Kerala Water Authority Tender

15.3:Demolishing R.C.C. work manually / by mechanical means including stacking of steel bars and disposal of unserviceable material with in 50 metres lead as per direction of Engineer -in-Charge.

15.7.1: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 mud mortar

15.9.2:Demolishing stone rubble masonry manually / by mechanical means including stacking of serviceable material and disposal of unserviceable material within 50 metres lead as per direction of Engineer -in- Charges:In cement mortar

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

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

100.1.5:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth up to 1.5m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm 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, in Ordinary Rock.

100.2.8:Excavating trenches of required width for pipes, cables, etc., including excavation for sockets, and dressing of sides, ramming of bottoms, depth exceeding 1.5m but not exceeding 3m, including getting out the excavated soil, and then returning the soil as required, in layers not exceeding 20cm in depth, including consolidating each deposited layer by ramming, watering, etc., and disposing of surplus excavated soil as directed, within a lead of 50m, in Medium Rock where Blasting is Prohibited.

100.14.5:Conveying and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS: 8329 excluding cost of pipes and specials: 300mm diameter Ductile Iron Class K-9 Pipes.

100.14.13:Conveying and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS: 8329 excluding cost of pipes and specials: 800mm diameter Ductile Iron Class K-9 Pipes.

100.14.14:Conveying and laying S&S Centrifugally Cast (Spun) / Ductile Iron Pipes conforming to IS: 8329 excluding cost of pipes and specials: 900mm diameter Ductile Iron Class K-9 Pipes.

18.70.5:Providing push - on-joints to Centrifugally (Spun) Cast Iron Pipes or Ductile Iron Pipes including testing of joints and including the cost of rubber gasket:300 mm dia pipe

18.70.13:Providing push - on-joints to Centrifugally (Spun) Cast Iron Pipes or Ductile Iron Pipes including testing of joints and including the cost of rubber gasket:800 mm dia pipes

18.70.14:Providing push - on-joints to Centrifugally (Spun) Cast Iron Pipes or Ductile Iron Pipes including testing of joints and including the cost of rubber gasket:900 mm dia pipes

100.19.3:Providing flanged joints to double flanged CI/DI pipes and specials, including testing of joints: 800mm Diameter Pipe.

100.19.4:Providing flanged joints to double flanged CI/DI pipes and specials, including testing of joints: 900mm Diameter Pipe.

100.22.3:Labour for cutting C.I. pipe with steel saw: 800mm diameter C.I. pipe.

100.22.4:Labour for cutting C.I. pipe with steel saw: 900mm diameter C.I. pipe.

18.83.7:Labour for cutting C.I. pipe with steel saw.300 mm diameter C.I. pipe

100.35.5:Testing 300mm DI/CI pipeline with potable water to the required test pressure. 300 mm dia Observed Data derived from item no.1023 of PHED DATA

100.35.13:Testing 800mm DI/CI pipeline with potable water to the required test pressure. 800 mm dia Observed Data derived from item no.1032 of PHED DATA

100.35.14:Testing 900mm DI/CI pipeline with potable water to the required test pressure. 900 mm dia Observed Data derived from item no.1033 of PHED DATA

2.16.2:Close timbering in trenches including strutting, shoring and packing cavities (wherever required) complete (Measurements to be taken of the face area timbered).Depth exceeding 1.5 m but not exceeding 3 m

100.8.1:Fencing one side of trenches, 1.50m height with two rows of 10cm plastic caution tape in vertical casuarina pole (girth 15cm to 24cm) fixed at 2m intervals.

100.8.2:Fencing 1.50m high with two rows of casuarina poles (girth 15cm to 24cm) tied with coir yarn on vertical casuarina pole (girth 15cm to 24cm) fixed at 1.5m intervals.

4.1.3:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand (zone-III) : 4 graded stone aggregate 20 mm nominal size)

100.31.2.1: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): 80mm diameter, Class II.

100.31.2.4: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): 150mm diameter, Class II.

100.31.2.5: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): 200mm diameter, Class II.

100.31.2.10: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): 450mm diameter, Class II.

100.31.2.11: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 II.

100.31.2.15: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): 800mm diameter, Class II.

100.31.2.16: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): 900mm diameter, Class II.

18.59.2:Providing and fixing C.I double acting air valve of approved quality with bolts, nuts, rubber insertion etc. complete ( The tail pieces, tapers etc. if required will be paid separately):80 mm dia

100.32.6:Conveying and fixing C. I. Double Acting Air Valve of approved quality with bolts, nuts, rubber insertions etc., complete, but excluding the cost of air valve (tail pieces, if required, will be paid separately): 150mm Double Acting Air Valve.

