Tender For Misc Rep/Maint Ro System Of Water Supply Distribution System And Misc Rep Of Borewell Line, Supply Line, External Water Supply System Along With Connected Wks With Other Allied Maint Wks At Af Station Palam.; 2 Supply and fix in repairs MS pipe fitting as bends, tees, collar, branch pieces, cap & plug etc, both ends flange weldedcomplete with replacement of nuts and bolts all as specified and directed by Engineer-in-Charge 3 Supply and fixing in replacement of MS ERW pipe C class of 300 mm dia including jointing and testing as per manufacturers instructions complete all as specified and as directed. 4 Supply and fixing in replacement of MS ERW pipe C class of 150 mm dia including jointing and testing as per manufacturers instructions complete all as specified and as directed. 5 Supply and fixing in replacement of MS ERW pipe C class of 100 mm dia including jointing and testing as per manufacturers instructions complete all as specified and as directed. 6 Dismantling of existing water header of size 300 mm dia and length of 6.5 Rm including cutting and dismantling of welding from supply and distribution line ( Supply line 150 mm -04 Nos, Distribution line-150 mm -02 Nos and 100 mm -04 Nos) by arranging crane or suitable labour as required for lifting the unserviceable header asideincluding dismantling existing pcc and and supply and fixing of new header with necessary cutting in 300 mm line, 150 mm line, 100 mm lineand necessary welding works including fixing of flanges with rubber gasket and nut bolts complete for wrater connection as dismantled above and as directed and making PCC foundation for support of Header (Note : MS pipe for header of different will be measured seperately)checking for satisfatory working all as directed by EIC. Note : Job for replacement of header shall be done with gurantee during the contract period and any defects after fixing shall be rectified by the contractor at his own cost. 7 (i)Dewatering the tank/UG Sump with portable submersible pump set with flow rate of 30,000 ltrs per hr. (ii)Removal of left over dirty water and sludge with special sludge removal pump set having capacity up to 1.7 lakh ltrs per hr.(iii) Cleaning of wall ceiling and floor by high pressure rotary water jet with the help of German equipment which create pressure of 80-120. (iv)Removing of remaining sludge from the floor with the help of industrial vaccum cleaner.(v)Spraying of non toxic biodegraded eco friendly anti bacterial agent certified by a Govt approved lab to disinfect the tank from harmful pathdons. The dose utilise should be as per OECD guide No 432.(vi)Treatment of inside tank be exposing UV radiation kill the suspended or floating bacterial remaining in the tank(vii) The cleaning of water reservior will be done two times on half yearly basis.(viii) Cleaning and removing all scale & dirt from bottom & walls and from mouth of circulation pipes of overhead tank of any capacityat staging height exceeding 15 metre and not exceeding 21.5 metre and disinfecting chemical the same using disinfecting chemical (chlorine) complete. 8 (a) Service PVC tank of capacity of 10,000 Ltrs each. 9 (b) Under Ground Sump2,000,00 gallonscapacity 10 (c) Under Ground Sump 1,000,00 gallonscapacity 11 (d) Under Ground Sump of 25,000 gallonscapacity 12 (e)OH reservoir upto50000 gallons capacity 13 (f)OH reservoir upto 1.75 Lakhs gallon capacity 14 Supply and fix in replacement of water level indicator of electronic type with PVC insulated copper conuctor for indicating water level. 15 Supply and fix in replacement of water meterof analogtype in 150mm CI pipeline line. 16 M & L for MS plate /sheet plain or chequered, cut to pieces as required and fixed to MS frame work by means of Electric arc/gas welding all as directed and specified. 17 Taking down cast iron /DI/GI water mains including burning out joints and recovering lead size of bore 150mmcomplete all as specified & directed by Engineer-in-charge. 18 Taking down cast iron water mains including burning out joints and recovering lead size of bore 100mm complete all as specified & directed by Engineer-in-charge. 19 Supplying, and laying and testing in trenches, jointing/ connecting and testing 150mm bore ductile iron pipe class k-7with spigot and socketed ends, centrifugally cast suitablejointcomplete, all as specified and directed by Engineer-in-Charge. 20 Supplying, and laying and testing in trenches, jointing/ connecting and testing 100mm bore ductile iron pipe class k-7with spigot and socketed ends, centrifugally cast suitablejointcomplete, all as specified and directed by Engineer-in-Charge. 