8875/E8

Amount

Dismantling the PVC body multigrade filter unit, frontal pipe line and valves, un loading the media and cleaning media i.e pebbles, gravels using chemical, replacement of silex with new one, servicing of multi port valve, Refilling the media as per original complete including topping up and re-installation of unit & testing complete all as specified and directed.

All as per item No.1 here-in-before but activated carbon filter unit.

All as per item No.1 here in before but iron removal filter unit.

All as per item No.1 here-in-before but softner unit. NOTE FOR ITEM NO 1 TO 4:Filter media, carbon media, iron removal media & resin for softner shall be measured & paid separately.

Supply only 'fine sand 16 - 30 Mesh'

Supply only 'Activated carbon granular (2.0- 5.0 mm) in sealed jars'

Supply only 'Gravels 2 - 6 Mesh' for Multigrade filter / activated carbon / Softner

Supply only 'Silex for multigrade softner filter.

Supply and fixing reverse osmosis micron cartiridge - 20" including taking down existing worn out ones complete all as specified and directed. Make : Gopani/Kemtek India/Multitex Engg or equivalent. Note : Each cartiridge as per site requirement. (Measured separately each time)

Supply and fixing Reverse Osmosis membrane(Element - 4040-0) including taking out existing wornout/chocked reverse osmosis membrane, complete all as specified and directed. For INDRO - 403/401 model Make : ION Exchange /Multitex Engg or equivalent

Supply and fixing for R.O. high pressure switch-2.5 to 25 kg/cm² including taking out existing old one, complete all as specified and directed.

Supply and fixing for R.O. low pressure switch-0.5 to 2.5 kg/cm² including taking out existing old one, complete all as specified and directed.

Supply and fixing for R.O. micron cartridge housing-PP-20" including taking out existing old one, complete all as specified and directed. Make : ION Exchange/Gopinath or equivalent

Supply and fixing for R.O. membrane housing(FRP)-4" single element including taking out existing old one, complete all as specified and directed. Make : ION Exchange/UKL or equivalent

Supply and fixing neddle valve of size 25mm(1") dia including taking out existing old one, complete all as specified and directed.

Supply and fixing SS ball valve of size 25mm(1") dia including taking out existing old one, complete all as specified and directed.

Supply and fixing Dial pressure gauge-middle connection of 0 - 10 Kg/sqcm, size (2.5") dia including taking out existing old one, complete all as specified and directed.

Supply and fixing PP Adaptor for FRP vessel of size 100mm x 100mm dia including taking out existing old one, complete all as specified and directed. Make : Indion or equivalent make of Kemtek India/Multitex Engg.

Supply and fixing PP Adaptor for FRP vessel of size 2.5" x 4" dia including taking out existing old one, complete all as specified and directed. Make : Indion or equivalent make of Kemtek India/Multitex Engg.

Supply & fixing PVC brine ejector(PP) :- 1:1 ejector - 1" x 1/2" control valve 25mm dia including taking down old one complete all as specified and directed. Make : Indion/Kemtek India/Multitex Engg.

S&F of HDPE/PVC strainer inside the multigrade, iron removal softening plant as per existing including taking down old unserviceable one complete all as specified and directed.

Overhauling of RO plant monoblock pumping set of capacity 0.5 HP/1.0HP, 1ph, 220V dismantling complete by opening the pump set form RO, cleaning of all parts i.e bushes bearing impellers, and replacement of coupling shaft seal and changing the Stainless steel casing of pump testing complete including re-installing at site and tested complete all as specified and directed.

Overhauling of RO plant monoblock high speed pumping set of capacity 3.0HP, 3ph, 415V dismantling complete by opening the pump set from RO, cleaning of all parts i.e bushes bearing impellers, and replacement of coupling shaft seal, changing the Stainless steel casing of pump and inlet/outlet rubber gasket testing complete including re-installing at site and tested complete all as specified and directed.

Cleaning of PVC tank of capacity 2000 ltrs by removing all scale from bottom and wall & cleaning and washing using chlorine solution as directed including writing date of cleaning complete all as specified and directed.

