Kerala Water Authority Tender

OD203535/2023-2024:Design, Construction & Commissioning of Flash mixer, Flocculator, Lamella clarifier flocculated water channel and other related components(lamella palte SS-304 with 0.7mm thick for a 4.50MLD Water Treatment Plant as per the site condition and as per the direction of Dept officers etc complete

OD203536/2023-2024:Design,construction and Providing, driving and installing driven cast-in-situ reinforced cement concrete piles of grade M-25 of specified diameter and length below the pile cap for Filter house and pump house

OD203537/2023-2024:Design, Construction & Commissioning of Filter house ( chemical store, alumn lime solution tank,blower room, chlorine room, for a 4.50MLD Water Treatment Plant as per the site condition and as per the direction of Dept officers etc complete

OD203538/2023-2024:Design and construction of common alum and lime effluent disposal for 4.50Mld water treatment plant - as per direction of dept.officers etc,complete.

OD203539/2023-2024:Design construction and commissioning of Sump for 4.50Mld treatment plant as per the direction of dept.officers etc.complete

OD220544/2023-2024:Design ,construction and commissioning of backwash water tank , for a 4.50MLD Water Treatment plant as per the direction of departmental officers etc. complete.

OD220545/2023-2024:Design ,Supply and providing filter media(Supply of filter sand ,, Fine pebbles,etc as per design in quantity required as per design, properly graded including Flow meter for 4.50 MLD Water Treatment plant

Associate Components of Treatment Plant

OD203528/2023-2024:Design, Construction & Commissioning of Water supply and sanitary arrangements for a 4.50MLD water Treatment Plant as per the site condition and as per the direction of Dept officers etc complete

OD203529/2023-2024:Design, Construction & Commissioning of Supply of lab equipments for 4.50MLD water treatment Plant as per the site condition and as per the direction of Dept officers etc complete

OD203530/2023-2024:Design, Construction & Commissioning of Mechanical Items for a 4.50MLD Water treatment Plant as per the site condition and as per the direction of Departmental officers etc complete. This shall include supply installation, testing, Trial run, commissioning of all mechanical item for which no separate provision has been made in the tender schedule including chlorine cylinder-3Nos with all statutory approval, under drain system etc ( Not specifically mentioned in the estimate)

OD203604/2023-2024:Design, Construction & Commissioning of Electrical Items including Transformer and Electrical Equipment's at WTP, and connected works for a 4.50MLD Water treatment Plant as per the site condition and as per the direction of Departmental officers etc complete. This shall include supply installation, testing, Trial run, commissioning of all electrical item for which no separate provision has been made in the tender schedule( Not specifically mentioned in the estimate)

OD247483/2023-2024:Supply installation testing, trial run and commissioning of 50kWp solar on grid plant with advanced Mono Perc Half Cut Solar panels, Structures to mount panels, DC cables and connectors DC junction Box, . AC junction Box , In and out meters,solar meter with Box, AC cables, Link/CB, TPN Box and all other electrical and mechanical accessories complete a sper the direction of departmental officers and in accordance with Inspectorate standards. All paperwork, statutory fees and allied works with the Electrical inspectorate and KSEB Limited for the approval and to be got approved by Electrical Inspectorate and KSEB Limited

OD203531/2023-2024:Design, Construction & Commissioning of Installation of Fire Hydrant for a 4.50MLD Water Treatment Plant as per the site condition and as per the direction of Dept officers etc complete

Back washwater reuse system-Settling tank

OD203526/2023-2024:Design, Construction and commissioning of a back wash water settling tank with all setting facility etc.

Furniture

OD205365/2023-2024:supplying Furniture like steel Almarah , table ,chair etc

Design Charges

OD205359/2023-2024:Design Charges WTP, recycling plant and connected works .-Design details (Design sheet)and submit the detailed drawings of all the components with hard and soft copy(3 Nos each )And also vetted from WASCON

site clearing ,Ground levelling and Landscaping work

OD203527/2023-2024:Ground leveling and site clearing,excess earth cutting ,Clearing jungle including uprooting of rank vegetation, grass, brush wood, trees and saplings,Landscaping, gardening, construction of drains etc.as per the direction of departmental officers.

Raw water and Clear water pumpset

OD205237/2023-2024:supply erection, testing, trial run and commissioning of VT pump set suitable for Madappally treatment plant with a speed of 1500 rpm or nearest as per IE/KSEI specification with non reversing arrangements with designed for discharge of 45lps against a head of 76m over all efficiency not less than 70% pump set of suitable VFD starter,NR valve/DF valve and supplying pressure meter and floor mounting type accessories inter locking arrangements copper bush /distribution, cubical type TPN switches, fuse unit volt meter with selector switches phase indicator lamp,and other requried componenet and fitting confirming to IE rules and IS specifications suitable for the above motor.The panel board shall have facilities and capacity of operating 2 nos of motor of required HP capacity. Supplying suitable gauge pvc insulated copper cable suitable size and cable termination materials such as cable socket cable box for working suitable HP motor as per IE/KSEI/KSEB specications including capable for bearing starting load for connecting meter board to panel board and panel board to starter and starter to motor and supplying column pipe and delivery pipe for connecting existing delivery line required length and size as per site condition and earthing material ,good quality power capacitor with ISI mark for the motor to maintain a power factor more than 0.95 which suitable for requried HP motor erection of pump set,motor with suction pipe and all other item supplied including all labour charge for the erection of pump set ,fixing the motor ,providing cable connection earthing all electric equipment as per IE rules and fixing power capacitor and fabricating Y type delivery pipe and connecting to 2 nos pump delivery pipe line including all welding charge etc and dismantling existing panel board and accessories if required for satisfactory commissioning of the pump set ,including all civil work such as providing foundation with foundation bolt in cc 1:1.5:3 using 20mm metal plastering etc including cost of cement,steel etc complete and taking trial run as per direction of departmental officers, warranty period of 2 years etc as per the direction of departmental officers

