Total Renovation Of Rapid Gravity Filters ( Bed No. 1 ) Of 77 Mld Water Treatment Bhelatand, Dhanbad- 1 Removal Of Defunct Butterfly Valves, Controller Chamber Fittings, Rof & Loh Indicators And Filter Media Followed By Stacking The Same At Sit

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Total Renovation Of Rapid Gravity Filters ( Bed No. 1 ) Of 77 Mld Water Treatment Bhelatand, Dhanbad- 1 Removal Of Defunct Butterfly Valves, Controller Chamber Fittings, Rof & Loh Indicators And Filter Media Followed By Stacking The Same At Site. 2 Supplying Labours, Tools And Equipments For Removal Of All Defunct Butterfly Valves & Pneumatic Cylinders Of The Filters 250Mm To 700 Mm Dia As Per Direction Of E / I. 3 Supplying Labours, Tools And Equipments For Removal Of Entire Defunct Controller Chamber Fittingsand Existing Defunct Rof & Loh Indicators As Per Direction Of E / I. 4 Supplying Labours, Tools And Equipments For Removal Of Entire Quantity Of Filter Under Drain Pipes From The Filter Beds Etc. All Complete Job. 5 Pressure Grouting For Sealing Of Water Leakage From Filter Beds. 6 Pressure Grouting Of Inside Walls & Floor Of Filter Beds After Surface Preparation, Followed By Applying Dr. Fixit Pidicrete Upr Mix With Cement. 7 Supply Of C.I. Double Flanged Metal To Rubber Butterfly Valves Of Shiva Durga Make With Pneumatic Cylinders:- 8 Supply Of 700Mm. Dia. Butterfly Valves 9 Supply Of 600Mm. Dia. Butterfly Valves 10 Supply Of 450Mm. Dia. Butterfly Valves 11 Supply Of 250Mm. Dia. Butterfly Valves 12 Fixing Of C.I. Double Flanged Metal To Rubber Butterfly Valves Of Shiva Durga Make With Pneumatic Cylinders Of :- 13 Fixing Of 700Mm. Dia. Butterfly Valves 14 Fixing Of 600Mm. Dia. Butterfly Valves 15 Fixing Of 450Mm. Dia. Butterfly Valves 16 Fixing Of 250Mm. Dia. Butterfly Valves 17 Supply Of Filter Outlet Controller:- 18 Supply Of 450Mm. Dia. Double Bit Double Entry Type Outlet Control Valve With Fittings, Rate Setter, Orifice Gear, G.I. Float Stand, Rectangular Weirwith Aisi 304 Weir Plate, M.S. Frp Lined Controller Float Etc. 19 Supply Of Rof & Loh Indicator:- 20 Supply Of Local Pedestal Type Rate Of Flow ( Rof ) & Loss Of Head ( Loh ) Indicator With Pvc Float, S.S. 304 Wire Rope, M.S. Cadmium Plated Counter Weight And Float Guide Pipe Etc. 21 Supply Of Filter Outlet Controller Chamber Cover:- 22 Supply Of Frp Controller Chamber Cover Suiting To Sizes Of Various Chambers 23 Fixing Of Filter Outlet Controller:- 24 Fixing Of Filter Outlet Controller Fittings & Fixtures Complete 25 Fixing Of Rof & Loh Indicator:- 26 Fixing Of Local Pedestal Type Rate Of Flow ( Rof ) & Loss Of Head ( Loh ) Indicator Complete With Fittings & Fixtures 27 Supply Of Filter Under Drain Pipes:- 28 Supply Of 90Mm. Dia. Pe 80 Pn-10 Hdpe Pipe For Under Drain Of Filter Beds Sor-Item 112 P-45 29 Laying Of Filter Under Drain Pipes:- 30 Laying Of 90Mm. Dia.Hdpe Pipe For Under Drain Of Filter Bedssor 3.1.2 ( Viii ) 31 Labour Charge For One Cutting Of Hdpe / Upvc / Aca Pressure Pipe As In Item 12.1.43 As Per Specification And Direction Of E / I Sor 3.1.44 ( 1 ) 32 Supply Of Filter Media For Filters:- 33 Supply Of 12 / 24 Mesh Graded Barakar Sand Excluding Carriage, Loading & Unloading.Sor 5.6.11X11.9X9.75X0.65 34 Supply Of Graded Graded Barakar Gravels ( Size 3Mm. To 63 Mm. ) Excluding Carriage, Loading & Unloading. Sor 5.6.3 35 Taking Out Of Filter Media For Filtrs In The Filter Bed Excavation Lifting And Leading Out Of Bed To Dumping Side Including All Materials Labour Equpiments. 