OD132140/2024-2025:Construction of granular sub- base by Providing close graded Material conforming to specifications, mixing in a mechanical mix plant at OMC, Carriage of mixed material by tippers to work site, for all leads & lifts, spreading in uniform layers of specified thickness with motor grader on prepared surface and compacting to achieve the desired density, complete as per specifications and directions of Engineer-in- Charge.With Material conforming to Grade - I ( size range 75 mm to 0.075 mm)

OD132141/2024-2025:Conveying and stacking removed quantity of earth from the pipe laid portion of the road upto appx; 5Km from the site including hire charges of Truck, loading, unloading and stacking etc complete as per direction.

OD132142/2024-2025:GIS mapping, Drawings soft copy and hard copy submitted on each bill, and finally submitted the full data.GIS mapping coordinates of regular intervals regarding sizes and locations of pipes, valves, and other all attributes in order to proper asset management and future servicing of the system and in order to upload in Google map.Drawings soft copy and hard copy(4Nos) with final bill .As per the Circular issued by the CE)SR) The GIS map soft copy and hard copy to be submitted to Jalabhavan (GIS wing) through the concerned EE in order to upload to the web site

OD132143/2024-2025:Extra Conveying S&S centrifugally cast DI pipes conforming to IS: 1536, excluding cost of pipe and specials: 800 mm diameter pipes from yard to work site

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.

100.7.3:Bailing out water with engine and pump set above 10HP up to 20HP 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.

Appendix - A - 2 - Constructing Valve Chamber

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

2.9.1:Excavation work 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 soils as directed, within a lead of 50 m.Ordinary rock

2.26.2:Extra for every additional lift 1.5 m or part there of in excavation / banking excavated or stacked materials.Ordinary or hard rock

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)

4.1.3:Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level:1:2:4 (cement : 2 coarse sand (zone-III) : 4 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

OD132139/2024-2025:Supplying and fixing C.I man hole cover with frame for manholes:560 mm diameter ( heavy duty) the weight to be not less than 208 kg.

6.2.2:Brick work with common burnt clay modular bricks of class designation 7.5 in foundation and plinth in:Cement Mortar 1:6 (1 cement : 6 coarse sand)

7.2.1:Random rubble masonry with hard stone in superstructure above plinth level and upto floor five level, including leveling up with cement concrete 1:6:12 (1 cement : 6 coarse sand : 12 graded stone aggregate 20 mm nominal size) at window sills, ceiling level and the like.Cement mortar 1:6 (1 cement : 6 coarse sand)

Appendix - A - 3 - Cost of Meterials

100.98.119:Supply of DI K9 Pipe Conforming to IS 8329/2000, 300mm Dia.

100.98.127:Supply of DI K9 Pipe Conforming to IS 8329/2000, 800mm Dia.

100.98.128:Supply of DI K9 Pipe Conforming to IS 8329/2000, 900mm Dia.

100.98.452:Supply of CI Air Valve with Flanges, Conforming to IS 14845 - 2000, Kinetic Air Valve Type DS1, Size 150mm.

100.98.450:Supply of CI Air Valve with Flanges, Conforming to IS 14845 - 2000, Kinetic Air Valve Type DS1, Size 80mm.

100.98.460:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 150mm.

100.98.461:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 200mm.

100.98.466:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 450mm.

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

OD132137/2024-2025:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 900mm.

OD132138/2024-2025:Supply of CI Double Flanged Sluice Valve Conforming to IS 14846 - 2000, Sluice Valve with Cap PN 1.6, Size 800mm.

18.68.1:Providing and laying D.I specials of class K - 12 suitable for push - on jointing as per IS : 9523 :Upt 600 mm dia

18.68.2:Providing and laying D.I specials of class K - 12 suitable for push - on jointing as per IS : 9523 :Above 600 mm dia

18.69.1:Providing and laying D.I Specials of Class K - 12 suitable for mechanical jointing as per IS : 9523 :Upto 600 mm dia

18.69.2:Providing and laying D.I Specials of Class K - 12 suitable for mechanical jointing as per IS : 9523 :Above 600 mm dia

100.37.17.1:In situ fabrication of M.S. pipes of size 800mm (I.D.) using 8mm thick M.S. plate including cost and conveyance charges of M.S. plate, all fabrication charges, charges of painting the steel work with two or more coat deluxe multi surface paint to give an even shade over an under-coat of primer etc., complete.

100.37.17.2:Fabricating M.S. flanges of diameter 800mm using 16mm thick M.S. plate including cost and conveyance charges of M.S. plate, all fabrication charges, charges of painting the steel work with two or more coat deluxe multi surface paint to give an even shade over an under-coat of primer etc., complete: For pipes fabricated with 8mm thick M.S. plates.

100.37.17.3:Cutting 800mm (I.D.) M.S. pipes for making bends and other specials by gas cutting including cost of gas, all labour and hire charges of tools etc., complete: For pipes fabricated with 8mm thick M.S. plates.

100.37.17.4:Welding 800mm (I.D.) M.S. pipes for making bends and other specials by gas/electric welding machine including cost of gas and welding rods, all labour and hire charges of tools etc., complete: For pipes fabricated with 8mm thick M.S. plates.