Supply and replacement of PVC body multiport valve, 40mm NB top mounted for filter, 25/32mm dia incl taking down exisiting unserviceable valve complete all as specified and directed. Make : ION Exchange/UKL/Initiative or equivalent

All as per item No.25 above but for softner with injector incl taking down exisiting unserviceable valve complete all as specified and directed. Make : ION Exchange / UKL / Initiative or equivalent

Supply only common salt for regenation of resin including making brine solution complete all as specified and directed.

Cleaning of RO membrane duly taking out from RO plant, cleaning with Solution 1 to be used for inorganic fouling(Solution of Citric acid & RO product water duly adjusted to PH 4.0 with sodium hydroxide) and refixing the same of its original position and testing for leakage complete all as specified and directed.

All as per item No 28 above but with Solution 2 used for calcium sulphate and organic fouling (solution of Sodium Tripolyphosphate, Tetra Sodium EDTA (Versen 220 or equal) and RO Product -chlorine free ) duly adjusted to 10.0 with Sulphuric Acid (H2SO4)

Taking down interconnecting pipe HDPE/UPVC/GI pipe any type complete all as specified and as directed.

M & L Unplasticised PVC pipes of pressure rating 10 kgf/cm2 fixed complete to walls, ceilings or in floors etc, any type of pipe of bore 25 mm complete all as specified and as directed.

Repair/Maint of monoblock booster pump set of capacity 0.5HP, 1ph, 230V taking out existing winding and rewinding the same with super enamelled bare insulated copper winding wire as per existing gauge and turn to achieve required RPM, replacement of ball bearing, connection wire, cooling fan of motor, oiling etc complete testing all as specified and as directed.

All as per item No 32 above but for capacity 1.0 HP , 1phase complete testing all as specified and as directed.

All as per item No 32 above but for capacity 3.0 HP, 3 phase complete testing all as specified and as directed.

Supply and fixing Stainless Steel fabricated Skid (assembled by SS304 steel square bar of size 25mm x 2.5 mm (thick), 25 x 25 x 25 mm x 2.5 mm (thick) channel and angle of size 25mm x 25mm x 2.5mm (thick), Steel Skid of size 1100mm x 850mm x 1600mm (H) of plant capacity 400 to 1000 LPH (i.e. 02 to 05 membrane system INDRO 405) for Reverse Osmosis plant including taking out existing rusted/wornout Skid, complete all as specified and directed. Make : Kemtek India, model INDRO - 402/405 or equivalant of ION Exchange /Multitex Engg )

Supply, fixing and testing of Microprocessor based Panel with provn for connectivity of 1ph feed pump(upto 3HP) and 3ph high speed pressure pump(upto 5 HP) for Reverse Osmosis plant including taking out existing Panel, complete all as specified and directed. Make : Kemtek India or equivalant of ION Exchange /Multitex Engg )

Supply, fixing and testing of mwc-mono block feed water pump set of capacity 1 HP, 1ph, 230 volts, 3500 LPH, Suc/Del - 32/32mm, 25 mtr head for reverse osmosis system including taking out existing one, testing complete all as specified and directed. Make : Kirloskar, Model MOC-CI or equivalent make of Wilo/Grundfos/CRI.

Supply, fixing and testing of mwc-mono block feed water pump set of capacity 0.5 HP, 1ph, 230 volts, 1500 LPH, Suc/Del - 32/32mm, 25 mtr head for reverse osmosis system including taking out existing one, testing complete all as specified and directed. Make : Kirloskar, Model MOC-CI or equivalent make of Wilo/Grundfos/CRI.

Opening top cover of manhole and side hand hole of 9,000/10000 GPH capacity pressure filter vertical type, unloading the filter media from the pressure filter e.g sand gravells (diferent sizes) takings out carefully strainer (Push/Thread) from inside bed plate, cleaning the inside chamber through chemical,brush etc and disposal of unsv filter media( sand,gravel,stainer etc) within 100 metere radious from the existing filter plant complete all as specified and as directed.

