Kerala Water Authority Tender

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)

5.37.1:Providing and laying in position ready mixed M-25 grade concrete for reinforced cement concrete work, using cement content as per approved design mix, manufactured in fully automatic batching plant and transported to site of work in transit mixer for all leads, having continuous agitated mixer, manufactured as per mix design of specified grade for reinforced cement concrete work including pumping of R.M.C. from transit mixer to site of laying, excluding the cost of centering, shuttering finishing and reinforcement including cost of 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 the Engineer - in -charge. Note:- Cement content considered in this item is @330 kg/cum. Excess /less cement used as per design mix is payable/recoverable separately.All wiork upto plinth level

4.12:Extra for providing and mixing water proofing material in cement concrete work in doses by weight of cement as per manufacturer's specification .

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

5.9.1: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.

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

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.

22.23.1:Providing and applying integral crystalline slurry of hydrophilic in nature for waterproofing treatment to the RCC structures like retaining walls of the basement, water tanks, roof slabs, podiums, reservior, sewage & water treatment plant, tunnels / subway and bridge deck etc., prepared by mixing in the ratio of 5 : 2 (5 parts integral crystalline slurry : 2 parts water) for vertical surfaces and 3 : 1 (3 parts integral crystalline slurry : 1 part water) for horizontal surfaces and applying the same from negative (internal) side with the help of synthetic fiber brush. The material shall meet the requirements as specified in ACI-212-3R-2010 i.e by reducing permeability of concrete by more than 90% compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The crystalline slurry shall be capable of self-healing of cracks up to a width of 0.50mm. The work shall be carried out all complete as per specification and the direction of the engineerin- charge. The product performance shall carry guarantee for 10 years against any leakage.For vertical surface two coats @0.70 kg per sqm

22.23.2:Providing and applying integral crystalline slurry of hydrophilic in nature for waterproofing treatment to the RCC structures like retaining walls of the basement, water tanks, roof slabs, podiums, reservior, sewage & water treatment plant, tunnels / subway and bridge deck etc., prepared by mixing in the ratio of 5 : 2 (5 parts integral crystalline slurry : 2 parts water) for vertical surfaces and 3 : 1 (3 parts integral crystalline slurry : 1 part water) for horizontal surfaces and applying the same from negative (internal) side with the help of synthetic fiber brush. The material shall meet the requirements as specified in ACI-212-3R-2010 i.e by reducing permeability of concrete by more than 90% compared with control concrete as per DIN 1048 and resistant to 16 bar hydrostatic pressure on negative side. The crystalline slurry shall be capable of self-healing of cracks up to a width of 0.50mm. The work shall be carried out all complete as per specification and the direction of the engineerin- charge. The product performance shall carry guarantee for 10 years against any leakage.For horizontal surface one coat @1.10 kg per sqm.

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

10.16.2:Steel work in built up tubular (round, square or rectangular hollow tubes etc.) trusses etc., including cutting, hoisting, fixing position and applying a priming coat of approved steel primer, including welding and bolted with special shaped washers etc. complete.Hot finished seamless type tubes

10.19:Providing and fixing mild steel round holding down bolts with nuts and washer plates complete.

12.1.1:Providing corrugate G.S. sheet roofing including vertical/ curved surface fixed with polymer coated J or L hooks, bolts and nuts 8 mm diameter with bitumen and G.I. limpet washers or with G.I. limpet washers filled with white lead, including a coat of approved steel primer and two coats of approved paint on overlapping of sheets complete ( up to any pitch in horizontal / vertical or curved surfaces), excluding the cost of purlins, rafters and trusses and including cutting to size and shape wherever required.1.00 mm thick with zinc coating not less than 275 gm/m2

13.62.1:Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade:Two or more coats on new work over an under coat of suitable shade with ordinary paint of approved brand and manufacture .

