Chennai Metropolitan Water Supply And Sewerage Board Tender
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Chennai Metropolitan Water Supply And Sewerage Board - CMWSSB Tender
Civil And Construction
Drainage Work
Eprocure
Opening Date7 Oct 2023
Closing Date11 Dec 2023
Tender AmountRefer Documents
Costs
EMD
₹ 78,700Document Cost
Refer DocumentsTender Fee
Refer Documents
Description
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Contact
Tender Id
2023_CMWSS_376682_1Bid Award Id
ViewTender No
CNT/SEW/CRRT/102A/2023-24Tender Authority
Chennai Metropolitan Water Supply And Sewerage Board ViewPurchaser Address
-Website
http://https://chennaimetrowater.tn.gov.in/
GEM & Bid Advisory Services
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Documents
BOQ Items
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For 0 to 2 m depth
30.42
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Providing form work with centering for soffits of reinforced cement concrete slabs or plain surfaces including shuttering for RCC well curb and well steining.
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From 1 m above ground level to 3.0 m below ground level (Curved surface)
125.25
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6 m to 7 m above invert of well
3.13
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6 m to 7 m below GL
0.96
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Providing and laying in position machine batched machine mixed and machine vibrated design mix. Sulphate resistance cement concrete M30 grade (River sand) for reinforced cement concrete structural elements under controlled water cement ratio with plasticiser using 20mm and down graded machine broken granite stone jelly excluding the cost of centering and shuttering and reinforcement but including curing, Mixer, vibrator, etc. as per standard specification and as directed at site
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From 1.5 m above ground level to 1.5 m below ground level
21.27
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From 1.5m to 4.5m below ground level
1.65
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From 4.5m to 9.0m below ground level
1.72
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Cement concrete 1:2:4 using Crushed stone sand (M-sand) and 20mm gauge hard broken stone jelly & SRC for plain concrete works including laying ramming curing, etc., complete..
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4.5m to 9m depth
1.25
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Providing point edge to well curb using ISA 200x150x16 mm of weight 42.20 kg/m
445
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Sinking of well below water level including all incidental charges using special tools and plants such as air compressior, helmet etc., complete and including baling out water.
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2.5 m dia well
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First depth of 2m
2
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Second depth of 2m
2
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Third depth of 2m
1.05
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Plugging the bottom of the well using C.C 1:3:6 using Crushed stone sand (M-sand) and 40mm gauge hard broken stone jelly with 10% excess cement for plain cement concrete works including laying in layers of not more than 15cm thick including ramming curing etc complete
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4.5m to 9m depth
1.76
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Supplying, fabricating CRS bars manufactured by Primary steel including cost of steel, binding wire, cutting, cranking and tying, in position with binding wire assembly etc complete.
3030
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Plastering with cement mortar 1:3 (SRC) using Crushed stone sand (M-sand) for 20mm thick including curing, etc., complete
57.21
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Plastering with cement mortar 1:3 (SRC) using Crushed stone sand (M-sand) for 12mm thick including curing, etc., complete.
8.28
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Refilling with excavated earth complying with standard specifications for filling in foundations & basement other than sand including watering & consolidating etc.,
14.33
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Disposal of surplus earth
57.21
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Supply and erection of Cast Iron single faced manually operated non rising type 300mm dia penstock with extension rod of 6m length conforming to relevant IS with IS markings on it, having cast iron door and frame with Gunmetal seating, spindle made of Stainless steel, CI head stock with gear arrangment and hand wheel fitted in well.
1
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Supplying and fixing SS screen of grade 316. The screen shall be fabricated out of stainless steel flats of 50 x 10mm. The outer frame also shall be of 50 x 10mm fixed inside the well for seating the screen. The screen shall be so fabricated that the inclined portion of the screen is fixed and the horizontal portion of the screen is a removable one for lifting the pump for maintenance purpose. Outer frame and 50x10mm SS flats spaced at 35mm centre to centre to serve bar screens inside the screen well
792
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Supplying and fixing C.I.steps.
21
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Supplying and fixing FRC cover and frame of size 60x60cm including necessary masonry work and plastering etc complete.
1
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Precast slab 100mm thk in Cement Concrete 1:2:4 using Crushed stone sand (M-sand) and 12 to 20mm gauge hard broken stone jelly for reinforced cement concrete works including cost of steel, centering, shuttering and cost of steel reinforcement and including laying in position, compacting, curing, finishing,as per drawings,or as directed etc., complete.
1.5
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Colour washing two coats over one coat of white washing
8.28
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Bill No 2: PIPES AND SPECIALS FOR SUCTION WELL
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Supplying, conveying and fixing the following CI specials as per IS 1538 & CI pipes as per IS 1536 etc. complete.
