OD169189/2024-2025:Earthing with G.I. earth pipe 4.5 metre long, 40 mm dia including accessories, and providing masonry enclosure with cover plate having locking arrangement and watering pipe etc. with charcoal/ coke and salt as required

SUPPLY, ERECTION AND COMMISSIONING OF VT PUMP SETS

OD169188/2024-2025:Supply, erection and commissioning of VT pump set with the following specification - (1) Pump - Supply, erection, testing and commissioning of KWA Prequalified reputed make Centrifugal pump set with Bronze/SS impeller, SS shaft and CI pump casing with suitable type base plate with coupling, coupling guard foundation bolts & nuts etc. complete suitable for coupling the pump and motor above the base plate etc.complete including providing suitable type SS strainer at suction side, concrete foundation including cost of cement sand and metal etc. complete. The duty condition it as follows:-Discharge – 17.36 LPS, Total head - 75 mtrs, Suction head – 12.00 mtrs, Length of the column pipe – 12.00 mtrs. Alternatively the inlet & outlet levels,type,size & length of plumping main etc. can be given. Modification may done for monoblock pump sets. (2) Motor - Supply, erection, testing and commissioning of KWA Prequalified reputed make horizontal solid shaft foot mounted TEFC squirrel cage induction motor suitable for the above pump working 3 phase 50 Hz AC supply, working voltage 415 V.The motor shall confirm to EEF1/IS 325 including providing suitable concrete foundation including cost of cement sand and metal etc.. Flexible coupling shall be used for coupling of pumps and motors. RPM:-1450 3. Starter Supply , erection, testing and commissioning of suitable rating soft starter suitable for the above motor with over voltage and under voltage protection, single phase preventer, overload relay with motor protection relay with main contractor and bypass contractors And shall conform to the prevailing CEA regulations and other standards and code of practice etc. complete.. 4.Panel board (suitable for operating two pump sets but one pump set at a time) Supply , erection, testing and commissioning of cubical type floor mounted MS fabricated dust and vermin proof common control panel board consisting of 1 No. suitable capacity MCCB as incomer and 2 Nos. suitable capacity MCCB as outgoing (the two MCCBs are interlocking with each other ) providing suitable size Aluminium bus bar inter connect the above MCCBs and fitted with 3 Nos. of indicator lamps, 1 No. voltmeter with selector switch, 1 No. Ammeter with selector switch etc. Complete and provided with a common earth bus for the entire panel and interconnect with the MCCBs as per IE rules and code of practice. The panel shall be fitted on a common base frame on suitable foundation 5. Cabling work-Supply, laying ,testing and commissioning of suitable size XLPE cables for the above pump set from panel board to starter and from starter to motor. Considering energy conservation. 6. Earthing - Supply of all materials and providing suitable earthing by using suitable size pipe/plate earthing GI/ copper strip buried in ground and giving double earthing to motor, starter, panel board etc.as per IE standards. 7.Capacitor - Supply ,erection ,testing and commissioning of heavy duty APP capacitor for the motor to get a power factor above 0.95. The capacitor shall confirm to IS 2834 8. Valves - Supply of suitable size best quality heavy duty ISI marked CI double flanged sluice valve and Non return valve with suitable pressure rating. Fitting of valves shall include proper RCC support especially for Non return valves. In case of positive suction pump set sluice valve should be in suction as well as delivery sides for easy repair works. 9. Suction and delivery pipe connections - Supply and fitting of suitable size best quality GI/MS pipe of thickness not less than 8 mm for a total length of 10 M. suitable for the above pump set and suitable size foot valve and connecting the suction pipe and valve with suitable flanges, nut and bolts IR sheet etc. complete and connecting the delivery side of the pump with the valve and suitable specials to connect with the pumping main including 2 year warranty for pump set and accessories from date of commissioning of pump set. If the dia of suction pipe is above 80 mm CI pipes & specials shall be provided.