21 Supply, laying, jointing & testing in replacement in trenches cast iron pipes 150 mm bore with spigot and socketed ends centrifugally cast (spun cast) class LA suitable for tyton jointscomplete all as specified and directed.Note:- Earth work, Joints and CI specials/ fittings of the pipes shall be measured and paid for separately under appropriate item. 22 Supply, laying, jointing & testing in replacement in trenches cast iron pipes 100 mm bore with spigot and socketed ends centrifugally cast (spun cast) class LA suitable for tyton jointscomplete all as specified.Note:- Earth work, Joints and CI specials/ fittings of the pipes shall be measured and paid for separately under appropriate item. 23 Excavation in trenches in any type of soil i.e. loose/soft not exceeding 1.5 Mtr wide and not exceeding 1.5 Mtr in width and getting out completeall as specified and as directed by Engineer-In-Charge.(Note:-Earth work (Item no-1,2,3,4) including excavation/Return filling/Removing is meant for job other than that required in laying of pipes and will be measured and paid for location as on requirement basis) 24 Returning,filling and including spreading, leveling and watering and well ramming in layers not exceeding 25 cm to achieve desired compactness as directed by Engineer-In-Charge. 25 Removing of excavated material/soil to a distance not exceeding 50 Mtrs and depositing at a level not exceeding 1.5 Mtr above the starting point all as directed by Engineer-In-Charge. 26 M &L for demolition of cement concrete in ground floors and pavings n.exc 15 cm thickness (below or above ground level) 27 M&L for PCC 1:3:6 type C-1 ( using 20 mm graded stone aggregates) for repairing of valve chamber foundation etc including filling in road cuts/ hard standing etc all as specified and as directed. 28 Supply, laying, jointing and testing in replacementin trenches,galvanized iron water tubing of sie 50 mm bore medium grade including provision of allnecessary ISI marked GI fittings / accessories complete all as specified and directed . 29 Supply, laying, jointing and testing in replacementin trenches,galvanized iron water tubing of sie 40 mm bore medium grade including provision of allnecessary ISI marked GI fittings / accessories complete all as specified and directed. 30 Supply, laying, jointing and testing in replacementin trenches,galvanized iron water tubing of sie 32 mm bore medium grade including provision of allnecessary ISI marked GI fittings / accessories complete all as specified and directed. 31 Supply, laying, jointing and testing in replacementin trenches,galvanized iron water tubing of sie 25 mm bore medium grade including provision of allnecessary ISI marked GI fittings / accessories complete all as specified and directed. 32 Supply, laying, jointing and testing in replacementin walls and ceilings or laid in floors ,galvanized iron water tubing medium grade 25 mm bore including provision of allnecessary ISI marked GI fittings / accessories complete all as specified and directed. 33 Supply, laying, jointing and testing in replacementin walls and ceilings or laid in floors ,galvanized iron water tubing medium grade 20 mm bore including provision of allnecessary ISI marked GI fittings / accessories complete all as specified and directed. 34 Supply, laying, jointing and testing in replacementin walls and ceilings or laid in floors ,galvanized iron water tubing medium grade 15 mm bore including provision of allnecessary ISI marked GI fittings / accessories complete all as specified and directed. 35 Supply, fixing, jointing and testing in replacement of ISI Marked, of approved quality, gun metal globe/gate valveof size 50 mm bore with iron wheel head, both ends screwed for iron pipe complete all as specified and directed. 36 Supply, fixing, jointing and testing in replacement of ISI Marked, of approved quality, gun metal globe/gate valveof size 40 mm bore with iron wheel head, both ends screwed for iron pipe complete all as specified and directed. 37 Supply, fixing, jointing and testing in replacement of ISI Marked, of approved quality, gun metal globe/gate valveof size 25 mm bore with iron wheel head, both ends screwed for iron pipe complete all as specified and directed. 38 Supply, fixing, jointing and testing in replacement of ISI Marked, of approved quality, gun metal globe/gate valveof size 20 mm bore with iron wheel head, both ends screwed for iron pipe complete all as specified and directed. 