4X11.9X9.75X1.3Sor 6.1.11.2 36 Carriage Of Materials 37 Mesh Graded Barakar Sand 60 Km 38 Graded Barakar Graded Gravels ( Size 20Mm To 63Mm60 Km 39 Disposal Of Garbage From Filteration Plat To Dumping Area Av. 15 Km 40 Repairing & Renovation Of Filter Control Table:- 41 Repairing& Renovation Of Filter Control Table By Changing Necessary Spare Parts For Pneumatic Control Console With M.S. Under Structure, 5Sets Pneumatic Switch For Open / Close Of Valves With Indicating Lamps For Status Of Valves, Internal Electrical Wiring, Pneumatic Pipe Line Etc. 42 Providing Rcc M-200 With Nominal Mix Of ( 1:1.5:3 ) In Foundation And Plinth With Aproved Qulaity Of Stone Chips 20Mm To 6Mm Size Graded And Clean Coarse Sand Of Fm 2.5 To 3 Including Screening Shutterring Mixing Cement In Mixer And Placing In Position Vibrating Striking Couring ( But Excluding The Cost Of Reinformement Taxes And Royalty All Complete As Per Building Specification And Direction Of E / I. Sor - 5.3.5 4X11.9X9.75X0.075 43 Providing Tor Steel Reinforcment Of 8Mm Dia Rods As Per Approv Ed Desing And Drawing Sor- 5.5.4 44 Removing Dry Or Oil Bound Distemper, Water Proofing Cement Paint And The Like By Scrapping, Sand Papering And Preparing The Surface Smooth Including Necessary Repairs To Scratches Etc. Complete. 45 Providing And Applying J.K. Putti Of 2 Mm. Thickness Over Plastered Surface To Prepare The Surface Ever Smooth Complete As Per Specification And Direction Of E / I. Dsr2018-13.80 46 Applying One Coat Of Water Thineable Cement Primer Of Approved Brand And Manufacuter On Wall Surface.Dsr2018-13.43.1 47 Providing Two Coat Of Oil Bound Distemper Of Approved Shade And Make Over Old Surface Distemper Washing, Cleaning And Preparing The Walls Scaffolding, Washing Of Items And Taxes All Complete As Per Building Specification And Direction Of E / I. 48 Providing Two Coarse Of Weather Coat Of Approved Shade And Make Over A Coat Of Cement Primer On Old Surface Including Preparing The Plastered Surface Th With Sand Paper, Scaffolding, Curing And Taxes All Complete As Per Building Specification And Direction Of E / I. 49 Providing Two Coats Of Synthetic Enamel Paint Of Approved Shade And Make Over Steel Surface Including Cleaning The Surface Thoroughly Cost Of Scaffolding And Taxes All Complete As Per Building Specification And Direction Of E / I. 50 Dismantling Old Plaster And Pointing In Cement Or Lime And Raking Out Joints To 15Mm Depth Watering And Disposal Of Unserviceable Materials With All Leads All Complete As Per Direction Of E / I. 51 Providing 12Mm Thick Cement Plaster ( 1:6 ) With Clean Coarse Sand Of Fm 1.5 Including Screening, Curing With All Leads And Lifts Of Water, Scaffolding Taxes And Royalty As Per Building And Direction Of E / I. 52 Gst 53 Labour Cess