Providing pipe line and pumping arrangements to pump raw water from Kannankottai-Thervoykandigai reservoir to Puzhal Water Treatment Plant.

Amount

Bill No.1: Providing new pumping arrangements and allied works at Thervoykandigai Pump House

Supply, Delivery and Installation of Split case Centrifugal pump set having discharge of 653m3 / Hr, Head 55M including LT panel, VFD control panel with its allied works

Supply and delivery of Horizontal split casing centrifugal pump conforming to IS 1520 and as amended thereafter with CI casing and split glands, stainless steel shaft, hydraulically and dynamically balanced bronze impellers capable of discharging required quantity of water against a total head noted below due to all causes and with the accessories such as G.M air release cock, Grease cup, G.I priming funnel, M.S lifting hook, drip water G.I pipe connections, leading to the outside of pump house rubber water deflector, double flap foot valve, G.M strainer including unique tyre type coupling, common M.S fabricated base to mount pump and motor and other standard fittings etc complete. Pump shall be capable of discharging the specified quantity at the head noted at the minimum NPSH at site conditions. The shut off head shall be atleast 25% over and above the head at duty point. The pump shall be suitable for operation in AC three phase, 415 V, 50 Hz, 1500 RPM. Pump Details : Discharge : 653m3 / Hr, Head : 55M

Supply and delivery of AC three Phase 4 pole Horizontal squirrel cage Induction motor confiriming to IS 325/1996 and as amended thereafter with Class F insulation to suit the speed of pump and suitable for operation with continous S1 rated, 415 V +/- 10 %, 50 HZ +/- 5%, TEFC (upto 20 HP), SPDP (above 20 HP). The motor offered should be of energy efficient motors. Motor Details : 135KW, 180HP

Fabrication and fixing of Base Plate suitable to the above pumpset as per the site condition with necessary base bolts etc., complete.

Hiring and running charges for JCB

Hire and running charges of crane 20 tonne capacity

Hiring and running charges for Jack Hammer

Earth work excavation in hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2m

Cement concrete 1:3:6 using 40mm gauge hard broken stone jelly for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete

Providing form work with centering for soffits of reinforced cement concrete slabs, including strutting up to 3M high

Cement concrete 1:1 ½:3 using 20mm gauge hard broken stone jelly for reinforced cement concrete works excluding cost of steel, centering, shuttering and cost of steel reinforcement but including laying in position, compacting, curing, finishing, etc., complete

Supplying, fabricating and laying in position MS rounds or RTS rods for RCC works including cost of reinforcement, bindingwire, cutting, bending, cranking and tying in position with binding wire assembly, etc.

Plastering with cement mortar 1:3 (Crushed stones and (M-sand)) for 12mm thick including curing, etc., complete.

Charges towards erection of 180 HP Centrifugal pumpset, making alignment, testing and commissioning on load as per site conditions

Providing 10HP model Vaccum pump set - Rotary type (Pump set + GI pipes + Fittings + Starters + Valves + 100 ltr tank) including Transport charges, handling charges etc complete

Charges towards erection of 10HP DV 40 model Vaccum pumpset including MS base frame, Concrete base, aligning etc., complete as per site conditions

150mm dia Pressure Gauge and Vaccum guage including all accessories as per specification (For Suction and Delivery to be mounted on wall on Teak Wood Board)

Variable Frequency Drive Panel (VFD)

Supply and delivery of 135KW , VFD IP54 Enclosure suitable for 180HP Centrifugal Pump including cubical type panel with following specifications: Fuse unit 350A, 2A single pole MCB, ON/OFF indication lamp and trip indication lamp of 230V AC-3 nos, CT disconnector terminal block - 4 nos, 6A double pole MCB 10KA - 2nos, 6A single pole MCB 10KA - 1 no, 9A power contactor - 1no, push button - 2 nos, 6" cooling fan - 2 nos, 6" air filter - 2nos. The Panel technical specification includes rated operation voltage of 415V AC, rated insulation voltage of 1100V AC +/-10% voltage variation, rated frequency of 50Hz. IP54 degree of protection, floor mounting, control wiring of 1.5sqmm copper cables as per specification required in the site etc., complete

Erection of VFD Panel with necessary civil works, Testing the panel and commissioning on load as per site conditions

LT panel and cables for motor

Fabrication and supply of Cubical type, floor mounting indoor type distribution panel made up of 14SWG sheetmetal fabrication as per the below technical specification including suitable power and control wiring for each compartment with approved shade colour powder coating, Earthing etc complete. The job includes proper space between the MCCB's and earthing. 1. 630Amps MCCB (36Ka) - 2 Nos 2. 200Amps MCCB (25ka) - 2 No 3. Main bus bar - 630A etc., complete

Erection of cubical Panel with necessary works, Testing the panel and commissioning on load as per site conditions

Charges towards atttachment of new panel with the existing MV panel with necessary Bus bars, fabrication works at site etc., complete

Supply and laying of 3.5core 300Sqmm LTUG cable in a trench to be excavated at a depth of 2 1/2' putting 6" layer of sand and covering the cable with brick and sand refilling the earth to make good.

