Operation & Maintenance of CI /DI / HDPE / UPVC / AC /GI Rising Main & Distribution System for Nebadhui Duttapukur Zone-I Water Supply Schemeunder Barasat Sub Division, P.H.E. Dte.(Period for 01/07/2025 to 30/06/2026 = 12 Months) ( Period:12 Months ) Total length of pipe line - 30 - 40 Km- 1 Labour charges for repairing of UPVC pipe by using UPVC socket and solvent cement including earth work in excavation with dewatering and necessary tracing out the actualposition of brusting / leakage, cutting the pipe to required length in the trenches and replacing the same with new pipe (as per required length) including fitting fixing after roughingthe UPVC surface & supplying and applying solvent cement, back filling the trenches with excavated earth upto the same as per direction of EIC all complete (UPVC pipes and specials, solvent cement to be supplied by the Agency). Unserviceable broken withdrawn surplus materials are to be deposited to the Deptt. store. 2 i) 63 mm Dia 3 ii) 75 mm Dia 4 iii) 90 mm Dia 5 iv) 110 mm Dia 6 v) 125 mm Dia 7 vi) 140 mm Dia 8 vii) 160 mm Dia 9 vii) 180 mm Dia 10 ix) 200 mm Dia 11 Extra repairing charges over item no 1 for changing of gland packing of sluice valve/air valve with supplying of gland packing grease etc. bailing out of water including removing the top cover slab of vaIve chamber and refixing the same after completion of work as per direction of EIC. 12 a) 80 mm dia. to 125 mm dia. 13 b) 150 mm dia. to 250 mm dia. 14 c) 300 mm dia to 350 mm dia. 15 Repairing of air valves by changing the ball with changing the requisite nuts and bolts and rubber insertion all complete as per direction of EIC. 16 Making barricading for protecting the trench to avoid any accident including making arrangement of road light during the night. 17 Repairing of flange joint after dismantling the joints, removing the unserviceable rubber insertion and supply new rubber insertion and supply upto 50 % of new nuts and bolts all complete including necessary earth work dewatering & supply of washer etc. all complete as per direction of EIC 18 a) 80 mm dia. to 100 mm dia. 19 b) 125 mm dia. to 200 mm dia. 20 c) 250 mm dia to 350 mm dia. 21 d) 400 mm dia to 500 mm dia. 22 e) 600 mm dia to 700 mm dia. 23 (i) Carrying charges of materials M.S. Rod, D.I. Pipe, G.I. Pipe, TW materials, C.I.Dt. Joints, A.C. Coupling, Brass Strainer, H.D.P. Strainer, A.C. Pressure Pipes, M.S. Pipes etc. by road from different stack yard to any places within West Bengal including loading (upto a lead of 20 mtr. from loading point), packing, unloading and stacking charges etc. complete as per direction. 24 a) For distance 0 Km. to 5 Km. 44.42 MT/Km. 25 b) For distance (above) 5 Km.to 10 Km. [Subject to minimum of Rs. 222.10/MT] 24.87 MT/Km. 26 c) For distance (above) 10 Km.to 15 Km. [Subject to minimum of Rs. 248.70/MT] 23.20 MT/Km. 27 d) For distance (above) 15 Km.to 25 Km. [Subject to minimum of Rs. 348.00/MT] 19.84 MT/Km. 28 e) For distance (above) 25 Km.to 50 Km. [Subject to minimum of Rs. 496.00/MT] 15.68 MT/Km. 29 f) For distance (above) 50 Km.to 100 Km. [Subject to minimum of Rs. 784.00/MT] 14.07 MT/Km. 30 g) For distance (above) 100 Km.to 125 Km. [Subject to minimum of Rs. 1407.00/MT] 13.14 MT/Km. 31 h) For distance (above) 125 Km.to 150 Km. [Subject to minimum of Rs. 1642.00/MT] 10.99 MT/Km. 32 i) For distance (above) 150 Km.to 200 Km. [Subject to minimum of Rs. 1648.00/MT] 8.53 MT/Km. 33 (ii) Carriage of pipe and specials from Depttl. Store including loading and unloading and stacking at store of any PWSS. ( By Van or other means ) 638.00 Trip 34 Opening the cap / plug of washout point and opening sluice valve to clean the pipe, cleaning the cap / plug and sluice valve after completion of the work including earth work in excavation and refilling the same, draining out washed water etc. as per direction of ElC and replacing RCC Top slab cover where necessary including refixing the opened cap/plug in position complete. 