Kerala Water Authority Tender

100.55.5:Removing filter media from the filter beds without making any damages to the existing structures and back manifolds and stacking at a safe and convenient place for segregation process and as per the directions of the department officers etc. complete.

18.12.5:Providing and fixing G.I. pipes complete with G.I fittings including trenching and refilling etc. External work40 mm dia nominal bore

OD32582/2024-2025:Supplying and fixing 80 mm pipe (medium) for air pipe of filter bed

OD32598/2024-2025:Supply and fixing of 80 mm GI Flange with rubber gasket, bolt and nuts etc. including all charges for air pipe of filter bed

4.1.2:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:1/2:3 (cement : 11/2 coarse sand : 3 graded stone aggregate 20 mm nominal size)

14.1.2:Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground within 50 meters lead:Cement mortar 1:4 ( 1 cement: 4 coarse sand)

100.9.6: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): 63 mm nominal outside diameter pipes.

100.98.234:Supply of PVC Pipe, 10kg/cm2, 63mm Dia.

OD32652/2024-2025:Cost of specials ,63 mm PVC ,10kg

OD32676/2024-2025:Proving 10mm dia holes 10cm c/c two raw of perforated 63mm PVC pipe for filtering arrangements.

100.55.6:Cleaning, drying and seiving the removed filter media and stacking the dismantled pebbles for reuse and spreading in the filter box in layers as per specifications and as per directions of the department officers.

100.55.3:Supplying of 20 to 40 mm pebble (pebbles shall be hard, clean, free from clay, dust and other impurities), stacking in standard heaps for measurement including cost, conveyance up to 5 km and labour charges for stacking, spreading, testing and as per directions of the department officers etc. complete and as per CPHEEO specification.

100.55.2:Supplying of 12 to 20mm size pebble (pebbles shall be hard, clean, free from clay, dust and other impurities), stacking in standard heaps for measurement including cost, conveyance up to 5km and labour charges for stacking, spreading, testing and as per the directions of the department officers etc complete and as per CPHEEO specification.

100.55.1:Supplying of 2 to 6 mm and 6 to 12 mm size fine pebble (pebbles shall be hard, clean, free from clay, dust and other impurities), stacking in standard heaps for measurement including cost, conveyance up to 5 km and labour charges for stacking, spreading, testing and as per the directions of the department officers etc. complete as per CPHEEO specifications.

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.

18.19.6.1:Providing and fixing gun metal non-return valve of approved quality (screwed end): 80 mm nominal boreHorizontal

100.31.1.6:Conveying and fixing C.I. sluice valves (with cap) by providing bolts, nuts, rubber insertions etc., complete, but excluding the cost of the valve (tail pieces, if required, will be paid separately): 250mm diameter, Class I.

100.98.462:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 250mm.

100.31.1.7:Conveying and fixing C.I. sluice valves (with cap) by providing bolts, nuts, rubber insertions etc., complete, but excluding the cost of the valve (tail pieces, if required, will be paid separately): 300mm diameter, Class I.

100.98.463:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 300mm.

100.31.1.11:Conveying and fixing C.I. sluice valves (with cap) by providing bolts, nuts, rubber insertions etc., complete, but excluding the cost of the valve (tail pieces, if required, will be paid separately): 500mm diameter, Class I.

100.98.467:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 500mm.

11.36:Providing and fixing I st quality ceramic glazed wall tiles conforming to IS : 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer -in-Charge, in skirting, risers of steps and dados, over 12 mm 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 mixed with pigment of matching shade complete.