Supply and fixing of cable gland and lamination with Aluminium cable by 3.5core 300 Sqmm LTUG cable and with earth connection.

Supply and laying of 4C x 240sqmm copper flexilble cable with necessary clamps etc., complete

Charges towards end termination of 3C X 300sqmm copper cable with copper sockets, grimping etc., complete

Supply and laying of 4core 16Sqmm LTUG cable in a trench to be excavated at a depth of 2 1/2' putting 6" layer of sand and covering the cable with brick and sand refilling the earth to make good.

Supply and fixing of cable gland and lamination with Aluminium cable by 4core 16Sqmm LTUG cable and with earth connection.

Supply and laying of 3.5core 35Sqmm LTUG cable in a trench to be excavated at a depth of 2 1/2' putting 6" layer of sand and covering the cable with brick and sand refilling the earth to make good.

Supply and fixing of cable gland and lamination with Aluminium cable by 3.5core 35Sqmm LTUG cable and with earth connection.

Earthing as per the ISI specification with necessary masonry work

Supply and laying of 40X6mm GI flat with necessary cutting, drilling, welding, fabrication works as per site condition

Bill No:2: Providing Metal sheet Roofing for 135KW / 180HP Centrifugal Pumpsets, 10HP Vacuum pumpset and Electrical LT panel with its allied works at Thervoykandigai PH

Metel sheet roofing by colour coated sheet 0.47mm sheet, Truss 50mm x 50mm x 2.5mm thick, vertical pole 100mmx 100mm x 3mm thick, purlin 40mm x 40mm x 2.5mm thick, self tapping screw, silicon sealant, one coat metal primer and two coat enamel paint etc complete

Metel sheet side gladding by colour coated sheet 0.47mm sheet, Truss 50mm x 50mm x 2.5mm thick, purlin 40mm x 40mm x 2.5mm thick, L flashing for corner closing, Ridges, self tapping screw, silicon sealant, one coat metal primer and two coat enamel paint etc complete

Hiring and running charges for JCB

Charges towards fixing of 100x100mm square tube for a depth of 750mm including earth work excavation, positioning, providing cement concrete, curing etc., complete

Supplying & laying of 4core 16sq.mm. LTUG cable in a trench to be excavated at a depth of 2½' putting 6” layer of sand and covering the cable with brick and sand refilling the earth to make good

Supplying and fixing of cable gland and termination with Aluminium cable by 4 core 16sq.mm.PVC UG cable and with earth connection

Wiring with 2.5sq.mm. PVC unsheathed copper single core cable in suitable conduit pipe for fans with 5Amps SP switches with MS joint box and MS switch box with continuous earth connection by14 SWG TC wire.

Wiring with 2.5sq.mm. PVC unsheathed SC copper cable on suitable rigid PVC pipe for 5A 3pin CS plug non interlocking including S&F plug pin to pin TW box with continuous earth connection by 14 SWG TC wire

Supplying and fixing of 20W 4 Feet LED fitting with LED.

Supplying and fixing of 48” sweep AC ceiling fan complete with regulator with 1m down rod(steampipe) including supplying and fixing of fan clamp with side plates and cross arm.

Supplying and fixing of 12” sweep AC exhaust fan complete including providing necessary opening in the wall

120W LED Street Light Fitting with LED

Supply and fixing of 4way outdoor type LDB comprising 1. 63A 4Pole MCB - 1 No 2. 40A 4Pole MCB - 2Nos 3. 16A 1P MCB - 8Nos

Cable trench

Earth work excavation in hard stiff clay, stiff black cotton, hard red earth, shales murram, gravel stoney earth and earth mixed with small size boulders as per SS 20B with initial lead of 10m and lift of 2m

Supplying and filling Crushed stone sand (M-sand) for foundations and basement including watering consolidating ramming, etc., complete

Cement concrete 1:3:6 using 40mm gauge hard broken stone jelly for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete

Stock brick work with II class bricks in C.M. 1:4 (Crushedstonesand (M-sand)) for 23cm thick wall including curing etc.complete

Plastering with cement mortar 1:3 (Crushed stones and (M-sand)) for 12mm thick including curing, etc., complete.