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Delivery Pipe & related Specials within Well
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100 mm dia CI D/F Duckfoot Bend
2
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100 mm dia CI - 3m D/F pipe
2
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100 mm dia CI - 1m D/F pipe
2
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100 mm dia CI - 0.5m D/F pipe
2
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100 mm dia CI D/F 90 deg Bend
2
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100 mm dia CI - 1.5m D/F pipe
2
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Delivery Pipe & related Specials within Valve Chamber
-
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100 mm dia CI - 1m D/F pipe
2
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100 mm dia CI Non-Return Valve
2
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100 mm dia CI - 0.5m D/F pipe
2
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100 mm dia CI Sluice Valve
2
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100 mm dia CI - 0.5m D/F pipe
2
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Common Header Pipe & related Specials within Valve Chamber
-
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150 x 100mm CI A/F Radial Tee
2
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150 mm dia CI - 0.5m D/F pipe
2
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150 mm dia CI Sluice Valve
1
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150 mm dia CI Fl/Spi Tail Piece
1
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150 mm dia Blank Flange
1
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Jointing the C.I.Double flanged pipes and specials with rubber insertion to the required specifications with M.S. bolts and nuts, complete and testing the pipies to the required pressure with water (including cost of jointing materials)
For depth upto 2m,
-
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100 mm dia
24
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150 mm dia
6
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Bill No 3: SEWAGE PUMPING STATION AT WEST COOUM ROAD, Depot-62
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Dewatering using 10HP to 70HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete.
-
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Hire charges for Diesel Pump set for 15 HP
1080
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Bill No 4: Electrical items
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Supply, delivery, erection, testing and commissioning of non-clog submersible sewage pumpset with following duty point, driven by 3 Ph, 415 V, AC, 50 Hz, Electrical Motor with suitable weather proof cable (Copper ) of total length of 20 m, control panel, Pedestal Coupling, required length of guide wire / guide pipe, M.S.(GLVD) lifting chain, necessary level controlling probes with sufficient length of armoured copper LTUG cable to connect the probe from the junction box to the control panel, fasteners including laying of pump cable under ground with suitable conduit and clamping on walls in trays and incidental civil works etc.complete.
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Sew. Pump - 1200 lpm against a total head of 14 m
2
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Supply, delivery, erection, testing and commissioning of following sizes of power shunt capacitor for power factor improvement, suitable to operate on 415V, 3Ph,50Hz A/C supply, on suitable angle iron frame-works (37.5 mm x 37.5 mm x 6.24mm ) at a height of 0.25m from the ground, including earthing and incidental civil works etc., complete.
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Sew. Pump - 1 kVAR
2
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Supplying and fixing of 63 Amps Triple Pole fuse carrier in MS Sheet steel encloure with provision for accommodating the TNEB meter including earthing etc., complete.
1
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Supplying and fixing of 63 Amps Triple Pole SFU with HRC fuses on suitable angle iron frame with earth connection only.
1
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Supply, delivery, erection, testing and commiossioning of floor mounted M.V.panel with aluminium bus bars and consisting of the following accessories with necessary interconnections between busbars, switches and trunking box, measuring instruments such as voltmeters,ammeters with selectorswitches, energy meter,phase indicating lamps, etc., complete with incidental civil works & constructing concrete plinth for MV Panel above MFL and comprising of following;
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Capacity of M.V. Panel - 63 Amps
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63 A FP(SN) MCCB 25 kA (for EB) - 1 No
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32 A TP MCCB 25 kA for Sew. Pump - 2 Nos
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16A TPMCCB25kA (forSew. Pumpcap.)-2Nos
1
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Supplying and clamping of variuos sizes of PVC insulated PVC sheathed armoured aluminium LT UG cable by MS clamps on wall or in a trench to be excavated at a depth of 2 ½ ' putting 6” layer of sand and covering the cable with brick and sand refilling the earth to make good as directed.
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From 63 Fuse Carriers to 63 Amps SFU & from there to 63 Amps MCCB Switch of MV panel (Wall)
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size 3.5C, 25 Sqmm
10
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From 32 A MCCB of MV Panel to Control Panel of Sew. Pump (Wall)
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size 4C, 6 Sqmm
20
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From 16 A MCCB of MV Panel to Sew. Pump Capacitors (Wall)
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size 3C, 6 Sqmm
30
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From 32A MCB of MV Panel to LDB and PLC Panel (Wall) size 2 core 4 sq.mm
30
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From control Panel of Pump to Local P.B. Station and for PLC signal cables
size 3 core 2.5 sq.mm copper (Under ground)
100
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Supplying and fixing of cable gland and termination with Al. cable lugsfor the following sizes of PVC insulated PVC sheathed armoured alumunium LT UG cable and with earth connection.