35 a) Cap Opening. 36 Dewatering from the excavated trenches for repairing any type of pipe line including Hire Charge of pump / carriage / Fuel & lubricant / Operator etc. for big dia pipes more, than 200 mrn dia all complete as per direction of EIC. 37 Cleaning the chokage of AC/DI/CI / UPVC Pipes in the existing line by split bamboo passing through the new pit on the line and cleaning silt, bats or any obstructed materials in the line and cleaning by washed water. (Work to be executed as per prior approval and direction of EIC). 38 Withdrawing and relaying of DI/CI pipes / AC pipe after excavation of earth and with the help of chain pully derrick etc. by dismantling & jointing by rubber gasket joint or lead joint or flange joint and stacking the withdrawn pipes and specials at site store /road flank, godown etc. all complete in the excavated same trench & as per direction of EIC. 39 a) 80 mm dia to 125 mm dia 40 b) 150 mm dia to 200 mm dia 41 c) 250 mm dia to 350 mm dia 42 Cleaning silt (every month) from the over head reservoir, cleaning washing and disinfecting the same with bleaching powder, including machinery, tools and plants as per direction of EIC complete (Bleaching powder will be supplied by the agency). 43 a) Upto 1.50 lakh gallon capacity OHR. 44 b) Above 1.50 lakh gallon and upto 2.5 lakh gallon capacity OHR 45 C.W.R cleaning, washing and disinfecting the same with bleaching powder, including machinery, tools & plants etc. as per direction of EIC complete (bleaching power will be supplied by the agency ) 46 a) Up to 20,000 gallon Capacity 47 b) Above 20,000 gallon capacity 48 Taking out of old and damaged valve of any type from the existing line after dismantling of Flange Joint or Socket Joint and fitting, fixing of New Valve. ( Cost of dismantling of joint and renewing the same to be added with this item to complete the job in all respect ) 49 i) 80 mm to 100 mm dia 50 ii) 125 mm to 150 mm dia 51 iii) 200 mm to 250 mm dia 52 iv) 300 mm to 350 mm dia 53 Charges for day to day conveyance towards reporting related to operation and maintenance of smooth water supply from the scheme including cost of Tele-communication charges etc. all complete whatsoever required for the purpose as per direction and satisfaction of the E.I.C. 54 Supplying Bleaching Powder of approved brand (DCM/Modi/Kanoria) including all charges and free delivery at site. 55 Supplying of UPVC Coupler 6Kg., class – III conforming to IS : 4985 – 2000 with latest revision and amendments ( This item is applicable for maintenance/ repairing work of pipe line only). 56 i) 63 mm Dia 57 ii) 75 mm Dia 58 iii) 90 mm Dia 59 iv) 110 mm Dia 60 v) 140 mm Dia 61 vi) 160 mm Dia 62 Supplying bolts with nuts matching with different dia. C.I. detachable joint as perIS : 8794 -1988 with latest amendment.a) 10 to 25 mm dia. 63 Supplying rubber ring matching with different dia. C.I. detachable joint as perIS : 8794 -1988 with latest amendment. 64 a)For 80mm dia. 65 b)For 100mm dia. 66 c)For 125mm dia. 67 d)For 150mm dia. 68 e)For 200 mm dia. 69 Providing FHTC from the existing CI/DI/UPVC/HDPE/GI/AC distribution pipe line by installing 10 mm NB Gun-metal Ferrule conforming to IS 2692:1989 on the said pipeline with supply, fitting & fixing of all other accessories like saddle piece of required size to fit the existing distribution pipeline, specials, nut & bolts, rubber sheet, washers etc. and supply & laying of 15mm NB PVC (schedule 80) / 20 mm OD HDPE (PE100, PN16) pipe (average 15m length) with all necessary specials 1.0 m below the ground connecting the ferrule including cutting trenches in all sorts of soil and filling up trenches as per direction of the EIC and upto a point just