Flooring

Supplying and filling Crushed stone sand (M-sand) for foundations and basement including watering consolidating ramming, etc., complete

Cement concrete 1:3:6 using 40mm gauge hard broken stone jelly for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing, etc., complete

Cement concrete 1:1 ½:3 using 20mm gauge hard broken stone jelly for reinforced cement concrete works excluding cost of steel, centering, shuttering and cost of steel reinforcement but including laying in position, compacting, curing, finishing, etc., complete

Providing UPVC window of size 4x4m

Bill No.3: Supply, delivery and fixing for Suction and Delivery of the new pumpsets at Thervoykandigai Pump house

Supply,delivery and fixing of the following sizes of DI pipes and specials conforming to IS: 8329/2000 and specials conforming to IS 9523 with ISI markings on it with cement mortar lining inside and outside Zinc coating including Labour charges for loading, unloading and stacking at the site etc including earth work excavation as directed by the engineer at site

Suction side

400x250 mm DI D/F eccentric taper

400 mm DI D/F 90 deg bend

400 mm DI D/F 45 deg bend

400 mm dia.d/fla.pipe 2.0m length

400 mm dia.d/fla.pipe 1.0m length

400 mm dia.d/fla.pipe 0.5m length

400 mm DI bell mouth

Delivery side

350x250 mm DI D/F concentric taper

350 mm dia.d/fla.pipe 2.0m length

350 mm dia.d/fla.pipe 1.0m length

350 mm dia.d/fla.pipe 0.5m length

Supply,delivery and fixing of 350mm dia CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1 WITH ISI MARKING including Conveying and fixing sluice valves with tail pieces including fixing the surface boxes/valves, covers

Supply,delivery and fixing of 400mm dia M.S dismantling joint with necessary bolts, nuts, O rings and fasteners

Supply,delivery and fixing of 350mm dia M.S dismantling joint with necessary bolts, nuts, O rings and fasteners

Supply,delivery and fixing of 350mm dia C.I. D/F REFLUX VALVE AS PER I.S. 5312/ PART I/ 84 WITH BYE-PASS ARRANGEMENTS (PN-1) WITH ISI MARKING including Conveying and fixing sluice valves with tail pieces including fixing the surface boxes/valves, covers (350mm dia)

Supply,delivery and fixing of the following sizes of DI pipes and specials conforming to IS: 8329/2000 and specials conforming to IS 9523 with ISI markings on it with cement mortar lining inside and outside Zinc coating including Labour charges for loading, unloading and stacking at the site etc including earth work excavation as directed by the engineer at site (Header Main)

600x350 mm DI A/F tee

600 mm dia.d/fla.pipe 2.5m length

600 mm dia.d/fla.pipe 2.0m length

600 mm dia.d/fla.pipe 1.0m length

600 mm dia.d/fla.pipe 0.5m length

600 mm DI D/F 90 deg bend

600 mm DI D/F 90 deg duckfoot bend

600x500 mm DI D/F concentric taper

500 mm dia.d/fla.pipe 2.5m length

500 mm DI Fl/ Spi tail piece

Providing 600mm dia MS dummy (OD 750mm) with 20mm thick including cost of material, Making flange holes, cutting, welding, machining , Epoxy coating etc complete

Supply,delivery and fixing of 200 mm C.I. DOUBLE AIR VALVE AS PER ISI 14845/2000 including fixing

Supply,delivery and fixing of 600mm dia CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1 WITH ISI MARKING including Conveying and fixing sluice valves with tail pieces including fixing the surface boxes/valves, covers

Supply,delivery and fixing of 500mm dia M.S dismantling joint with necessary bolts, nuts, O rings and fasteners

Construction of pedestal for support in suction, delivery and header mains with Cement concrete 1:3:6 using Crushed stones and (M-sand) and 12 to 20mm gauge hard broken stone jelly for plain cement concrete works including laying, compacting, curing, etc., complete.

Construction of thrust blocks using Cement Concrete 1:3:6 ,40mm B.G.jelly for Plain Cement Concrete for 400mm dia pipe

Jointing

Making Rubber joints - Labour only

Hiring and running charges for JCB

Hire and running charges of crane 20 tonne capacity

Providing dummy in the inlet chamber by filling the inlet conduit with sand bags with necessary earth work excavation, man power etc., complet to maintain the low level in the Suction well etc., complete as per the site condition.

