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| 1 | Supplying and Laying of dedicated 100 mm dia. D.I water main for a length of 1700 meters from the TH Road Headworks to the TNUHDB (336) Tenements at Village street, Thiruvottiyur in Depot 9, Area 1 |
| 2 | Cutting BT/asphaltic road surface by using road Compressor (machinary hire charges) |
| 3 | Supplying and Laying D.I. pipes (K9) as per IS 8329/2000 including earthwork excavation for trenches in hard stiff clay, stiff 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 initial lead of 10m and lift 2.00m carting of pipes from any of the Board’s stores to the site of work, lowering into trenches and aligning, refilling the trenches with excavated soil, watering and ramming to consolidationet., complete for the pipes of dia meter 1.5m depth .(Including backfilling). as per schedule. |
| 4 | 100mm dia K9 Pipes at 1.5 m depth-BT road |
| 5 | Providing Iron Barricading of size 2.50 m width and 1.75 m ht using 40x40x4 mm angle for outer frame supports 25x25x3 mm angle for inner frame supports 20 gauge thickness including cutting welding and CMWSSB Metrowater Boards and work details verticals, painting the verticals, painting the vertical posts in different colours, tieing with coir rope, fixing danger flags, danger lights, reflectors including watching during night and placing the barricading units as directed at the sites |
| 6 | Supplying of specials,Conveying and fixing of Specials (IS 1538/1986) |
| 7 | 100 mm DI D/S 90 deg bend |
| 8 | 100 mm DI D/S 22.5 deg bend |
| 9 | 100 mm dia MJ Collar |
| 10 | 100 mm dia Sluice Valve with tail piece (IS14846/2000) |
| 11 | 80mm double Air valve |
| 12 | Cutting D.I. mains |
| 13 | For 100 mm dia. pipes |
| 14 | Hire charges for diesel pumpset for 7.5 HP with fuel and operator charges including transportation. |
| 15 | Testing of D.I.pipes with hydrulic testing equipment by fillling with water and testing to recommended pressure in convenient sretches and attending the bursts if any occurred during the test, excluding the cost of pipes, including other incidental and operational charges,etc., complete. |
| 16 | 100mm dia DI Pipes |
| 17 | Construction of Sluice Valve chambers |
| 18 | For 100 to 250mm dia Sluice valve including providing and fixing L.S.Cover and frame of size 60x60cm. For size 1.35m x 1.20m x 1.55m |
| 19 | Construction of water meter chamber of size size 1.4m x 1.4m x 1.8m for mounting 80 mm dia water meter. |
| 20 | Construction of 80 mm Double Air Valve chamber for 100 mm to 350 mm dia. Pipeline including providing and fixing FRC cover and frame of size 60x60 cm for size 1.2 x 0.9 x 1.8 m |
| 21 | Electromagnetic Flow Meter shall be a velocity sensing Electromagnetic type, microprocessor based signal converter, sealed housing, flanged tube meter for 1.0 Mpa working pressure, manufactured to highest standard available for mag-meters, equipped with minimum six digit digital totalizers, reading in different units (Kiloliters / Cubic meter) and shall be accurate within 0.5% of Measured value, shall operate within a range of 0.3 m/sec to 4 m/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 IS 1538. 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/ Polyurethrene/ PTFE preferably by SBR or EPDM. Meter tube shall have a constant nominal inside diameter offering no obstruction to the flow. The accuracy should be inclusive of linearity, hysteresis, repeatability, temperature and pressure effects. Coil Housing shall be fabricated from stainless steel (SS304)/ Die cast Aluminium/ Carbon steel with anticorriosive paint 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 of flow volume for both forward and reverse directions. The converter shall provide an isolated 4-20 mA output into minimum 500-ohm load and a frequency output of a maximum of 0-10 KHZ and a scaled pulse output. The microprocessor based signal converter shall have a self-diagnostic test mode and a backlit 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 signal converter housing should be die-cast aluminum with glass window. The converter cum transmitter should be fully programmable from 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. |
| 22 | Supplying of specials,Conveying and fixing of Specials (IS 1538/1986) |
| 23 | 80mm D/F 1m pipe |
| 24 | 100x80mm dia D/F Taper |
| 25 | Incidental charges during execution of work along pipe laying, for the following works: |
| 26 | Replacement of Underground Utilities (PVC Pipe) damaged duringearthwork excavation for pipe laying works including cost of additional earthwork excavation in all soil strata, including BT/CC road cutting,removal of slushy soil and replacing the pipeline with sound pipe,including supply and delivery of PVC pipes, couplers, jointing materialand required specials, cutting, conveying , laying, jointing and cost of refilling for the additional earthwork etc complete and as directed by the TWAD board officers. |
| 27 | Supplying and laying of MDPE (PE80) Blue pipe (IS:4427) with necessary specials including earth work excavation laying jointing testing, refilling the trenches and disposal of surplus earth For wateretc.complete. |
| 28 | Boring and Tapping mains or Re-boring and Tapping main and fixing brass screw plugs or ferrules of sizes including fixing of saddles piece.For water |
| 29 | Providing 200 mm dia PVC casing pipes across SWD |
| 30 | Hire charges for power breaker to dismantle the side walls of SWD |