OD205277/2023-2024:Supply , erection, testing, Trial run and commissioning of CF pump set with the following specification - specification - 1. Pump - 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 types base plate with coupling, coupling guard, foundation bolts and nuts etc. complete including providing suitable concrete foundation including cost of material etc. complete. as per CEA regulation 2010 and present code of practice for for discharge of 52lps against a head of 80metre including 1 as stand by including cost of all required protection equipment with an efficiency not less than 70%, Suction head – positive suction, 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 on 3 phase 50 Hz Ac supply, working voltage 415V/3300 V(select suitable), 1500rpm. The motor shall confirm to Latest IE standards, including providing suitable concrete foundation, including cost of materials etc. complete for 3300 V motors digital motor protection. Relay shall be included in starter as per present IE rules. . Flexible coupling shall be used for coupling of pumps and motors 3. Starter. Supply erection testing and commissioning of suitable rating (Fully automatic starter with air break contact for less than 100 HP and for above 100 HP FCMA starter to be used) Here VFD Starter to be provided Starter suitable for the above motor with over voltage and under voltage protection, single phase preventor, overload relay with motor protection relay with main contactor and bye pass contactor as per IE rules and code of practice etc complete 4. Panel board - Supply , erection, testing and commissioning of cubical type wall mounted MS fabricated dust and vermin proof common control panel board consisting of 1 No. suitable capacity motor protection MCCB as incomer and and No of suitable capacity MCCB as outgoing 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 ,1 no. Ammeter with selector switch for measuring current in each phase etc. complete and provided with a common earth bus for the entire panel and inter connect 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 copper cables for the above pump set from panel board to starter and from starter to motor considering energy conservation for a total length of 10 M. 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. Capacitor should be connected to external contactor, and the capacitor shall confirm to IS 2834 8.Valves and Pressure gauges – Supply, Erection and commissioning of suitable size best quality heavy duty ISI marked CI double flanged Sluice Valve electrical actuator (capable of operating in Fully, Semiautomatic modes and also in manual mode), Non Return Valve and Pressure Gauges with suitable Pressure rating. Fitting of valves shall include proper RCC support. In case of positive suction pipes set sluice valve should be in suction as well as delivery sides for easy repair works. 9. Suction and delivery pipe connection - Supply and fitting of suitable size best quality MS pipe of shell thickness not less than 10 mm for a total 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 thr pump with the valves and suitable specials to connect the pumping main. If the dia of suction pipe is above 80 mm CI pipes and specials shall be provided. Efficiency of pumpset is not less than70 %. The guarantee period is two years with full replacement of above mentioned units . As per the order no. 9710/ae 15/2021/kwa dtd 8-2-2023

Operation and maintenance

OD205330/2023-2024:Operator

OD205335/2023-2024:Shift Assistant

OD205334/2023-2024:Sweeper Part Time

OD205331/2023-2024:chlorine tonner filling from TCL(transporting, filing cost , loading unloading etc.)-Refilling charges of empty Chlorine cylinders including transportation of empty Chlorine cylinders from WTP to TCL Kochi including all loading and unloading charges, transportation charges,etc. complete including cost of Chlorine gas as per the direction of the department officers

OD205332/2023-2024:Supply and delivery of Class IV Alum -With relevant IS specifications

OD205333/2023-2024:Supply and delivery of Hydrated lime as per specification

Construction of compound wall

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

4.1.8: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)

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.

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

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

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

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

13.1.1:12 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

10.25.2:Item Shifted to Sub head 14 as item 14.73 Item Shifted to head 14 as item 14.74 Steel work welded in built up sections/framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer using structural steel etc. as required.In gratings, frames, guard bar, ladder, railings, brackets, gates and similar works

Demolishing Existing structure

OD203520/2023-2024:Demolishing Existing civil structures including R.C.C. work manually / by mechanical means including stacking of steel bars, Brick masonry ,Doors and windows,stone masonry,GI pipes using double scaffolding systems if required and disposal of unserviceable materials as per the direction of Engineer -in-Charge

Approach road and Paver block Tiling around remaining portions

16.78.1: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 with vibratory power roller 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) having CBR Value- 30

16.91.2:Providing and laying factory made chamfered edge Cement Concrete paver blocks in footpath, parks, lawns, drive ways or light traffic parking etc, of required strength, thickness & size/ shape, made by table vibratory method using PU mould, laid in required colour & pattern over 50mm thick compacted bed of sand, compacting and proper embedding/laying of inter locking paver blocks into the sand bedding layer through vibratory compaction by using plate vibrator, filling the joints with sand and cutting of paver blocks as per required size and pattern, finishing and sweeping extra sand. complete all as per direction of Engineer-in-Charge.80 mm thick C.C. paver block of M-30 grade with approved color design and pattern.

16.42:Cement concrete 1:2:4 (1 cement : 2 coarse sand : 4 graded stone aggregate 40 mm nominal size ) in pavements, laid to required slope and camber in panels as required including consolidation finishing and tamping complete

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.

Flow meter

OD250719/2023-2024:Supplying and fixing ( Including specials) Electro- magnetic flow meter 250mm confirming 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 water 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 or neoprene all conforming to drinking water standards.The flow meter should be coupled with HART data acquisition and transfer, with provision for wireless transfer through GSM. The manufactures should have the calibration standards as per ISO 17025 and product shall have sufficient warranty provisions.as per KWA circular and test certificate from FCRI palakkd.

OD250731/2023-2024:Supplying. providing,testing ,trial run and commission of chanel flow measureing equipment with all connecting accessories at suitable points.