Drilling the 450mm depth RCC Concrete wall of the suction well by using Core cutting machine including transportation, operator cost, etc., complete as per site condition for 600mm dia in the suction well with all safety measures etc., complete

Charges towards inserting the 400mm dia pipe inside the suction well and packing with leak proof cement, plasting etc, complete as per site condition

Flow Meter

Supply,delivery and fixing of Electromagnetic Flow Meter of 500mm dia shall be a velocity sensing Electromagnetic type, microprocessor base dsignal converter, sealed housing, flanged tube meter for 1.0Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters/Cubicmeter) and shall be accurate with in 0.5% of Measured value, shall operate within arange of 0.3m/sec to 4m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS1538.These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber preferably by SBR or EPDM. Meter tube shall have a constant nominalinside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteres is, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304) for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection.

Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total off low volume for both forward and reverse directions. The converter shall provide an isolated 4-20mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10KHZ and a scaled pulse output, Communication interface is RS485, HART output. The microprocessor based signal converter shal lhave a self-diagnostic test mode and a back lit display that continuously displays “RateofFlow” and “TotalVolume”. Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return. The signa lconverter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable form the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished .

500mm dia

Supply and laying of specialized Power cable and signal cable inside 50mm dia HDPE pipe PN6 grade with necessary earth work and clamping on wall etc., complete.

Supply and fixing of Remote display to monitor the flow with necessary accessories

Charges towards Cloud Server space, Web disigning, ON / OFF Line Data logger to obtain daily report with SMS option including backup options etc., complete

Insllation, programming & commissiong the Flow meter and PLC panel as per the requirement (ie) hour / daily report through SMS as directed by the site Engineer at site etc., complete.

Bill No.4: Providing 500 mm dia DI dedicated water main from proposed Additional pump house in the existing pump house at Thervoykandigai to Puzhal Raw water Pump House

Supplying delivery of D.I pipes class K7 as per IS 8329/2000 with rubber gasget including earthwork excavation for trenches in hard stiff clay, black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with intial lead of 10m and initial lift of 2m carting the pipes from stores yard to the site of work lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, etc. complete for the pipes of following diameters (Including back filling)

500mm Ø Pipes at 1.5 m depth.

Conveying and Laying D.I. Pipes including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders ad hard gravel depositing the earth on banks with initial lead of 10 m and initial lift of 2m carting the pipes from any of the Boards stores to the site of work lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, etc., complete for the pipes of following diameters.

500mm Ø Pipes at 1.5 m depth.

500 mm DI D/F 90 deg bend

500 mm DI D/F 45 deg bend

500 mm DI D/F 22.5 deg bend

500 mm DI D/F 11.25 deg bend

500 mm DI Fl/ Soc tail piece

500 mm DI Fl/ Spi tail piece

500mm MJ Collar

Supplying ,conveying and fixing specials like Tee Branches , MJ Collar for Interconnection Purpose

500x500 mm DI S/S/F tee

500 mm DI D/F 90 deg bend

500 mm DI Fl/ Soc tail piece

500 mm DI Fl/ Spi tail piece

500 mm MJ Collar

500 mm dia

Cutting CI/DI mains (Labour only)

500 mm dia

Making rubber joints (Labour only) for 500mm dia

Hire and running charges for JCB

Hire charges for diesel pumpset for 7.5 HP

Hire charges for Air compressor

Hire charges for 20 tonne crane

Providing Iron Barricading of size 2.50 m width and 1.75 m height using 40x40x4 mm angle for outer frame supports, 25 x 25 x 3 mm angle for inner frame supports and 20 gauge thickness MS sheet for name board (as per drawing) including cutting, welding, fabrication charges and one coat of primer and 2 coats of enamel paint of approved quality, writing "METRO WATER" & work detail/ caution sign,providing necessary interlocking arrangements with adjoining units, fixing danger flags, danger lights, reflectors,fixing stickers etc, including watching during night and placing the barricading units as directed at the sites

Cost of timbering and labour charges for timbering

Testing of M.S./C.I./P.V.C./D.I pipes with hydraulic testing equipment by filling with water (including cost of water @ Rs.73,KL) and testing to recommended pressure in convenient stetches and attending the burst if any occurred during the test, excluding the cost of pipes, including other incidental and operational charges,etc., complete for the following diametres of pipes.

500 mm dia

Hire charges for portable Genset 1.00 KVA with 2 Nos. of 150W flood light including all incidental charges,transportation, crew charges and fuel charges etc., complete.

Cement concrete 1:2:4 using Crushed stone sand (M sand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc., complete.

Supply & Filling Quarry Rubbish

Disposal of surplus earth

Dismantling the following (SW Crossing)

Supply,delivery and fixing of Electromagnetic Flow Meter of 400mm dia shall be a velocity sensing Electromagnetic type, microprocessor base dsignal converter, sealed housing, flanged tube meter for 1.0Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters/Cubicmeter) and shall be accurate with in 0.5% of Measured value, shall operate within arange of 0.3m/sec to 4m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS1538.These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber preferably by SBR or EPDM. Meter tube shall have a constant nominalinside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteres is, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304) for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection.

Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total off low volume for both forward and reverse directions. The converter shall provide an isolated 4-20mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10KHZ and a scaled pulse output, Communication interface is RS485, HART output. The microprocessor based signal converter shal lhave a self-diagnostic test mode and a back lit display that continuously displays “RateofFlow” and “TotalVolume”. Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return. The signa lconverter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable form the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished .

500mm dia MJ Collar

500mm dia Tail piece

500*400mm dia Reducer

Construction of thrust blocks using Cement Concrete 1:3:6 ,40mm B.G.jelly for Plain Cement Concrete

90 Degree D.I. Bend 500 mm dia

45 Degree D.I. Bend 500 mm dia

22.5 Degree D.I. Bend 500 mm dia

100 mm Sluice valve

100 mm Double Air valve

Construction of 100mm Double Air Valve chamber for 400mm to 500mmdia.pipeline including providing and fixing FRC cover and frame of size 60 x 60cm for size 1.5 x 1.2 x 2.3 m

Pipes and specials in Pipe carrying bridge

500 mm DI D/F 90 deg bend

500 mm DI D/F 45 deg bend

500 mm DI Fl/ Soc tail piece

500 mm DI Fl/ Spi tail piece

500 mm dia.d/fla.pipe 1.0m length

500 mm dia.d/fla.pipe 2.5m length

500 mm dia.d/fla.pipe 3.0m length

500 mm dia.d/fla.pipe 5.5m length

Construction of thrust blocks using Cement Concrete 1:3:6 ,40mm B.G.jelly for Plain Cement Concrete for 400mm dia pipe

The Contractor must obtain the existing Static GCP points from CMWSSB which should be considered as the control point with known coordinates X, Y and Z. Survey consultant to ensure the closing error is within permissible limits (SoI Standards) while transferring the levels from the existing Static GCP points and the same to be presented as a report. The same process shall be adopted for random verification of positional accuracy of points established using the PBMs as base. As built survey for every sewage and water pipeline and other assets must be done using DGPS based RTK method by transferring the coordinates from the nearest Static GCP of CMWSSB. Where there are signal interruptions for the RTK method, Total Station can be used. The coordinates from the static GCP shall be transferred to the Total Station by RTK method and the co- ordinates of the assets can then be captured by Total Station. All the features, attributes of all the assets,utilities captured shall be Geo referenced as perstandard Coordinate reference system (WGS 84 UTM Zone 44N).The final base map with assets and utilities 196 shall be furnished in (.shp) format. The georeferenced assets and utilities along with the attributes (as specified by the GIS Wing, CMWSSB) shall be converted into proper geo database (FGDB / PGDB) with the attributes. One set Hard and Soft Copy of all the CMWSSB assets and utility has to be prepared category wise network wise in A0 Print for verification in a print scale of 1:1000 in A0 plot, with standard legends in international and NUIS standards and should be legible and three sets of final Hard Copy in A0 print.(a) For the Underground / Surface Assets along the roads for the distance ranging from:2 to 5 km

Bill No.5:Supply, delivery and fixing pipes and specials inside the Kannigaipair Pumphouse to receive raw water from Thervoykandigari PH to 300MLD raw water pumphouse

Supply, delivery, fixing at site the following sizes of DI pipes and specials conforming to IS: 8329/2000 and specials conforming to IS 9523 with ISI markings on it with cement mortar lining inside and outside Zinc coating including Labour charges for loading, unloading and stacking at the site etc including earth work excavation as directed by the engineer at site .

500x500 mm DI A/F tee

500 mm dia.d/fla.pipe 2.5m length

500 mm dia.d/fla.pipe 2.0m length

500 mm dia.d/fla.pipe 1.0m length

500 mm dia.d/fla.pipe 0.5m length

500 mm DI D/F 90 deg bend

500 mm DI D/F 90 deg duckfoot bend

Supply, delivery, fixing of 500mm dia CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1 WITH ISI MARKING including Conveying and fixing sluice valves with tail pieces including fixing the surface boxes/valves, covers

Supply,delivery and fixing of 500mm dia M.S dismantling joint with necessary bolts, nuts, O rings and fasteners

Jointing the C.I/ D.I Double flanged pipes and specials with rubber insertion to with IS 638(1979) and M.S. bolts and nuts of IS 1364-1(2002), including cost of jointing materials such as bolt and nuts Rubber insertion and labour charges etc., complete.

