Kerala Rural Water Supply And Sanitation Agency Tender

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)

5.1.2 : 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 :3 graded stone aggregate 20 mm nominal size

5.3 : Reinforced cement concrete work in beams, suspended floors, roofs, having slope up to 15sup0/sup landings, balconies, shelves, chajjas, lintels, bands, plain window sills, staircases and spiral stair cases up to floor five level excluding the cost of centering, shuttering, finishing and reinforcement, with1:1.5:3 (1 cement : 1.5 coarse sand (Zone III) : 3 graded stone aggregate 20 mm nominal size).

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) cube test result shoud be submitted

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

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

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

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

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

13.1.1 : 12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

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

13.60.1 : Wall painting with acrylic emulsion paint of approved brand and manufacture to give an even shade:Two or more coats on new work

Supply and installation best quality 100mm scour valve

Soil Testing (As per Bill)

SUPPLY AND INSTALLATION OF PUMPSET AND PUMPING MAIN

100.98.238 : Supply of uPVC Pipe, IS 4985: 2000 , 10kg/cm2, 140mm Dia.

100.1.1 : Excavating trenches of required width for pipes, cables, etc including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5 m, 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 (Ref. Item No. 2.10.1 of DSR)

100.9.10 : Laying UPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipe line to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipe line with water to the required test pressure (excluding cost of pipes and specials). 140 mm nominal outer dia pipes.

100.98.237 : Supply of uPVC Pipe, IS 4985: 2000 , 10kg/cm2, 110mm Dia.

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 pipe line to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipe line with water to the required test pressure (excluding cost of pipes and specials). 110 mm nominal outer dia pipes.

Supply and installation of pump set of 30m head and 15lps capacity including all accessories, wiring as per KSEB standards,earthing etc.

INFILTERATION GALLERY REFILLING

100.52.S.1 : Sub Data for providing Earth filled cement bags including cutting of the Earth, filling, conveying and placing in position.

2.6.1 : 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 disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil

100.7.1 : Bailing out water with 5 HP engine and pumpset including conveyance to the site, errection, dismantling and taking back of engine and pump, cost of fuel lubricating oil and other stores pay of staff etc. complete. NEW DATA (Prepared based on PHED SDB - Item No.1070

60.7.1 : DRY RUBBLE MASONRY _ Dry rubble without concrete levelling course masonry with good quality blasted rubble including packing to compactness to lines and levels cost and conveyance of all materials labour charges etc. complete as per direction of Departmental officers at site

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)

5.1.3 : 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:1:2:4 ( 1 cement : 2 coarse sand : 4 graded stone aggregate 20 mm nominal size)

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

4.3.1 : Centering and shuttering including strutting, propping etc. and removal of form work for:Foundations, footings, bases for columns

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

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

100.41.38 : Supplying, seiving, stacking and spreading Coarse sand (zone III) in the gallery trenches as per standard norms including cost of all materials.

100.98.227 : Supply of uPVC Pipe, IS 4985: 2000 , 8kg/cm2, 200mm Dia.

100.9.13 : Laying UPVC pipes of class 2 to class 6 and specials, lowering to the trenches already made, placing in position aligning the pipe line to the lines and levels and jointing the pipes and specials with solvent cement and testing the pipe line with water to the required test pressure (excluding cost of pipes and specials). 200 mm nominal outer dia pipes.

COMPOUND WALL

2.6.1 : 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 disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.All kinds of soil

2.7.1 : 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 disposal of excavated earth, lead up to 50 m and lift up to 1.5 m, disposed earth to be levelled and neatly dressed.Ordinary rock

50.6.7.1 : Laterate masonry with neatly dressed laterate stone of size 40x20x15cm or nearest size in cement mortar 1:6 for foundation and basement including all cost of materials, labour charges etc.

50.6.7.2 : Laterate masonry with neatly dressed laterate stone of size 40x20x15cm or nearest size in cement mortar 1:6 for super structure above plinth level up to floor two level including all cost of materials, labour charges etc.

13.1.1 : 12 mm cement plaster of mix:1:4 ( 1 cement : 4 fine sand)

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

13.60.1 : Wall painting with acrylic emulsion paint of approved brand and manufacture to give an even shade:Two or more coats on new work

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

supply and installation of best quality UV unit for Chlorination with capacity 15lps complete

Water Quality Test

Cleaning of well of diameter 6m and 5m depth complete including bailing out and sludge removal

Supply and fixing of 40 mm X 40mm weld mesh-80m2 area

Supplying and fixing MS ladder with hand rails all around and Support frame to fix the weld mesh in position and support of Alum HDPE Tank

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

od170940/2024_2025 : Supply and fixing weld mesh 50 mm x 50mm , 10 gauge.<br>

Tank to add Alum to aerator channel

18.48 : 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.

Pressure sand filter

a) Design, supply installation,and commissioning ( based on site conditions and as directed by the engineer in charge,) of PRESSURE SAND FILTER of dual media – Anthracite and sand packed in mild steel one or more Pressure vessels with FRP lining, Butterfly valves with complete base media and shall be complete with face piping, fittings,valves,filter media, under bed plate fitted with strainer, pressure gauges, cocks, manhole, hand hole, air vent system manufactured with good engineering practice having minimum thickness of 4mm, having manhole with cover for easy inspection at the top of the vessel and an opening provision for media removing arrangement at vessel bottom with dummy arrangement,and painting the vessel internally and externally with two coat epoxy paint over a two coats of primer ;finishing with synthetic enamel paint two coats, capable of discharging water at 14 LPS with a capacity to withstand the operating head of 30 meters with best quality ISI mark Butterfly valves for easy backwashing, rinsing and filtering with all necessary high quality filter media with sufficient filtering capacity capable of removing Turbidity of water two times as per the water quality test report of NTU to the permissible limit as per the BIS drinking water quality standards including all civil, mechanical and plumbing works by connecting to the existing pumping main with suitable size of 110 mm pvc 12.5kg/cm2 and 100 mm GI medium pipes(total=900m) and specials required to deliver water to the existing reservoir using existing pump. All auxiliary fittings including the nuts and bolts shall be made of mild steel. The vessel may be suitably positioned anywhere along the pumping main route in order to make the operation and maintenance easy. The total head loss due to the PSF supplied should not be more than 4 meters. The PSF should be designed with a capacity to withstand 1.5 times of the above given parameters of discharge & head The technical details of the filter unit including the complete dimensions and type of filter media used shall be annexed and include the fow diagram also. b) Operation and maintenance manual with guide lines for troubleshooting shall also be provided after commissioning of the filter (2 nos). c) The floor shall consist of 40mm thick concrete,The finished floor level of the treatment plant should be as per site condition with minimum of 60 cm higher than the natural ground level.The plinth protection shall be 0.15m higher than the Natural level ie the floor level of the water treatment plant will be 0.45m above plinth protection.A 1.0m wide plinth protection sloping to outside withcement concrete/interlocking pavers mix M135 with a thickness of 50 mm shall be provided all round the shed foundation.Suitable /necessary foundation for pumps and filters shall be provided.