inside the premises of the house hold or as directed by EIC. Supply and installation of a 15 mm dia. alloy iron Bib Cock (tested to 21 kg/cm2) above 1.0 Mtr. from ground, an alloy Stop Cock of 15 mm dia. with brass spindle (tested to 21 kg/cm2) to be fitted in a position as directed by EIC. G.I pipe (TATA medium duty) of 2 metre length with all necessary specials to continue from the end of the HDPE/PVC pipe and upto 1.0 m above ground with the premises of household.1. PVc pipe shall of schedule 80 (medium duty) conlorming to ASTMD -1785 and threaded to match with Gl Pipes ds per IS : 1239 (Part - I).2. PPR-C (Poly propylene Randam copolymer) pipe shall be of3-layer confirming to IS:15801 UV stabilised & anti-microbial fusion welded, having thermal stabitity for hot & cold water supply including all PP-R plain & brass threaded polypropylene random/fittings.3. Rate is exclusive of supply and delivery of 10 mm NB Gun-metal ferrule.4.Supply and laying of 15 mm NB PVC (schedule 80)/20 mm OD HDPE (PE 100, PN16)/20 mm OD PPR-C (Class-SDR7.4/PN16)pipes (CHIEF ENGINEEER PLANNING & WQM, DATED 20.01.2022 ) 70 a)upto 10 mt length 71 b) Above 10 mt upto 20 mt length 72 Supplying, fitting and fixing PVC pipe for under ground work of approved make of schdule 80 (medium duty) confoming to ASTMD-1785 and threaded to match with G.I. pipe as per IS:1239 ( Part- I) with all necessary accessoriesspecials viz socket, bend, tee, union, cross, elbow, nipple, long screw, reducing socket, reducing tee, short piece etc. fitted including cost of all materials, jointing materials, cutting pipes, making threads, cutting trench upto 1.5 mtr. below surface in all sorts of soil and refilling the same as directed complete in all respect (payment will be made on the centre line measurement of the total pipe line including all specials. No separate payment will be made for accessories, specials). 73 25mm dia PVC pipe 74 Supplying, laying, fiting, fixing and jointing of UPVC pipesonforming to IS:4985-2000 with latest revision and amendments, if any, withecessary UPVC/CI specials, CIDF sluice valves, as per relevant I.S. specification including labour charges for earth work in excavation in any kind of soil including mixed soil with boulder ,road sub-grade and its flanks but excluding moorum and laterite or sand stonehard arock including cutting of brick payment without damaging the existingelephone/electrical cable line etc.(in case of damage of any type of cable line during excavation, necessary damaged charges aspplicable by the respaective authority will be borne by the agency in his own cost. Loading, unloading, carrying of pipes, specials, valves from the local store to work site and lowering laying of pipes specials valves carefully in trenches maintaining proper levels and alignment ,jointing the pipe and specials including supplying of gooduality/approved brand solvent cement (as per IS:14182-1994 cluding cost of all fabricated PVC fitting i.e. tees,bend, reducers, adopter etc.as per IS:101-1988 and making flange joints including supplying required quantity of nuts, bolts and rubber insertion (CIDF sluice valves will be supplied by the department free of cost) asequired at site by adopting suitable method so as to facilate theaintenance of pipe line locally as per conventional method including back filling the trenches with good earth obtained from excavation of trenches including consolidation with watering in layer not exceeding 150mm thk. with maintaining an average depth ofcushion of 1.10mtr. from the top of pipe line including making interconnection withistribution pipes etc. all complete as per drawing direction andatisfaction of the E.I.C. N.B. i) Manufacturer’s test certificate for UPVC pipe & specials to beproduced before laying of pipe line.ii) 3rd party inspection of UPVC pipe & specials to