Tender For Deposit-Rwss To Cheethappara-Deposit Work- Block Panchayath -Supply And Installation Of 1 Mld Pressure Filter At Cheethappara Pump House At Malayattoor Neeleeswaram Panchayath-General Civil Work, Malayattoor-Kerala
TDR : 47071658
Tender Notice
BOQ
Expired
Malayattoor
Kerala
Tender For Deposit-Rwss To Cheethappara-Deposit Work- Block Panchayath -Supply And Installation Of 1 Mld Pressure Filter At Cheethappara Pump House At Malayattoor Neeleeswaram Panchayath-General Civil Work
Work Name:DEPOSIT-RWSS to Cheethappara-Deposit work- Block Panchayath -Supply and Installation of 1 MLD pressure filter at Cheethappara Pump House at Malayattoor Neeleeswaram Panchayath-General Civil Work
Sl. No.
Item Description
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WORKING CHARGES
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OD264127/2023-2024:Designing manufacturing installing as per the technical demand and site condition trial running and commissioning of one number pressure sand filter (PSF) of capacity 50000 Liters / Hour pressure Filter vessel with Diameter 1800mm and HOS 2000mm ( Height) and shell thickness 10 mm and Dish end thickness 12 mm adequate to withstand possible maximum internal pressure. Also provide 3 mm thick corrosion resistant FRPliner for the vessel. The container should have a manhole with cover at top for easy inspection of the unit provision of door /dummy at bottom for media removal. The unit should be incorporated with best quality 125mm C I Butterfly Valves having ISI mark for filter unit functioning including rinsing and back washing . The outlet of the pressure sand filter shall be connected with the Pumping Main. The scope of work includes all related mechanical and pumping works and interconnection of the system at inlet and outlet with existing pumping main, by pass arrangement . All the metallic parts should be painted with approved quality anti-corrosive paint. The filter media comprising of graded Coarse and Fine Sand should have good performance life for a minimum period of 2 year The supporting under bed materials shall be graded pebbles / crushed gravel etc. with Supply,erection,testing and commissioning of Semi Cabinet Wall mounted Vacuum Feed Gas Chlorinator having a maximum feeding capacity 0 - 5 Kg / Hr with Auto Vacuum Regulator consist of Vacuum and Vent tube Connectors, Flow Control Valve mounted with 'O' Rings, Chlorine inlet Silver Assembly with Valve and Stud, Hastalloy 'C' Spring, Teflon Seating etc. mounted on wall with brackets with screws, Rota meter tube assembly with Teflon Float duly calibrated the dose range up to 5kg / Hour, Ejector Assembly Completed with inlet valve and throttle arrangements, Gas mixing with water outlet arrangement, Solutions outlet system, Vacuum Pressure Regulator fitted with neoprin 'O'-ring, Hastalloy "C" spring loaded Teflon diaphragm assembly, Hast alloy C, Hex nipple connection with nuts, Teflon connecting tubes, Water pressure gauge, Vacuum gauge and Chlorine Pressure Gauge with necessary connections, brackets, blocks. Chlorine solution outlet should connected to the sump with pipes and fittings of maximum of 15 meters with required length of best quality Teflon coated copper pipe for gas flow from Cylinders to the Chlorinator along with Hast alloy "C" connectors in both ends complete including a Motor Pump set with required water pressure for creating the vacuum. Also providing adequate training for operation and maintenance to the operating staff, safety instruction manuals and chartsfor both PSF and chlorinator. Fixing of pressure filter by anchoring in the new concrete foundation.including Pressure Filter Valve Guard with MS Fabrication with Mesh etc.
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5.2.2:Reinforced cement concrete work in walls (any thickness), including attached pilasters, buttresses, plinth and string courses, fillets, columns, pillars, piers, abutments, posts and struts etc. up tot floor five level excluding cost of centering, shuttering, finishing and reinforcement :1:1.5:3( 1 cement : 1.5 coarse sand : 3 graded stone aggregate 20 mm nominal size)
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5.9.1:Centering and shuttering including strutting, etc. and removal of form for:Foundations, footings, bases of columns, etc for mass concrete
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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
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OD264255/2023-2024:Dismantling the current pressure filter and transport it to the Iliithode WTP
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OD164337/2024-2025:Supply of Digital Turbidity meter model - 132
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