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)

14.50.2:Painting ( two or more coats) on rain water, soil, waste and vent pipes and fittings with aluminium paint of approved brand and manufacture over a priming coat of ready mixed zinc chromate yellow primer on new work:100 mm dia metre pipes

14.54.1:Painting with synthetic enamel paint of approved brand and manufacture of required colour to an give even shade:One or more coats on old work

OD32984/2024-2025:Supply, Erection, Testing and Commissioning of KWA reputed make Centrifugal Pump sets with the following specifications (As per the Proceedings of the MD, KWA No: KWA/HO/SP-333/2014,Dtd:18.03.2016)<br>1. Pump<br>Supply, erection, testing and commissioning of KWA prequalified reputed make Centrifugal pump sets 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 the pump and motor above the base plate etc. complete including providing suitable concrete foundation including cost of cement, sand and metal etc complete.<br>The duty condition is as follows "Discharge : 17 LPS Total Head : 25 m. Suction Head : 4 m Length of suction pipe : 10 m. 2. Motor<br>Supply, Conveyance, 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 phase50Hz AC supply, working voltage 415 V. The motor shall conform to EEFI/ IS 325 including providing suitable concrete foundation including cost of cement, sand and metal etc. complete. Flexible coupling shall be used for coupling of pumps and motors.<br>3. Starter.<br>Supply, erection , Testing and commissioning of suitable rating (Fully Automatic starter with air break contact for less than 5 HP and for above 100 HP FCMA starters to be used.) starter suitable for the above motor with over voltage and under voltage protection, single phase preventer, over load relay with motor protection relay with main contactor and bypass contactor as per IE rules and code of practice etc. Complete.<br>4. Panel board (suitable for operating two pump sets but one pump set at a time)<br>Supply erection, Testing and commissioning of cubicle type floor mounted MS fabricated dust and vermin proof common control panelboard consisting of 1 No. suitable capacity MCCB as incomer and 2Nos of suitable capacity MCCB as out going (the two MCCBs are interlocking with each other) providing suitable size Aluminum bus bar inter connect the above MCCBs and fitted with 3 Nos of indicator lamps, 1No. volt meter with selector switch, 3Nos.Ammeter 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. (Specification may be modified if there is only one pump set by changing 2 Nos of outgoing as one outgoing and the provision of interlocking may be avoided)<br>5.Cabling work <br>Supply, laying, testing and commissioning of suitable size XLPE Cable for the above pump set from panel board to starter and from starter to motor considering energy conservation.<br>6.Earthing<br>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 asper IE standards.<br>7. Capacitor<br>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.<br>8.Valves<br>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.<br>9. Suction and Delivery pipe connection<br>Supply and fitting of suitable size best quality GI/MS pipe of thickness not less than 8 mm for a total length of10M suitable for the above pump set and suitable size foot valve and connecting the suction pipe and valve with suitable flanges, nuts and bolts, IR sheets etc. complete and connecting the delivery side of the pump with the valves and suitable specials to connect with the pumping main. If the dia. of suction pipe is above 80 mm, CI pipes & specials shall be provided.<br><br>10. The guarantee period is 2 years and the rate includes cost for maintaining the pump set during the guarantee period of 2 years.

Plastering, Painting and other renovation work

14.43:Removing white or colour wash by scrapping and sand papering and preparing the surface smooth including necessary repairs to scratches etc. complete.

13.85.3:Applying priming coats with primer of approved brand and manufacture, having low VOC ( Volatile Organic Compound) content.With water thinnable cement primer on walls surface having VOC content less than 50 grams / litre

14.53.1:Wall painting with plastic emulsion paint of approved brand and manufacture to give an even shade:One or more coats on old work

14.5.1:Renewing glass panes, with putty and nails wherever necessary including racking out the old putty :Float glass panes of thickness 4 mm

13.50.1:Applying priming coat:With ready mixed pink or Grey primer of approved brand and manufacture on wood work (hard and soft wood)

14.52.1:Painting with oil type wood preservative of approved brand and manufacture:Old work ( one or more coats)

14.54.1:Painting with synthetic enamel paint of approved brand and manufacture of required colour to an give even shade:One or more coats on old work