be done by CEPET or (India) SGS/NTH Kolkata or as per direction of EIC as per approved vender list.iii)No part payment at any stage on account of supply of materials shall be entertained. iv)Payment will be made on actual consumption of materials. v)UPVC pipes for the works to be supplied as per approved vendor list and as per direction & satisfaction of EIC. No pipes will be allowed beyond recommendated vendor list. vi)Submission of drawing of pipe line with statement of materials consumed between node to node points against each R.A. & final bill.if so. vii) Any deviation from required clear cover of 1.10mtr.due to site adverse condition, prior permission is to be obtained from EIC and payment for such work will be made on prorate basis over the rate ofentire item. viii)All pipe connection shall be completed in all respect and as per directionof EIC. Decision of EIC in this respect is final & binding. In case of any deviation/or any left out pipe connections an amount of Rs.10,000.00 for each pipe connection will be realized/recovered from the bill. (PHED SOR 2019, P-L.3-5, It-2(ii) )(A) Pressure Rating : Class - IIILaying of pipe line including cost of pipe & fittings/specials butexcluding cost of valves. 75 a ) 63 mm ( OD ) 76 b)75 mm (OD) 77 c) 90mm (OD) 78 d) 110mm(OD) 79 e) 125mm(OD) 80 f) 140mm(OD) 81 g) 160mm(OD) 82 h) 180mm(OD) 83 i) 200mm(OD) 84 j) 225mm(OD) 85 k) 250mm(OD) 86 Filling the pipe line with water, testing hydraulically as per I.S 3114-1965 (Article-6) in section of a length not exceeding 500mtr. for head of pressure as per specification including supplying installing and fixing all equipments such as diesel pump set, blank flange, pressure gauge, valve, pressure pump and all other tools and plants including drilling topping and plugging of necessary holes to pipes, blocking ends providing temporary thrust block and subsequent blocking of holes and other jointing materials and dismantling and removal of the same including disposal of water etc. all complete as per specification and direction of EIC. The rate is inclusive of cost of requisite water to be arranged by the contractor (Recovery rate of water @ Rs.10.00/m3, if contractor used water from deptt. source). 87 B) For UPVC/HDPE Pipe 88 a ) 63 mm ( OD ) 89 b)75 mm (OD) 90 c) 90mm (OD) 91 d) 110mm(OD) 92 e) 125mm(OD) 93 f) 140mm(OD) 94 g) 160mm(OD) 95 h) 180mm(OD) 96 i) 200mm(OD) 97 j) 225mm(OD) 98 k) 250mm(OD) 99 Cleaning thoroughly the inner surface of pipe line including specials and valves by flushing with water and subsequently disinfection of the same pipe line by flushing again with water containing bleaching powder resulting in residual chlorine not less than 15mg/ltrs. after 24hrs. of such filling including laboratory testing of water samples obtain from the disinfested pipe line and disposal of water from the pipe line after completion of the work. The rates including of cost of requisite water to be arranged by the contractor) (The rate of water @Rs. 10/m3 may be recovered, if the contractor used water from deptt. source). 100 B) For UPVC/HDPE Pipe 101 a ) 63 mm ( OD ) 102 b)75 mm (OD) 103 c) 90mm (OD) 104 d) 110mm(OD) 105 e) 125mm(OD) 106 f) 140mm(OD) 107 g) 160mm(OD) 108 h) 180mm(OD) 109 i) 200mm(OD) 110 j) 225mm(OD) 111 k) 250mm(OD) 112 For existing FHTC with ferrule connection , refixing of existing ferrule with fittings in the proposed distribution pipe line and supply , fitting & fixing of all other accessories like saddle piece of required size to fit the proposed pipeline , specials , nuts & bolts , rubber sheets , washers etc. including cutting trenches in all sorts of soil and filling up trenches as per direction ofEIC. 