39 Supply, fixing, jointing and testing in replacement of ISI Marked, of approved quality, gun metal globe/gate valveof size 15 mm bore with iron wheel head, both ends screwed for iron pipe complete all as specified and directed. 40 M&L for cutting the existing bitumen us road/payment/footpath upto 0.75 mtr in depth, 0.45 mtr in width and getting out excavated material and making good the damaged portion after laying the pipe, returning filling in mass concretePCC 1:2:4 type B2 upto top of the road all as directed by Engr-in-Charge. Note :-(i) M&L for laying of pipe shall be measured and paid separately. 41 M&L for complete rewinding of electric motor with super enameled copper wire of superior quality as per existing gauge including vanishing, insulating material complete all as directed and greasing, oiling etc and including reassembling fixing in position making connection testing, commissioning & transporting complete. Note :- rewinding shall be done with gurantee during the contract period. Any defects after rewinding shall be rectified by the contractor at his own expanses. 42 Supply, connection and testing of submersible cable copper conductor 3 core 1100 Volt grade 4 sq mm nominal cross sectional area including disconnectingthe old u/s cablecomplete all as specified and directed by Engr-in-charge. 43 M&L for Annual maintance contract visit for RO plant capacity 5000 Ltr/hr, at 13 BRD domestic area including servicing, overhauling & repair if any required with replacement of all unserviceable parts complete all as specified and as directed by Engineer-In-Charhe.Note:- The RO plant maintained in serviceable condition through out the contrat period and any complaint regarding unserviceablilty of shall be rectified within 48 hrs panelty @ Rs 2000/- day shall be deducted from contractors dues till rectification on complaint.(A) Comprehensive AMC for RO Plant & its Equipment Capacity 5000 Ltr/hr :-(i) MGF -01 No (ii) Dosing Pump -01 (iii) RO Plant Complete 5000 ltr/hr -01(B) scope to be covered under AMC :- (i)Provision of training to operate the above System(ii)Submission of the preventive Maintenance Chart for the Month(iii) Cleaning operation for RO Membrane with all consumable/Chemicals (iv)Monthly cheacking of Cartidge, If cartridge shall be required, the supplier will arrange the same (v) Arrangment for probing of RO inter stage once in a month, resetting of O ring in board connector etc to be arranged, if Required(vi) Maintenance/trouble shooting of high pressure pump Necessary spares will be arranged by Suppliers,if Required (vii) Fault detection procon Pump/high prssure pump 44 (viii) Replacement of on off switches(ix) PVC interconnection pipe line of complete RO system (excluding incoming GI pipe line)(x) Interconnector of Pressure vessel & O ring of connector (xi) Mechanical seal of high Pressure pump(xii) Pressure switches(xii) ball valve size 1 SS 316 & victaulic coupling 1 1/2(xiii) pressure gauge SS 0-7 to 21 kg/sqcm (xiv) U pvc pipes size as per existing sample including aceessories (tee,elbow,socket etc).if any damages replace that items.(xv)The above items shoud be covered AMC Total overall serviceable RO Plant Through contract period.No Extra amount shall be paid govt in this account (C) scope to be covered under AMC :-Annual maintance contract visit for RO plant and fixing and servicing by the items below :- (i)Micron Cartridge - 12 Nos (ii) De-Scaling chemical -60 Kg(iii) Defouling chemical - 60Kg (iv) Anti scalent- 60 Kg (e) Soda Ash - 25 Kg (f) Cleaning Chemical HCL -50 ltrUnder AMC (Note : The above items will be measured and paid seperately as supply only). Supplier shall replace all the damaged parts free of cost, but following Damages shall not be Covered under this scheme:-(i) Any Damages caused due to improper operation RO Plant(ii) Damage of electrical parts and damages due to power fluctuations (iii) Damage membranes and procon/ high presure pump.Under AMC, Supplier shall replace all the damaged parts other than supply only items considered hereinafter as supply only, but rest of parts required to keep plant functional around the clock shall be considered in quoted rates. 45 Note I :- (a) Material shall be supplied in each month (b) Payment shall be made quaterly basisNote II :- 1. Old material will be the property of the department/contractor/credit if any certified that funds are available to meet the cost of expenditure2.Certified that the above stores/items do not pertain to any original local pruchase items/NAC attached. 