Construction of pedestal for support in suction, delivery and header mains with Cement concrete 1:3:6 using Crushed stones and (M-sand) and 12 to 20mm gauge hard broken stone jelly for plain cement concrete works including laying, compacting, curing, etc., complete.

Construction of thrust blocks using Cement Concrete 1:3:6 ,40mm B.G.jelly for Plain Cement Concrete for 500mm dia pipe

Jointing

Making Rubber joints - Labour only

Hiring and running charges for JCB

Hire and running charges of crane 20 tonne capacity

300MLD Raw Water Pump House

Supply, delivery, fixing at site the following sizes of DI pipes and specials conforming to IS: 8329/2000 and specials conforming to IS 9523 with ISI markings on it with cement mortar lining inside and outside Zinc coating including Labour charges for loading, unloading and stacking at the site etc including earth work excavation as directed by the engineer at site .

500x500 mm DI A/F tee

500 mm dia.d/fla.pipe 2.5m length

500 mm dia.d/fla.pipe 1.0m length

500 mm dia.d/fla.pipe 0.5m length

500 mm DI D/F 90 deg bend

500 mm DI D/F 90 deg duckfoot bend

600x500 mm DI D/F concentric taper

Supply, delivery, fixing of 500mm dia CI D/F SLUICE VALVE WITH CAP/ WHEEL AS PER IS 14846/2000 PN 1 WITH ISI MARKING including Conveying and fixing sluice valves with tail pieces including fixing the surface boxes/valves, covers

Supply,delivery and fixing of 500mm dia M.S dismantling joint with necessary bolts, nuts, O rings and fasteners

Jointing the C.I/ D.I Double flanged pipes and specials with rubber insertion to with IS 638(1979) and M.S. bolts and nuts of IS 1364-1(2002), including cost of jointing materials such as bolt and nuts Rubber insertion and labour charges etc., complete.

Construction of pedestal for support in suction, delivery and header mains with Cement concrete 1:3:6 using Crushed stones and (M-sand) and 12 to 20mm gauge hard broken stone jelly for plain cement concrete works including laying, compacting, curing, etc., complete.

Construction of thrust blocks using Cement Concrete 1:3:6 ,40mm B.G.jelly for Plain Cement Concrete for 500mm dia pipe

Jointing

Making Rubber joints - Labour only

Hiring and running charges for JCB

Hire and running charges of crane 20 tonne capacity

The Contractor must obtain the existing Static GCP points from CMWSSB which should be considered as the control point with known coordinates X, Y and Z. Survey consultant to ensure the closing error is within permissible limits (SoI Standards) while transferring the levels from the existing Static GCP points and the same to be presented as a report. The same process shall be adopted for random verification of positional accuracy of points established using the PBMs as base. As built survey for every sewage and water pipeline and other assets must be done using DGPS based RTK method by transferring the coordinates from the nearest Static GCP of CMWSSB. Where there are signal interruptions for the RTK method, Total Station can be used. The coordinates from the static GCP shall be transferred to the Total Station by RTK method and the co- ordinates of the assets can then be captured by Total Station. All the features, attributes of all the assets,utilities captured shall be Geo referenced as perstandard Coordinate reference system (WGS 84 UTM Zone 44N).The final base map with assets and utilities 196 shall be furnished in (.shp) format. The georeferenced assets and utilities along with the attributes (as specified by the GIS Wing, CMWSSB) shall be converted into proper geo database (FGDB / PGDB) with the attributes. One set Hard and Soft Copy of all the CMWSSB assets and utility has to be prepared category wise network wise in A0 Print for verification in a print scale of 1:1000 in A0 plot, with standard legends in international and NUIS standards and should be legible and three sets of final Hard Copy in A0 print.(a) For the Underground / Surface Assets along the roads for the distance ranging:<2 km

Bill No 6: Pipeline Carrying Bridge

Earth work excavation and depositing on bank with initial lead of 10 metres and initial lift of 2 m in hard stiff clay stiff black cotton earth, shales murams, gravel stoney earth and earth mixed with small size boulders and hard gravelly soil

Cement concrete 1:2:4 using Crushed stone sand (Msand) and 20mm gauge hard broken stone jelly for plainconcrete works including laying ramming curing, etc.,complete.

Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including strutting upto 3m high

Steel Supplying, fabricating and laying in position MS rounds or RTS rods for RCC works including cost of reinforcement, binding wire, cutting bending, cranking and tying in position with binding wire assembly, etc..

Cement concrete 1:1 ½:3 using Crushed stone sand (Msand) and 20mm gauge hard broken stone jelly for reinforced cement concrete works excluding cost of steel,centering, shuttering and cost of steel reinforcement but including laying in position, compacting, curing, finishing,etc., complete.

