Tender For /Gr_1 Installation Of Cwpp Unit, Installation Of Cwpp Unit Beside The House Of Ashok Paul At Ward No 02 Within Berhampore Municipality Under Murshidabad District. Sl. No. Item Description 1 Providng And Installation Of 3 Mm X 40 Mm Dia Tu

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tender for /Gr_1 Installation Of Cwpp Unit, Installation of CWPP unit beside the house of Ashok Paul at Ward no 02 within Berhampore Municipality under Murshidabad District. Sl. No. Item Description 1 Providng and installation of 3 mm x 40 mm dia tubewell with water jet system with supply and installation of all PVC pipes and strainers of approved make (medium duty) conforming to ASTMD- 1785 wil all necessary accessories, specials with adapter conforming to IS: 12818 of adequate length, with supply of all pipes, strainers and other materials (steel cutter piece, plug, reducer, housing clamp of M.S. Plate etc.), labours, carriage, collection of tube well water and performing bacteriological and chemical tests (including Arsenic test) all complete as per direction of the Engineer-in- charge.(Total depth of tubewell 70 m; 125 mm dia. Housing pipe- 42 m; 40 mm dia, Well pipe 16.0 m; 40 mm dia. Strainer- 12 m.).NOTE: Payment will be made as per actual work done and as per detail item entercd in Annexure- I 2 Supplying, installation and lowering in position Solar Panel based AC Submersible pumping machinery (prefarably with stainless steel fabricated componets) with solar cuble & cable connector Kit. PV Panel (IEC 61215-2015 certified) Controller, Overhead protection, Dry run protection, Auto Restart facility, Float Switch with Water Level sensors, software for start-up of motors, making necessary connections with treatment units with supplying G.I. Controller box and external electrical (GRID) connections with necessary wiring, switch board and supplying 32 mm dia. PVC column pipe 42 m length as per direction of the EIC.i) Solar Panel configuration: 4 panels of 325 Wp (72 cell) each (Solar Panel to be installed on top of M.S. Supporting structure),i) Submersible pump capacity 1.0 HP. 14 Stage. 32 un outlet dia (preferably oil fitted) KSB/ Crompton or renowned brand. 3 Supplying and erecting in position M.S. Supporting structure for supporting PVC Tanks (as shown in the Dept drawing) and Solar Panel, 5 mm M.S. chequerred plate at top platform (2m X 2m), MS Ladder (suitably placed), Supplying and installarion in position PVC Tanks, all necessary pipeline connections with 32/25 mm dia, PVC pipe from Tubewell to delivery through Treatment unit, all complete with all pipes Specials, valves, 3 nos. Bib Cocks titted to treated water tank all complete as per direction of the E-in-C 4 Construction ot 3 m X 3 nm X 0.3 m platform around Arsenic treatment Units and MS Supporting structure including Fencing and Gate with locking arrangement all complete as per departmental drawing. 5 Construction of Surface Drain about 15 m length and 24 numbers of Soak Pit of900 mm dia, and 775 mm ovrall depth including 75 mm dia. UPVC drain pipe 5 m long as per drawing no. P&DD- [V/292/12-14)and as per direction of the EIC.NOTE: Deduction RS. 850.00has to be made for each m of less length of drain than 15 m). 6 3000 Lit Raw water tank and 2000 Lit treated water tank. 7 Suppying, installation, commissioning and trial run (for 3 months) of Water Treatment unit forremoval of Iron and Arsenic below permiissible limit as per IS: 10500- 2012 including supply of all required media (vessels design for latest IS codes with minimum 3 mm thick), Food grade epoxy Coating inside, ousitde Painting with best quality synthetic pipeline (medium duty), Valves, 3 bib cocks, fitted after each Treatment unit to collect water sample for testing, meters and making arrangementof connection with existing pipeline as per specification and drawing and direction of the EIC.Quantity volume of all media are mentioned in the depeartmental drawing and to be followed strictly.Treatment unit size:1. Oxidation chamber: 350 mm dia X 1200 mn depth (1 no.)2. Pre Filtration unit 350 mm dia x 1200 mm depth (1 no.)3.Arsenic trentment unit: 350 mm dia X 1200 mm depth + 250 mm dia X 1200 mm depth.4. Backwash chamber: 500 mm dia X 1200 mm depth (1 no)5. UV Treatment unit of adequate capacity.Adsorption capacity of Arsenic media should not be less than 45g Arsenic per Kg of Arsenic Media (dry weight) and must have certificate from CSIR/III or other Govermmentreputable Instițutions. Imported media must have NSF certification in addition to the above ceitificate. or oher Details as per ANNEXURE I/A) 8 Construction of community tank ( 1000 lit capacity PVC tank with locking arrangement ) rested on support slab with 4 numbers bibcocks to collect water, Upto a distance of 50 m from the treated water storage tank including cost of supplying and laying of 50 m 25 mm dia PVC pipe as per departmental drawing.( Deduction @ Rs. 191.00 has to be made for each m of less length of pipeline than 50 m).Probable numbers are given The Working division may change the number of CT as per site condition. 9 Construction Soakpit for management of waste water from street stand post/ community tanks. Probable numbers are given. The working division may change the number depending on the numbers of CTs and SSPs as per site condition. 10 Construction of street stand post with platform upto a distance of 50 m from the treated water storage tank including cost of supplying and laying of 50 m 25 mm dia PVC pipe as per departmental drawing. (Deduction @ Rs.191.00 has to be made for each m of less length of pipeline than 50 m).Probable numbers are given. The working division may change the nunber of SSP as per site condition. 11 Operation and maintenance of entire installations for 5 years (except day to day operation) which includes:a) Cleaning of site, checking of valves and pipes, checking of electrical connections, cleaning solar panel etc, Twice in a month;6) Replacoment of daniaged Valves, Bib cocks and any other parts of all units as and when necessary;c) Repar/ replacement of pumping machinery i/c controller PV Panel, wiring, Switches etc as and when necessary;d) Paintng of M.S. structure and all painted surface at the and of each year. 12 Complete overhauling of Oxidation Vessel, Pre-Filter Vessel and Back-wash Vessel as and when required by engagement of labour & equipments (the work to be executed on written permission from the E-in-C.) which incudes:a) Conplete removal of media from the vessels, breaking of clots and thorough washing and cleaning of all media,b) Placement of all media with 10% fresh new media (lost during washing) including cost and carciaye of the tresh new media. 13 Complete replacement of Mn02 and Green sand in the Oxidation Vessel and Pre-Filter Vessel as and when required by engagement of labour & equipments (the work to be executed on writen permission from the E-in-C) which includes:Complete removal of old media from the vessels and placement of new media including cost and carriage. 14 Engagement of labour for daily operation @ Rs. 100.00 per day for 5 (five) years 15 Sub Total 16 GST 18% 17 CESS 1%