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size 3.5C, 25 Sqmm (EB)
4
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size 4C, 6 Sqmm (DG)
2
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Size 4C, 6 sq.mm (Sew. Pump)
4
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size 3C, 6 Sqmm (Sew. Pump capacitor)
4
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Size 2 core 4 sq.mm (LDB &PLC)
6
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size 3 core 2.5 sq.mm copper
25
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Supply delivery and fixing of out door weather proof junction box fabricated in MS sheet steel (12 SWG for front 14 SWG for other sides) near the suction well for terminating the Pump power cable and control cable on an angle iron frame at convenient height for working and above the local MFL with provision for terminal block & earthing as per IS including incidental civil works etc.,complete.
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For Sew. Pump
2
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Supply, delivery and fixing of out door wheather proof Local Push Button station in the compartment provided in the Junction Box with 1 No"ON" and 1 No "OFF" push buttons (the "OFF" push button shall be locable in "OFF" position).
2
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Supply, delivery and erection of Single Phase 6 way
16 Amps, 10kA LDB with the following:
1 No. of 16A, DP RCCB
4 Nos of 6A, SP MCB
in sheet steel enclosure fitted with busbars and neutral links and suitable angle iron frame works with provision for earthing etc. complete.
1
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Run of 2 of 2.5 sq mm PVC unsheathed aluminium single core cable in PVC pipe for mains with continuous earth connection by 14 SWG wire From the MCB DB to the Switch boards in office, store,and 16A power socket.
75
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Wiring with 2.5 sq mm PVC insulated single core aluminium cables of 650 V Grade on suitable rigid PVC pipe on wall and ceiling with PVC accessories, with MS switch box covered with 3 mm thick hylam sheet with continous earth wire connection of 14 SWG TC wire.
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Light points
4
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Wiring with 2.5 sq.mm PVC unsheathed A1. single core cable on suitable rigid PVC pipe for 5A 3 pin CS plug non interlocking including supply and fixing of plug pin top in MS box with continuous earth connection by 14 SWG TC wire.
1
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Lighting Fixtures
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Supplying and fixing of box type 4’ 20W single LED fitting complete with TW round block and tube on ceiling or wall with connection.
2
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Supplying and fixing of 18 Watt LED lamp with round type LED Troffer recessed mounted fitting complete.
1
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Supplying and fixing of 12" sweep AC exhaust fan complete including providing necessary opening in the wall.
1
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a)Supply and erection of 1 No 3" dia 2 m long tubular Wall Mounted post with complete 120W LED lamp with necessary fitting and other accessories etc.
2
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Supplying and clamping of PVC , LTUG cable by M.S.clamps on wall for 2 core 4 sq.mm
25
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Suppling and fixing of cable gland and termination with earth connection for 2 core 4 sq.mm
6
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Supplying and fixing of 15 amps, single phase, DP SFU switch with F&N on suitable TW Board with earth connection only
1
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a)Supply and delivery of the following safety equipment a) 5 kg capacity ISI marked dry chemical powder type fire extinguisher
1
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First Aid box ( medium)
1
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Fire bucket - 3 Nos with MS stand
1
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Rubber mat 6mmthick of 1.1 kv grade of size 2m x 1m
1
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Fire safety rules chart
1
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Shock treatment chart
1
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"Caution / Danger" Board
3
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Supply and delivery of the following tools:
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Electrical tester
1
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Supply and delivery of Rechargeable emergency lamp with 600mm Fluorocuent lamp, dry type rechargable battery etc.,complete.
1
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Earthing as per ISI specifications with necessary masonary work
4
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Supply and connection of earthing conductor including two coats of approved painting and laying between earth pit and equipments 25 x 6 mm GI Flat
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25 x 6 mm GI Flat
25
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40 x 6 mm GI Flat
25
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Operation and maintenance of the installation: Operation and maintenanceof the plant with all auxiliary equipment for a period of 120 days after satisfactory supply, erection , commissioning and operating the entire plant for 30 days, free of cost by the contractor before handing over the plant to the Board.
120
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Bill No 5: Gravity Sewer Main
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Supply, delivery, laying and jointing of Double wall corrugated / structured wall plastic polyethylene/ polypropylene pipes DWC PE or PP of class SN-8 with non-smooth external Annular Corrugated and Smooth Internal Surfaces in Standard lengths with online coupler and spigot type confirming to IS 16098 (Part-2) 2013 / EN: 13476-3 (latest revision) including elastomeric sealing ring gasket suitable for DWC PE or PP pipes conforming to IS: 5382 (latest revision), freight, insurance, loading into the truck and transporting to the stores / site.. etc including earth work excavation in hard stiff clay,stiff black cotton,hard red earth, shales, muram, gravel, stoney earth and earth mixed with small size boulders and hard gravelly soil, depositing the earth on banks with initial lead of 10m and lowering into trenches, aligning and testing of DWC PE or PP pipes, watering and ramming to consolidation including timbering the trenches for depths 2.5m and above, pumping out subsoil water etc., complete.