100.37.17.5:Grinding cut and weld edges of 800mm (I.D.) M.S. pipes during fabrication work including all labour and hire charges of tools etc., complete: For pipes fabricated with 8mm thick M.S. plates.

100.37.18.1:In situ fabrication of M.S. pipes of size 900mm (I.D.) using 8mm thick M.S. plate including cost and conveyance charges of M.S. plate, all fabrication charges, charges of painting the steel work with two or more coat deluxe multi surface paint to give an even shade over an under-coat of primer etc., complete.

100.37.18.2:Fabricating M.S. flanges of diameter 900mm using 16mm thick M.S. plate including cost and conveyance charges of M.S. plate, all fabrication charges, charges of painting the steel work with two or more coat deluxe multi surface paint to give an even shade over an under-coat of primer etc., complete: For pipes fabricated with 8mm thick M.S. plates.

100.37.18.3:Cutting 900mm (I.D.) M.S. pipes for making bends and other specials by gas cutting including cost of gas, all labour and hire charges of tools etc., complete: For pipes fabricated with 8mm thick M.S. plates.

100.37.18.4:Welding 900mm (I.D.) M.S. pipes for making bends and other specials by gas/electric welding machine including cost of gas and welding rods, all labour and hire charges of tools etc., complete: For pipes fabricated with 8mm thick M.S. plates.

100.37.18.5:Grinding cut and weld edges of 900mm (I.D.) M.S. pipes during fabrication work including all labour and hire charges of tools etc., complete: For pipes fabricated with 8mm thick M.S. plates.

Appendix - B. Supply,Erection and Commissioning of 2 Nos Centrifugal Pump sets at Edackadu sump cum pump house

OD132145/2024-2025:1. Supply , erection,testing , trial run and commissioning of centrifugal pump set with following specifications<br>1. Pump<br>Supply, erection , testing and commissioning of KWA pre qualified 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 pump and motor above the base plate etc. complete including providing suitable foundation including cost of cement, sand and netal etc. complete. <br>The duty condition is as follows<br>Discharge - 69.68 lps.Total head 71m Supply, erection , testing and commissioning of KWA pre qualified 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 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 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, Design, fabrication, erection, testing and commissioning of Cubicle 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. of suitable capacity MCCB as out going(the two MCCBs are interlocking with each other) providing suitable size aluminium bus bar to interconnect the above MCCBs and fitted with 3 Nos. of indicator lamps, 1 No. volt meter 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. <br>5. Cabling work<br>Supply, erection , testing and commissioning of suitable size XLPE cables for the above pump set 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 or plate earthing GI/copper strip buried in ground and giving double earthing to motor, starter, panel board etc. as per 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 conform 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 connections<br>Supply and fitting of suitable size best quality M.S pipe of thickness not less than 8 mm for a total length of 10.00m suitable for the above pump set and connecting the suction pipe and valve with suitable flanges nut & bolts IR sheets etc. complete and connecting the delivery side of pump with the valves and suitable specials to connect with the pumping main.If the dia. of suction pipe is above 80mm, CI pipes and specials shall be provided. Efficiency of pumpset should be minimum 70%. 2 year full replacement warranty.As per KWA cirular about pumps and motor.

OD132146/2024-2025:Supplying , providing ,trial run and commissioning 300mm electro - magnetic flow meter conforming to protection level of IP - 68 for Flow sensor and IP - 67 for transmitter and having an accuracy level of 0.5% with LED/LCD Display unit. The flow meter should have the housing (flow sensor) to be made of SS 304/ Carbon Steel with anti corrosive protection and inside liner to be made up of Hard Rubber / neoprene all confirming to drinking water standards. The flow meter should be coupled with HARD for data acquisition and transfer through GSM. The manufacturers should have the calibration standards as per ISO 17025 and the product shall have sufficient warranty provisions.including cost of specials .Test certificate from FCRI Palakkad.

OD132147/2024-2025:Design,supply,testing and commissioning of 300mm surge arrester with by pass arrangements.Maximum Allowable Working Pressure (MAWP): 150 psi Surge Pressure Capacity: 300 psi (for safety margin) Operating Temperature Range: 10°C to 60°C (14°F to 140°F) Material: Body: Stainless Steel 316 or Carbon Steel Bladder: Nitrile Rubber (suitable for water) Piston: High-Strength Aluminum or Stainless Steel (for piston-type) Volume Capacity: 30 litres (to be adjusted based on pipeline analysis) Response Time: < 10 milliseconds End Connections: ANSI 300 Flanged Connections

Construction of compound wall for Sump at Edakkad Market

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

4.1.6: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)

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)

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)

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

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

13.33.1:Pointing on stone work with cement mortar 1:3 ( 1 cement : 3 fine sand):Flush/ Ruled pointing