Opening top cover of manhole by unscrewing the bolts of 6400/ 5000 GPH softening plant, unlloading the cation resin from upper portion of softening plant and disposal of unsv resin within 100 metere radious from the existing filter plant and cleaning the inside chamber through chemical,brush etc complete all as specified and as directed.

Opening top cover of manhole by unscrewing the bolts of 10,000/5000 GPH Oxidation chamber plant, unlloading the unsv MNO2 from upper portion of oxidation plant and disposal of unsv MnO2 within 100 metere radious from the existing filter plant and cleaning the inside chamber through chemical,brush etc complete all as entire satisfaction of complete all as specified and as directed.

S & F MS frontal pipe 80 mm bore heavy duty with bend ,Tee etc flange type or welded of any length including taking down existing pipe complete all as specified and as directed.

All as per item No 42 above but for 100 mm bore complete testing all as specified and as directed.

All as per item No 42 above but for 150 mm bore complete testing all as specified and as directed.

Supply and fix PVC strainer push fit for pressure filter as per existing size & shape including taking down old one complete all as specified and as directed.

Fixing only PVC strainer push fit for pressure filter as per existing size & shape complete all as specified and as directed.

Supply & laying of new filter sand of 10 x 40 mesh from Barakar layer by layer as per designed layer to the pressure filters at different location complete all as specified and as directed.

Supply & laying the new graded gravels of different size ( Gravel of size 1.5" x 1", Pebbles of size 1" x 1/2", Core silex of size 1/2" x 1/4", Fine silex of size 1/4" X 1/8") inside the pressure filters at different location.

Supply and loading of cation resin in the exisitng softening plant complete all as specified and as directed.

Supply and loading of MNO2 in the exisitng Oxidation chamber plant complete all as specified and as directed.

S&F Vessel manhole and hand hole gasket of existing size complete all as specified and as directed.

S&F diaphragm valve of size 65mm dia (flange type) with fiber gasket including taking down old one complete all as specified and as directed.

All as per item No 52 above but for 80mm dia complete all as specified and as directed.

S&F butter fly valve (water type) of size 80mm dia with fiber gasket including taking down old one complete all as specified and as directed.

All as per item No 54 above but for 150mm dia complete all as specified and as directed.

Repair to monoblock high speed pump 3 HP for RO plant as feed pump complete including dismantling, the pump and repair at shop with changing the bush and ball bearing including necessary seal and lathe work on cracked body , brazing work etc and fixing the same on the position complete all as specified and as directed.

M&L 25mm bore high pressure brass ball valve conform to IS 1703-2000 including taking down old one complete all as specified and directed.

All as per item No 57 above but for 32mm bore complete all as specified and as directed.

Supply and fixing (10"dia x 48" height) FRP vessel 4" top opening including taking out existing old one, complete all as specified and directed. Make : Indion or equivalent make of Kemtek India/Multitex Engg.

Supply only calcium based High strength granular chlorination chemical , Altoch Gp having 60 - 70% chlorine having corrsion inhibitors to prevent encrustation and scaling in distribution systems for water complete all as specified & directed. (Make : DECLIBAC TECHNOLOGIES Pvt Ltd, POTTER & WATTS AND BRIOZING UNLIMITED or its equivalent)

M&L preparing external old steel surfaces of any description width and girth and applying two coats of synthetic enamel paint (approved color) complete all as specified and directed.

M&L preparing external old steel surfaces of 8,000 GPH Iron Removal plant (i.e. IR- 01 Nos, Shoftner-1 No & Oxidation chember-01 No) incl connecting 80/100/150 mm MS pipe, valves etc(as per colour reqd) and applying two coats of synthetic enamel paint at Dumayune Avenue area complete all as specified and directed.

M&L preparing external old steel surfaces of 10,000 GPH Iron Removal plant (i.e. IR- 2 Nos, Shoftner-1 No & Oxidation chember-01 No) incl connecting 80/100/150 mm MS pipe, valves etc(as per colour reqd) and applying two coats of synthetic enamel paint at INS Netaji Subhash area complete all as specified and directed.