| 31 | InterConnection with Pumpset |
| 32 | 100mm dia D/F pipe 2 m length long |
| 33 | 100mm dia D/F DI 90 deg bend |
| 34 | Non return valve 80mm dia |
| 35 | 80mm dia sluice valve |
| 36 | 80x100mm dia A/F TEE |
| 37 | 100mm dia DI D/F pipe 0.5m long |
| 38 | 100mm dia D/F Duck Foot Bend |
| 39 | 100mm dia D/F bend 1.5m long |
| 40 | 100mm dia D/F pipe 1m long |
| 41 | 100mm dia D/F Dummy |
| 42 | 100mm dia Flange bell Mouth |
| 43 | 100 mm dia Flange Tail piece |
| 44 | 100mm dia Flange Socket |
| 45 | Cutting asphaltic B.T road |
| 46 | Cutting BT surface by using road Compressor (machinary hire charges) for HSC |
| 47 | 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. |
| 48 | RTK survey - For the Point Underground / Surface Assets along the roads |
| 49 | Supplying, delivery, erection & commissioning of electrically driven Horizontally split case water supply pumpsets with allied works at the TNUHDB |
| 50 | Supply, delivery, erection, testing and commissioning of electrically driven, water lubricated horizontal split case water supply pumpset with bronze impellers, other accessories suitable for following duty point, including required capacity 3Ph, 415 V, AC, 50 Hz, TEFC, squirrel cage induction motor, on a common base plate, with suitable starter, fasteners including incidental civilworks etc. complete. |
| 51 | Pump- 1 - 600 lpm against a total head of 33 m |
| 52 | 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. |
| 53 | Pump -2 kvar |
| 54 | 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 |
| 55 | Supplying and fixing of 63 Amps Triple Pole FSU with HRC fuses on suitable angle iron frame with earth connection only. |
| 56 | Supply, delivery, erection, testing and commiossioning of floor mounted M.V.panel with aluminium bus bars and consisting of required quantities 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 and comprising of following and as per drawing & specifications; |
| 57 | Capacity of M.V. Panel - 63 Amps |
| 58 | 63 A FP MCCB Switch 25 Ka for (EB) |
| 59 | 63 A FP MCCB Switch 25 Ka(for DG) |
| 60 | 32 A TP MCCB 25 kA for Pump- 2 |
| 61 | 16 A TP MCCB 25kA (for Pump- 2 cap.) |
| 62 | Supply, delivery, erection, testing and commissioning of following capacity Diesel Generator set, Phase, 50Hz, 415V, consisting of Diesel Engine capable of delivering continous brake horse power with standard fittings, water-cooled Radiator, acuostic enclosure to restrict the noise level as per TNPCB norms, Residential silencer with exhaust pipe arrangements, suitable alternator (brushless), self-excited, self-regulated, suitable for continous operation. Automatic Mains Failure (AMF) Panel consisting of ammeter with CT's and selector switch, voltmeter with selector switch MCCB, energy meter, earth fault relay, indicating lamps, fuses, and required 1.1KV grade PVC armoured aluminium cable from alternator to alternator control panel , 12/24V battery, battery leads, battery charger etc.Coupling with guard ,Fuel tank ( 8 hours capacity ) common rigid MS channel Base frame, antivibration mounting pad setc.complete. |
| 63 | Supply and Delivery of 25 KVA DG |
| 64 | 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. |
| 65 | From 63 Fuse Carriers to 63 Amps SFU & from there to 63 Amps MCCB Switch of MV panel (Wall) |
| 66 | 4c 25 sqmm |
| 67 | From existing Control Panel of DG to A MCCB of MV Panel (Under ground) |
| 68 | 4c 25 sqmm |
| 69 | From mv panel to control panel of pump |
| 70 | size 4c 10 sqmm |
| 71 | From control panel of pump to motor |
| 72 | size 4c 10 sqmm |
| 73 | From mv panel to capacitor |
| 74 | size 4c 10 sqmm |
| 75 | From control Panel of Pump to Local P.B. Station size 3 core 6 sq.mm copper (Under ground) |
| 76 | 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. |
| 77 | size 4C,25 Sqmm (EB) |
| 78 | size 4C,25 Sqmm (DG) |
| 79 | Size 4C,10 sq.mm (Pump- 1) |
| 80 | size 3C,6 Sqmm (Pump- 1 capacitor) |
| 81 | Supply, delivery and fixing of dust and vermin proof Local Push Button station near the pumpset with 1 No\\"ON\\" and 1 No \\"OFF\\" push buttons (the \\"OFF\\" push button shall be locable in \\"OFF\\" position). |
| 82 | Supply, delivery and erection of Single Phase 6 way16 Amps, 10kA LDB with the following:1 No. of 16A, DP RCCB4 Nos of 6A, SP MCBin sheet steel enclosure fitted with busbars and neutral links and suitable angle iron frame works with provision for earthing etc. complete. |
| 83 | 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. |
| 84 | Road cut restoration charges - GCC - Interior route road - 730m |
| 85 | Providing and laying, spreading and compacting graded stone aggregates to Wet Mix Macadam 250 mm thick specification including premixing the materials with water at OMC in mechnanical mix plant carriage of mixed material by tipper to site laying in uniform layers with pavers in Sub Base/ Base course on well prepared surface and compacting with vibratory roller to acheive the desired density including cost of material, labour charges, rentals for machinery, fuel and all other incidental charges etc., complete as per clause 406 of MORTH Rev-5 |
| 86 | Cement concrete 1:2:4 using 12 to 20mm gauge hard broken stone jelly for plain concrete work including laying compacting curing, etc., complete. (For restoration of road surfaces ) |
| 87 | Total excluding GST |
| 88 | GST @18% Please Enable Macros to View BoQ information |