3. Certified that stores/repairs and replacements are urgently required and its delay would be detrimental to public services 46 Supply and fixing in repair membrane suitable for 5000 LPH model -8040 (as per sample) complete all as specified and as directed. Make :- torey/flimtech(DOW)/ION exchange. Note: Membrane has to be change two times of the contracts period , one time at the starting of contract and second time after 06 months and as and when directed) due to high alkanity water. 47 Supply and fix in repair cartage housing suitable for filter 20x4 suitable for RO capacity 5000 LPH including gasket packing etc (as per sample) complete all as specified and as directed. 48 Supply only media for MGF suitable for RO plant inluding taking out old media and gasket complete all as specified and as directed. 49 Supply and fix in repair De-scaling chemical 50 Supply only refouling chemical 51 Supply only Antiscalent 52 Supply only Soda Ash 53 Supply only cleaning chemical HCL 54 Labour charges for disconnecting all water pipe connection and taking down the MGF MS tank of weight approx 2000 Kg with the help of chain pully or crane and placed at other site safely 55 MS C Channel of suitable sizeincluding necessary cutting and welding work for base frame 56 Supply and fixing in replacement of MS ERW pipe C class of 50 mm dia including jointing and testing as per manufacturers instructions complete all as specified and as directed. 57 Supply and fixing in replacement ISI Marked, of approved quality, 150mm size cast iron nonbutterfly valve, both ends flanged jointed and tested including taking down old valve complete all as specified and directed. 58 Supply and fixing in replacement ISI Marked, of approved quality, cast iron 50 mm Sluice valve, PN 1.6, both ends flanged jointed and tested including taking down old valve complete all as specified and directed. 59 Supply and fixingcast iron sluice valve suitable for 100mm bore pipe with flanged ends drilled ISI marked class PN-1.6 conforming to IS- 14846 with stainless steelspindle, CI gate with brass nut, bolt, washer and rubber packing for connecting pieces etccomplete all as specified and directed by Engineer-in-charge. 60 Supply and fixingcast iron non returnvalve with GM sheet and flap of size 150mm boreflanged ISI marked including bolts nuts, washer and rubber gasket etccomplete all as specified and directed by Engineer-in-charge. 61 Supply and fixingcast iron non returnvalve with GM sheet and flap of size 100mm boreflanged ISI marked including bolts nuts, washer and rubber gasket etc complete all as specified and directed by Engineer-in-charge. 62 Supply and fixing in replacement ofHeavy dutythreaded / weldedMS orGI Flangewith rubber gasket50 mm complete all as specified and as directed. 63 Supply and fix in repair micron cartridge filter of dia 69+-1.5 m and length 10 suitable for RO Plant as and directed 64 M&L for replacement of U pvc pipes (sch-40)1.5 inchincluding aceessories complete all as specified and as directed. 65 M&L for replacement of U pvc pipes (sch-40)2 inchincluding aceessories complete all as specified and as directed. 66 M&L for replacement of Rota meter suitable for re-circulation line suitable for 5000 LPH RO plant (as per sample) make aster /HP/flow star complete all as specified and as directed. 67 Supply and fixing in replacementof outdoor waterproof LED glow sign board of dimension 8x4 ft for outdoor installation having aluminium composite panel of 3 mm thickness base with box type frame having complete LED letters fixed on the base of the board with complete heavy duty driver set for LED letters including angle iron of size 40x40x5 mm of suitable length for holding the whole assembly complete all as specified and as directed. Note:- The content of the board will be finalised by Engr in charge. 68 Taking out existing GI tubing 50mm bore with all fittingscomplete all as specified & directed by Engineer-in-charge. 69 Taking out existing GI tubing 40mm bore with all fittingscomplete all as specified & directed by Engineer-in-charge. 70 Taking out existing GI tubing 32mm bore with all fittingscomplete all as specified & directed by Engineer-in-charge. 71 Taking out existing GI tubing 25mm bore with all fittingscomplete all as specified & directed by Engineer-in-charge. 72 Taking out existing GI tubing 20mm bore with all fittingscomplete all as specified & directed by Engineer-in-charge. 