M&L preparing Internal old steel surfaces of 8,000 GPH Iron Removal plant and applying one coat of black bituminous paint suitable for drinking water inside the vessels (as reqd) at Dumayune Avenue area complete all as specified and directed.

M&L preparing Internal old steel surfaces of 10,000 GPH Iron Removal plant and applying two coats of black bituminous paint suitable for drinking water inside the vessels (as reqd) at INS Netaji Subhash area complete all as specified and directed.

Chemical analysis Lab Test : (Turbidity, PH, Total hardness, Iron (Organic & Inorganic Iron), Chlorides, Sulphates, Fluorides, Calcium,Colifrom) of RO Plant Treated water from Dumayune Avanue, INS Netaji Subhash, Teesta complex and Damodar complex area from Govt Approved Laboratory including collection of water, Sterilized bottle for testing and submission of the test report. (Note : testing is to be carried out on each plant and once in every 2 month intervel.

Chemical analysis Lab Test : (Turbidity, PH, Total hardness, Iron (Organic & Inorganic Iron), Chlorides, Sulphates, Fluorides, Calcium, Arsenic) of IR Plant Treated water from Dumayune Avanue & INS Netaji Subhash from Govt Approved Laboratory including collection of water, Sterilized bottle for testing and submission of the test report. (Note : testing is to be carried out on each plant and once in every 3 month intervel.

Comprehensive maintenance of water treatment plant for safe and efficient running at INS Netaji Subhsh pump house for plant capacity of 9000 GPH and consisting of the following accessories complete all as specified and as directed :- (a) Oxidtion chember-01 No. (b) Multigrade pressure filter-02 No. (c) Brine solution tank-01 No. (d) Chlorine dozing pump-01 No. Note :- (i) Contractor shall be responsible for making salt solution, charge and shifting of salt bags etc, salt will be measured & paid separately. (ii) Hardness testing on daily basis & iron testing in every 15 days intervels and maintain register properly. (iii) Responsible for rectification of any leakage from inlet and out let connection with existing pipe line including replacement of gasket, nuts, bolts or any tools reqd at site. (iv) Unit rates shall deemed to be inclusive of taking down defective parts/accessories as and when reqd for smooth and effcient functioning of plant.

Comprehensive maintenance of water treatment plant for safe and efficient running at Dumayune Avenue pump house for plant capacity of 10000 GPH and consisting of the following accessories complete all as specified and as directed :- (a) Oxidtion chember-01 No. (b) Multigrade filter-01 No. (c) Brine solution tank-01 No. (d) Chlorine dozing pump-01 No. Note :- (i) Contractor shall be responsible for making salt solution, charge and shifting of salt bags etc, salt will be measured & paid separately. (ii) Hardness testing on daily basis & iron testing in every 15 days intervels and maintain register properly. (iii) Responsible for rectification of any leakage from inlet and out let connection with existing pipe line including replacement of gasket, nuts, bolts or any tools reqd at site. (iv) Unit rates shall deemed to be inclusive of taking down defective parts/accessories as and when reqd for smooth and effcient functioning of plant.

Comprehensive maintenance of RO treatment plant for safe and efficient running at INS Netaji Subhash, Dumayune Avenue, Teesta Complex and Damodar Complex area for plant capacity of 600/400/200 LPH and consisting of the following accessories complete all as specified and as directed :- (a) Centrifugal pump-02 No. (b) Multigrade filter-01 No. (c) RO plant-01 No. (d) Multigrade filter-01 No. (e) Softener - 01 No. Note :- (i) Contractor shall be responsible for making salt solution, charge and shifting of salt bags etc, salt will be measured & paid separately. (ii) Hardness testing on daily basis & iron testing in every 15 days intervels and maintain register properly. (iii) Responsible for rectification of any leakage from inlet and out let connection with existing pipe line including replacement of gasket, nuts, bolts or any tools reqd at site. (iv) Unit rates shall deemed to be inclusive of taking down defective parts / accessories as and when reqd for smooth and effcient functioning of plant.

Rounaq Enterprise

EAST COAST STANDARD PRODUCTS

JAIN CONSTRUCTION AND ENGINEERS