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250mm dia
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at 2.0m deep
30
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at 2.5m deep
150
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at 3.0m deep
90
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300mm dia
-
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at 3.0m deep
30
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at 3.5m deep
90
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Cement concrete 1:3:6 using Crushed stone sand (M-sand) and 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 for End concrete.
1.76
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Construction of Precast circular RCC machineholes using sulphate resistant cement with M30 design mix concrete using Crushed stone sand (M sand) including earthwork excavation as per SS20B including timbering and pumping charges(for 2.5m depth and above),Providing Plain Cement Concrete 1:1.5:3 using 20mm B.G. jelly for foundation,supplying and filling sand for bedding, Providing base units of 1m height(base slab and sidewall),riser unit (without corbel) of varying heights to suit the various depth requirements and roof slab including cost of steel reinforcement, cost of fabricating the steel mould using MS sheet and ISA angles including material and labour cost, Providing CI steps,fixing FRC machine holes frame and door,benching and channelling ,refilling with excavated earth and disposal of surplus earth, joining of precast units by grouting with CM1:1 and polyurethane based water proofing compound 1% (by weight of cement ) at shear key and protruded bars- grout holes locations,Cost of conveyance and erection charges of precast machineholes at the required position as directed by the engineer at site including testing the machine holes with water for 48 hours to check water tightness and rectifying the defects if anyfor the following sizes and depths.
-
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1200mm dia Circular machine holes for Sewers (upto 450mm dia)
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at 2.0m deep
1
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at 2.5m deep
5
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Construction of RCC machinehole using sulphate resistant cement with M30 design mix concrete using Crushed stone sand (M sand) including earthwork excavation as per SS20B , providing point edge to well kerb using ISA 150x75x10mm weighing at 16.9kg/m,sinking well kerb below 2m from G.L.or by open excavation for various depth as per site condition with M30 mix for side wall, raft and roof slab,including cost of steel reinforcement ,including bailing and pumping out water, formwork, plugging the bottom with PCC 1:3:6 using 40mm hard broken granite jelly, laying plain cement concrete 1:3:6 using 12mm to 20mm hard broken granite jelly for fixing frame, fixing FRC machinehole cover and frame, providing CI steps, ,benching and channelling including refilling the trenches with excavated earth and disposal of earth etc. Including testing the machinehole with water for 48hours to check water tightness and rectifying the defects if any complete for the following size of machineholes.
-
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1200mm dia Circular machine holes for Sewers (upto 450mm dia)
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at 3.0m deep
4
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at 3.5m deep
4
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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
780
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Cutting OF DWC Pipes
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250 mm
4
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300 mm
9
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Dewatering using 10HP to 70HP diesel engine pumpset including Hire charges, cost of Diesel, Engine oil, pump operator, labour charges, conveyance of pumpset and fuel to site and back, loading, unloading and any other incidental charges etc., complete.
-
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Hire charges for Diesel Pump set for 10 HP
1280
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Construction of leaping weir
3
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Supplying and filling with stone dust for bedding for a thickness of 10cm and back fill envelope for a thickness of 150mm above the crown of the pipe for DWC PE pipes including ramming, consolidation etc., complete
244.16
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Disposal of surplus earth
244.16
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Bill No 6: Pumping Main
-
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Hire charges for breaker for cutting Aspaltic concrete road
109
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Supplying, delivery, conveying, laying and jointing of CI socket spigot pipes (LA class) as per IS 1536-2001 including rubber gaskets, earth work excavation for trenches in hard stiff clay,black cotton, hard red earth, shales, murrum gravel, stoney earth and earth mixed with small size boulders depositing the earth on banks with initial lead of 10m and initial lift of 2m, lowering in to the trenches, aligning including refilling the trenches with excavated earth, watering, ramming and disposal of surplus earth etc; complete at 1.50m depth
-
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150mm dia
400
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Supplying, Conveying and fixing specials like “C.I.Tee” Branches, Bends and tapers including earthwork excavation as per schedule No.1.1. at any depth
-
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150mm dia CI 90 deg D/S bend
2
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CI Collars
-
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150mm
6
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Construction of thrust blocks using Cement Concrete 1:3:6 ,40mm B.G.jelly for Plain Cement Concrete
-
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150mm dia CI 90 deg D/S bend
1
-
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Cutting CI pipes 150 mm dia
3
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Testing CI pipes 150 mm dia
400
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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.
800
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Hire charges for diesel pumpset for 5 HP with fuel and crew charges including transportation
72
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Construction of chamber for 100 mm to 250 mm dia. sluice valve including providing and fixing FR Ccover and frame of size 60 x 60 cm for size 1.35 x1.2 x 1.55 m
1
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Sub Total (excluding GST)
1
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GST @18%
1
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