Refilling with excavated earth (other than sand)

Disposal of surplus earth

Supplying and erection of ISMB 300

Bill No 7: Providing 500 mm dia DI dedicated water main from Thervoykandigai to SIPCOT UGT

Supplying delivery of D.I pipes class K7 as per IS 8329/2000 with rubber gasget including earthwork excavation for trenches in hard stiff clay, black cotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil depositing the earth on banks with intial lead of 10m and initial lift of 2m carting the pipes from stores yard to the site of work lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, etc. complete for the pipes of following diameters (Including back filling)

500mm Ø Pipes at 1.5 m depth.

Conveying and Laying D.I. Pipes including earthwork excavation for trenches in hard stiff clay, blackcotton, hard red earth, shales, murams, gravel, stoney earth and earth mixed with small size boulders ad hard gravel depositing the earth on banks with initial lead of 10 m and initial lift of 2m carting the pipes from any of the Boards stores to the site of work lowering into the trenches, aligning, refilling the trenches with excavated soil, watering and ramming to consolidation, etc., complete for the pipes of following diameters.

500mm Ø Pipes at 1.5 m depth.

500 mm DI D/F 90 deg bend

500 mm DI D/F 45 deg bend

500 mm DI D/F 22.5 deg bend

500 mm DI D/F 11.25 deg bend

500 mm DI D/F 90 deg duckfoot bend

500 mm DI Fl/ Soc tail piece

500 mm DI Fl/ Spi tail piece

500mm MJ Collar

Supplying ,conveying and fixing specials like Tee Branches , MJ Collar for Interconnection Purpose

900x900 mm DI S/S/F tee

900 to 500mm Reducer

900 mm MJ Collar

500 mm F/Spi Tail piece

500 mm MJ Collar

500 mm dia

900mm dia

Cutting CI/DI mains (Labour only)

500 mm dia

900 mm dia

Making rubber joints (Labour only) for 500mm dia

Making rubber joints (Labour only) for 900mm dia

Hire and running charges for JCB

Hire charges for diesel pumpset for 7.5 HP

Hire charges for Air compressor

Hire charges for 20 tonne crane

Providing Iron Barricading of size 2.50 m width and 1.75 m height using 40x40x4 mm angle for outer frame supports, 25 x 25 x 3 mm angle for inner frame supports and 20 gauge thickness MS sheet for name board (as per drawing) including cutting, welding, fabrication charges and one coat of primer and 2 coats of enamel paint of approved quality, writing "METRO WATER" & work detail/ caution sign,providing necessary interlocking arrangements with adjoining units, fixing danger flags, danger lights, reflectors,fixing stickers etc, including watching during night and placing the barricading units as directed at the sites

Cost of timbering and labour charges for timbering

Testing of M.S./C.I./P.V.C./D.I pipes with hydraulic testing equipment by filling with water (including cost of water @ Rs.84,KL) and testing to recommended pressure in convenient stetches and attending the burst if any occurred during the test, excluding the cost of pipes, including other incidental and operational charges,etc., complete for the following diametres of pipes.

500 mm dia

Hire charges for portable Genset 1.00 KVA with 2 Nos. of 150W flood light including all incidental charges,transportation, crew charges and fuel charges etc., complete.

Cement concrete 1:2:4 using Crushed stone sand (M sand) and 20mm gauge hard broken stone jelly for plain concrete works including laying ramming curing, etc., complete.

Supply & Filling Quarry Rubbish

Disposal of surplus earth

Dismantling the following (SW Crossing)

Supply,delivery and fixing of Electromagnetic Flow Meter of 400mm dia shall be a velocity sensing Electromagnetic type, microprocessor base dsignal converter, sealed housing, flanged tube meter for 1.0Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters/Cubicmeter) and shall be accurate with in 0.5% of Measured value, shall operate within arange of 0.3m/sec to 4m/sec and be constructed as follows: Meter tube (Sensor) shall be fabricated from stainless steel tube and use class PN10 flat face carbon steel flanges in accordance with IS1538.These flanges shall be welded to the flow tube. The internal and external of the meter tube shall be blasted to near white and lined with hard rubber preferably by SBR or EPDM. Meter tube shall have a constant nominalinside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteres is, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304) for corrosion resistance and welded to the tube providing a completely sealed environment for all coils, electrode connections and wiring harness capable of submerged or buried operation with IP68 Protection.