Cost For Design, Construction, Testing and Commissioning of 20 kLD STP - Mechanical Equipment and Piping Works

OD47419/2024-2025:Supply and fixing of SS 304 bar Screen using 10 mm SS Road, 6 mm opening with handle, frame Size: 0.600 x 1.0M

OD47430/2024-2025:Sludge Grinder Pump (Lifting) Submersible. Supply, installation, and commissioning of submersible sludge grinder pump suitable for 415 volts, 3 phase 50 HZ. A/c supply, complete with non-return valves, fittings etc. as required. self priming monoblock pump, Approved Make Capacity -1.5m3/hr, Head- 6-10 M Power - 1 hp,3 Phase Solid handling - 20 MM, Approved Make

OD47443/2024-2025:Fine Bubble Air Diffuser (Disk Type )grid - 12" dia and 5m3/hr discharge rate, Approved Make

OD47546/2024-2025:Providing, fixing & commissioning of Twin lobe type rotary air blowers, casing –CI, shaft-Alloy Steel, capable of delivering 34cum/hr (each) of free air coupling to a 1.5hp TEFC motor of suitable HP suitable for 415 ± 10% volts, 3 phase, 0 cycles A/C supply complete with following accessories installed in existing RCC foundation with suitable size foundation bolts complete as required. Approved Make

OD47574/2024-2025:MBBR Media Specification of MBBR Modules. 5 M3. Size and type : Corrugated virgin PP modules of as per manufactures Specification Total surface are coverage -500.m2/m3. Approved Make

OD47606/2024-2025:Mixed Liquor return pump Supply, installation, and commissioning of self priming monoblock pump set with CI body, CI impeller, coupled with totally enclosed fan cooled induction motor mounted on common structural base plate with all pump accessories complete as per specifications inclusive rubber vibration eliminators motor suitable for 415 volts, 3 phase 50 HZ. A/c supply, complete with non-return valves, fittings etc. as required. self priming monoblock pump Capacity -1.5m3/hr, Head- 6-10 M Power - 1 hp,3 Phase Solid handling - 20 MM, Approved Make.

OD47611/2024-2025:RAS/SAS Pump Supply, Installation, and commissioning of submersible sewage pump set with motor suitable for 415 volts, 3 phase 50 HZ. A/c supply, complete with non-return valves, fittings etc. as required. Submersible sewage pump. Capacity -1m3/hr, Head- 5M-8m, Power - 0.5 hp,3 Phase Solid handling - 20 MM Make: KIRLOSKAR / CROMPTON/ KSB (Submersible - 0.35 M3/Hr @ 5 M head). Approved Make

OD47618/2024-2025:Supply, installation, and commissioning of vertical self supporting Multi grade Sand Filter shall be constructed of Fiber Reinforced Plastic as per manufacture standard. The inner distribution system and the under bed draw off system shall be of Hub & Lateral type/Riser tube with distributor on top & bottom strainers of Polypropylene materials. Filter shall be supplied with initial charge of Filter media like special graded sand with supporting media like silex, gravel etc. The filter shall complete with pressure gauge at inlet & outlet, sample cock PVC face piping/interconnected piping & multiport valves required for Back wash & by pass arrangement and all necessary accessories complete as required.Multi grade pressure sand filter Make-OES/UTC/ Innovative technologies Flow rate per filter:1 Cum/hr.Vessel Size 0.4 m Diameter with 1.5 m shell height

OD47619/2024-2025:Installation, and commissioning of open well submersible pump set with motor suitable for 415 volts, 3 phase 50 HZ. A/c supply, complete with non-return valves, fittings etc. as required. Submersible sewage pump. Filter Feed/Backwash Pump Capacity : 1 m3/hr 1 hp, 3 phase Head : 18 Mtrs Type of Pump: Horizontal monoblock pump, Approved Make.