73 Taking out existing GI tubing 15mm bore with all fittingscomplete all as specified & directed by Engineer-in-charge. 74 Refixingand laying 25mm borein the same location of any height of bldgsafter cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge. 75 Refixingand laying 20mm borein the same locationof any height of bldgs after cleaning with de-scaling solution including cutting defective pipe and cutting, threading and repalcement of new fittings such as socket, bend, elbow, union etc. complete all as specified & directed by Engineer-in-charge. Note for item No. 41 & 42:- Excavation & earth work shall be measured and paid for separately under appropriate item of this Schedule). 76 M&L for rectifying leakage of GI pipe line of size 15 to 25 mm including mounting of any height of bldgs by using of hydra and ladder as suitable including disconnection of leakage pipe by cutting it through hakshaw and making thread in existing pipe line by using rachet set and replacement of new fitting such as socket, bend , elbow unior etc. complete all as specified and directed by Engineer-in-Charge.(iii) Leakage to be rectifiedwithin 3 hours of report failing which penality @ Rs. 1000/- per hour to be charged for delay. 77 Supplying, and laying and testing in trenches, jointing/ connecting and testing 150mm bore HDPE pipecomplete, all as specified and directed by Engineer-in-Charge. 78 Taking down HDPE water mains including burning out joints size of bore 150mmcomplete all as specified & directed by Engineer-in-charge. 79 Supply only Calcium based, high strength chlorination chemical for water disinfectant in granular form in factory sealed HDPE container (45/50 Kgeach ) , chlorine concentration leve 70% and delivered at various water installation under AGE E/M (AF) Palam complete all as specified and as directed. ( Make : ALTOCH-GP of Declibac or equivalent make as approved by GE) 80 Supply & Fix replacement of Power contactor MNX type MNX-25 with NO+NC. Make:- L&T/ Havells 81 Supply & Fix replacement of Power contactor MNX type MNX-32 with NO+NC. Make:- L&T/ Havells 82 Supply & Fix replacement of Power contactor MNX type MNX-40 with NO+NC. Make:- L&T/ Havells 83 Supply & Fix replacement of Single phase preventors suitable for equipments installed at different locations . 84 M&L for Development of bore well for improving the yield of bore well and to achieve sand free crystal clear water by means of air compressor not less than 630 CFM capacity by lowering 32 mm dia pipe up to the depth of not less than 260 feet . Development should be continuing by applying air jerk at required intervals. It also includes pouring of chemical to dissolve the compact rust, sand and other sediments. After development and achieving required result pipe and connected items shall be taken out from the bore well and removed sand shall be removed from the pump house building in all respect. 85 S&F in replacement GI pipe heavy duty grade for column pipe 80 mm dia with M.S Flangedia heavy duty V cut on both ends of flanges of submersible cable entry and including rubber gasket and 4nos nuts & bolts with suitable sizes and welding as per site requirement. 86 M&L for welding MS flange on column pipe including making bore for nut bolts and groove cutting in flange for submersible cable run through grooves complete all as specified and directed. 87 Water Testing of borewells (8 Nos) and RO Plant -01 Nos at 13 BRD and 16 BRD area on a Quaterly basis by collecting water samples from different locations in the area as directed by Engineer-in-charge during delivery time for each month complete all as directed.(a) PH(b) Specific Conductivity(c) Free Chloride (CL)(d) Total Harness as Ca CO₃(e) Iron as (FE)(f) Arsenic (AS)(g) Total dissolved solids (h)Coliform(i)E. Coli (j) Colour(k)Odour(l) Taste(m) Floride(n)TDS(o) TurbidityNote :-(a) Sample of Water for the above media test are to collected in transparent sterlized container/Jar/bottle (to be arranged by contractor) separately for each test against each pump houses. (Hygienically clean bottles) and proper sealing must be done by contractor. (b) Sample of water to becollected before and after treatment shall be forwarded to Govt Lab approved &NABL accredited Lab for testing within spitulated time frame. No Extra payment will done for transportation charges. 88 Note:- The amount of Rs74761.00 against Schedule of Crediton Srl Page144 & 145 shall be deducted from the total amount quoted against Sch A