113 Supplying, fitting and fixing bib cock or stop cock. 114 a) Supplying, fitting and fixing alloy iron with brass spindle bib cock/stop cock of approved brand and make, spray painted and tested to 21 kg per sq. cm. 115 i) 15 mm 116 Dismantling all types of plain cement concrete works, stacking serviceable materials at site and removing rubbish as directed within a lead of 75 m. 117 In ground floor including roof. 118 (a) upto 150 mm. thick 119 Supplying, fitting and fixing PVC pipes for underground work of approved make of Schedule 80 (medium duty) conforming to ASTMD 1785 and threaded to match with GI Pipes as per IS:1239 (Part-I).with all necessary accessories, specials viz. socket, bend, tee, union, cross, elbo, nipple, longscrew, reducing socket, reducing tee, short piece etc. fitted includingcost of allmaterials, jointingmaterials, cuttingpipes, making threads, cutting trenches upto 1.5 metre below surfaceinallsorts of soil and refilling the same as directed complete in all respect. (Payment will bemade on the centre line measurement of the total pipe line including all specials No separate paymen twill be made for accessories, specials.)PVC Pipes (ii)(Dia) 15 mm 120 Clearing compound premises of shurbs, plants, jungles etc. by cutting and removing as directed (Specific permission of Engineer-in-Charge prior to execution will be necessary). (Payment to be made on area cleared) 121 Ordinary cement concrete (Mix 4:2:1) with graded stone chips (20mm down) excluding shuttering and reinforcement, if any , in ground floor as per relevant IS Code.(Pakur Variety)(Rate analysis attached) 122 Labour for dismantling G.I. pipe with fittings. 123 i) 15 mm 124 Refixing G.I. pipe with fittings after cleaning where necessary. 125 i) 15 mm 126 Dismantling and refixing bib cock or stop cock. 127 (i) 15 mm 128 Rewashering stop cock/ bib cock/ push cock/ pillar cock including gland 129 (i) 15 mm 130 Supplying, fitting and fixing in position G.I. pipes of TATA make for underground works with all necessary accessories,specials viz.socket, bend, tee, union, cross, elbow, nipple, short piece etc.including cost of all materials,jointing materials ,cutting pipes,making threads,cutting trenches upto 1.5 metre below surface in all sorts of soil and refilling the same as directed with two coats of painting on G.I. pipes and specials with bituminous paint complete in all respect. (Payment will be made on the centre line measurement of the total pipe line including all specials No separate payment will be made for accessories, specials.Payment for painting will be made seperately) 131 i) 15 mm dia. medium quality 132 ii) 80 mm dia. medium quality 133 iii) 100 mm dia. medium quality 134 iv) 125 mm dia. medium quality 135 v) 150 mm dia. medium quality 136 Supply of (DI) Special ( Mechanical joint , Flange Socket, Flange Spigot, Flange Adaptor , Bend , Tee, Reducer etc as per IS: 1538 and 5331 with latest ammendment offered rate for kg including all taxes, duties , charges as applicable & payable & delivery to destination which including loading , unloading , Stacking , carriage ( payment will be made as per book weight ) ( As per IS code 7181-1986) 137 Charges for health check-up for water bome disease of the workers deputed in maintenance work (including testing of blood ( T.C, D.C, ESR, HB %), Urine (R/E), Stool (R/E) by a registered Medical Practitioner.N.B:- i) This item to be completed within a month from date of receiving of work order and applicable for once in a year ii) All test reports in original to be submitted within 45 days from date of receiving of work order. 138 Total above item of work considered as1 item. Payment will be made on basis of actual execution of work of Each above Item. 139 Total above item of work considered as1 item. Payment will be made on basis of actual execution of work of Each above Item. 140 Plumbing Mistri for ensuring smoothwater supply within the entire command area 141 Add GST @ 18% 142 Add Labour Wlfare Cess @1%