Signal Converter shall be pulsed DC coil excitation type with auto zeroing. The signal converter shall be remotely mounted away from the meter. The converter shall indicate direction of flow and provide a flow rate indication and a total off low volume for both forward and reverse directions. The converter shall provide an isolated 4-20mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10KHZ and a scaled pulse output, Communication interface is RS485, HART output. The microprocessor based signal converter shal lhave a self-diagnostic test mode and a back lit display that continuously displays “Rate of Flow” and “Total Volume”. Converter shall be supplied with a programmable low flow drop out, higher flow and empty pipe zero return. The signa lconverter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable form the front facia. The programming should be user friendly, self-prompting menu driven. Flow meter test calibration certificate from FCRI, flow test lab / NABL accredited lab to be furnished .

500mm dia MJ Collar

500mm dia Tail piece

500*400mm dia Reducer

Construction of thrust blocks using Cement Concrete 1:3:6 ,40mm B.G.jelly for Plain Cement Concrete

90 Degree D.I. Bend 500 mm dia

45 Degree D.I. Bend 500 mm dia

22.5 Degree D.I. Bend 500 mm dia

100 mm Sluice valve

100 mm Double Air valve

Construction of 100mm Double Air Valve chamber for 400mm to 500mm dia.pipeline including providing and fixing FRC cover and frame of size 60 x 60cm for size 1.5 x 1.2 x 2.3 m

Bill No 8 : Electrical works in the existing pump house at Thervoykandigai

Supply and delivery of 250KW, VFD IP54 Enclosure Model FC302. suitable for 335HP Centrifugal Pump including Control panel and cable adopter box with following specifications: Fuse unit 800A, 2A single pole MCB, ON/OFF indication lamp and trip indication lamp of 230V AC-3 nos, CT disconnector terminal block - 4 nos, 6A double pole MCB 10KA - 2nos, 6A single pole MCB 10KA - 1 no, 9A power contactor - 1no, push button - 2 nos, 6" cooling fan - 2 nos, 6" air filter - 2nos. The Panel technical specification includes rated operation voltage of 415V AC, rated insulation voltage of 1100V AC +/-10% voltage variation, rated frequency of 50Hz. IP54 degree of protection, floor mounting, control wiring of 1.5sqmm copper cables as per specification required in the site etc., complete

Erection of VFD Panel with necessary civil works, Testing the panel and commissioning on load as per site conditions

Fabrication and supply of Cubical type, floor mounting Indoor type attachment panel with necessary cable chamber, bus bar chamber made up of 14SWG sheetmetal fabrication as per the below technical specification including suitable power and control wiring for each compartment with approved shade colour powder coating, Earthing etc complete. The job includes proper space between the MCCB's and earthing. 1. 800Amps. MCCB (50Ka) - 3 Nos. 2. Main bus bar - 800A etc., complete

Charges towards atttachment of new panel with the existing MV panel with necessary Bus bars, fabrication works at site etc., complete

Erection of cubical Panel with necessary works, Testing the panel and commissioning on load as per site conditions

Supply and laying of 3.5core 300Sqmm LTUG cable in a trench to be excavated at a depth of 2 1/2' putting 6" layer of sand and covering the cable with brick and sand refilling the earth to make good.

Supply and fixing of cable gland and lamination with Aluminium cable by 3.5core 300 Sqmm LTUG cable and with earth connection.

Providing heat shrinkable straight through joint kit for 3.5C x 300sqmm Aluminium armoured cable with necessary sockets, ferruols etc., complete

Supply and laying of 4C x 300sqmm copper flexilble cable with necessary clamps etc., complete

Charges towards end termination of 3C X 300sqmm copper cable with copper sockets, grimping etc., complete

Fabrication and supply of Cubical type, wall / floor mounting Indoor type 800A 4P change over panel with necessary Cable entry boxes, bus bars made up of 14SWG sheetmetal fabrication including suitable power and control wiring for each compartment with approved shade colour powder coating, Earthing etc complete. The job includes proper space between the phases and earthing, etc., complete

Erection of 800A Change over Panel with necessary job works, Testing the panel and commissioning on load as per site conditions

Bill No.9 : Operation and Maintenance of additional pump house and allied works including pipeline patrolling at Thervoykandigai reservoir for 120 days

Operation and Maintenance of additional pump house and allied works including pipeline patrolling at Thervoykandigai reservoir for 120 days

Sub Total (excluding GST)

HARRSHA INFRA PROJECTS PRIVATE LIMITED (BID ID -1148913)

MOHAN POWER INFRASTRUCTURE PVT LTD (BID ID -1148675)

Capital Development and Service (BID ID -1149982)

Rhythm Automation control pvt.ltd (BID ID -1147878)

Sri Rajeswari Construction (BID ID -1149281)

SATTVA ENGINEERING CONSTRUCTION P. LTD (BID ID -1147814)

Madhava Eswar Infrastructure Private Limited (BID ID -1148691)

Bidder Name

Rhythm Automation control pvt.ltd