OD48327/2024-2025:Sludge Dewatering Filter Press Supply, Fixing and commissioning of Sludge Filter Press 36" X 36" X 34 CHAMBERS PP RECESS PLATE TYPE WITH LOCK NUT TYPE HYDRAULIC CLOSING DEVICE WITH ONE SET FILTER CLOTH Poly dosing system 1 M3/Day (minimum)

OD48343/2024-2025:Static Mixer: Providing, fixing & commissioning of submersible mixer for Anoxic tank. The Mixer shall have suitable motor, CI casting & impeller, SS shaft, TEFC induction motor including lifting arrangement for the Mixer. complete as required. 0.25 Hp, 3 phase. RPM- 0-40 Type: Submersible Motor, Approved Make.

OD48344/2024-2025:Providing and fixing and commissioning of (Chlorination of water) electronic metering pump (with both frequency and stroke length controls to control the dosage rate between 10-100% of rated maximum capacity) virgin HDPE chemical grade tank of 30 ltr capacity, necessary injection fitting assembly foot valve cum strainer and suction and delivery tubing etc. up to the point of injection complete in all respects as required. Flow rate : 4 lph,1 phase HDPE Chemical Storage Jar capaciy-50L, Approved Make

OD73950/2024-2025:Supply of PVC Pipe, 12.5 Kg/cm2, 110mm Dia. including specials.

OD73951/2024-2025:Supply of PVC Pipe, 12.5 Kg/cm2, 90mm Dia. including specials.

OD73952/2024-2025:Supply of PVC Pipe, 12.5 Kg/cm2, 75mm Dia. including specials.

OD73953/2024-2025:Supply and fixing of Stainless Steel Pipe of 100mm dia.(114.3 mm outer dia. and SCH 40S) Including all conveyance charges, fixing etc. complete. Including necessary fittings and specials.

Cost For Design, Construction, Testing and Commissioning of 20 kLD STP - Electrical and and ICA Works

OD47454/2024-2025:VFD to Drive the grinder pump to maintain the level in the pit

OD48543/2024-2025:Level transmitter for the pump pit.

OD48542/2024-2025:VFD to drive the blower to maintain the oxygen level.

OD48541/2024-2025:DO analyser to measure the oxygen level in the MBBR aeration zones to control the VFD.

OD48540/2024-2025:DO analyser to measure the oxygen level in the Anoxic zones to control the MRR pump.

OD48539/2024-2025:VFD to drive the MRR pump for denitrification.

OD48538/2024-2025:Providing and fixing dust and vermine proof cubical type motor control panel centre for the various pumps, blower etc. required. It is fabricated from 1.6 mm thick CRCA sheet with stove enamelled finish. a. One incoming Main Four Pole MCCB with required capacity suitable rating. b. MCB one for each motor c. Fully automatic DOL / star delta starters suitable for different motors / pumps used in the STP. Up to 7.5 HP DOL may be used and above star/delta starter used with on/Off indicating lamps. d. Single phasing preventer for incoming lines. e.The panel shall be pre-wired with coded wiring. All interconnecting wiring from incoming main to switchgear, meters and accessories within the switchboard panel shall have suitable copper ferrules Make - As per OEM approved standard Make of Switchgear- L&T, Schneider,Siemens,

OD48537/2024-2025:ICA Cabin to accommodate UPS, controller and other components for automation and control.

OD48536/2024-2025:Power Cable, Including supply, installation and termination of cables of suitable size as per HP of all pumps with all structural supports, clamps a as per approved design/specifications, installation will be as per relevant Indian standard and specification along with control cable of suitable size.(1 lot). Any other electrical and mechanical item required to complete the work. Approved Make.

OD48535/2024-2025:Signal/LV Cable.

OD48534/2024-2025:Controller with programme.

OD48533/2024-2025:UPS

OD48532/2024-2025:Annunciator panel to indicate required alarms and indications for each equipment status.

Cost for O and M for 5 years

OD47485/2024-2025:O and M requirement - Cost for Chemical and consumables for 5years

OD165485/2024-2025:Cost of O&M for 5 years - Manpower