14.72:Providing and fixing double scaffolding system (cup lock type) on the exterior side, upto seven story hight made with 40 mm dia. M.S. tube 1.5 m centre to centre, horizontal & vertical tubes joining with cup & lock system with M.S. tubes, M.S. tube challies, M.S. clamps and M.S. staricase system in the scaffolding for working platform etc. and maintaining it in a serviceable condition for the required duration as approved and removing it there after. The scaffolding system shall be stiffened with bracings, runners, connection with the building etc wherever required for inspection of work at required location with essential safety features for the workmen etc. complete as per directions and approval of Engineer- in Charge. The elevational area of the scaffolding shall be measured for payment purpose. The payment will be made once irrespective of duration of scaffolding. Note:- This item to be used for maintenance work judicially, necessary deduction for scaffolding in the existing item to be done .

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

100.98.1007:Engaging Beldar

15.56:Dismantling old plaster or skirting raking out joints and cleaning the surface for plaster including disposal of rubbish to the dumping ground within 50 metres lead.

15.2.2:Demolishing cement concrete manually / by mechanical means including disposal of material within 50 metres lead as per direction of Engineer - in-Charge.Nominal concrete 1:4:8 leaner mix ( including equivalent design mix)

14.1.2:Repairs to plaster of thickness 12 mm to 20 mm in patches of area 2.5 sq meters and under, including cutting the patch in proper shape, raking out joints and preparing and plastering the surface of the walls complete, including disposal of rubbish to the dumping ground within 50 meters lead:Cement mortar 1:4 ( 1 cement: 4 coarse sand)

15.60:Disposal of building rubbish/ malba/ similar unserviceable, dismantled or waste materials by mechanical means, including loading, transporting, unloading to approved municipal dumping ground or as approved by Engineer-in-charge, beyond 50 m initial lead, for all leads including all lifts involved

11.36:Providing and fixing I st quality ceramic glazed wall tiles conforming to IS : 15622 (thickness to be specified by the manufacturer), of approved make, in all colours, shades except burgundy, bottle green, black of any size as approved by Engineer -in-Charge, in skirting, risers of steps and dados, over 12 mm 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 mixed with pigment of matching shade complete.

11.37: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, in colours such as White, Ivory, Grey, Fume Red Brown, laid on 20 mm thick cement mortar 1:4 (1 Cement : 4 Coarse sand), including pointing the joints with white cement and matching pigment etc., complete.

11.41.2:Providing and laying vitrified floor tiles in different sizes (thickness to be specified by the manufacturer) with water absorption less than 0.08% and conforming to IS : 15622, of approved make, in all colours and shades, laid on 20 mm thick cement mortar 1:4(1 cement : 4 coarse sand), including grouting the joints with white cement and matching pigments etc., complete.Size of Tile 600 x 600 mm.

17.3.2:Providing and fixing white vitreous china pedestal type water closet (European type) with seat and lid, 10 litre low level white vitreous china flushing cistern & C.P. flush bend with fittings & C.I. brackets, 40 mm flush bend, overflow arrangement with specials of standard make and mosquito proof coupling of approved municipal design complete, including painting of fittings and brackets, cutting and making good the walls and floors wherever required :W.c. pan with ISI marked black solid plastic seat and lid

17.25.6:Providing and fixing white vitreous china wash basin including making all connections but excluding the cost of fittings:Surgeon type wash basin of 660x460 mm

17.10.2.2:Providing and fixing Stainless Steel A ISI 304 (18/8) kitchen sink as per IS 13983 with C.I. brackets and stainless steel plug 40 mm, including painting of fittings and brackets, cutting and making good the walls wherever required: Kitchen sink without drain board610x460 mm bowl depth 200 mm

16.68:Providing and laying 60 mm thick factory made cement concrete interlocking paver block of M - 30 grade made by block making machine with strong vibratory compaction, of approved size, design & shape, laid in required colour and pattern over and including 50 mm thick compacted bed of coarse sand, filling the joints with fine sand etc. all complete as per the direction of Engineer-in-charge.

Construction of Valve Chamber

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

4.1.5: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 20 mm 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

5.9.1: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.

5.22.6: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