Public Health Engineering Department Tender

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 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 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.) PVC Pipes (Dia) 15 mm ( to be executed in case the length considered in item no.1 is exhausted)

Collection of House Hold Details at Prescribed Format through Mobile App / Hard Copy including Gro-Reference as directed by EIC and Submission of the same to PHE Dte. In soft copy

Annual operation & maintenance including remunaration of valve operator, repairing and leak brusting of different dia. UPVC / DI pipes withdrawing and relaying of pipes including carriage, barricading for protection, tank washing and other allied works as mentioned in Annexture - A. Payment will be made as per quantity required at site.

Supplying, laying, fiting, fixing and jointing of UPVC pipes conforming to IS:4985-2000 with latest revision and amendments, if any, with necessary 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 existing telephone/electrical cable line etc.(in case of damage of any type of cable line during excavation, necessary damaged charges as applicable 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 good quality/approved brand solvent cement (as per IS:14182-1994 including 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) as required at site by adopting suitable method so as to facilate the maintenance 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 of cushion of 1.10mtr. from the top of pipe line including making interconnection with distribution pipes etc. all complete as per drawing direction and satisfaction of the E.I.C.

N.B. i) Manufacturer’s test certificate for UPVC pipe & specials to be produced 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 of entire 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. (A) Pressure Rating : Class - III (ii) Laying of pipe line including cost of pipe & fittings/specials but excluding cost of valves. a) 180 mm dia.

b) 160 mm dia.

c) 140 mm dia.

d) 125 mm dia.

e) 110 mm dia.

f) 90mm dia.

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). B) For UPVC/HDPE Pipe a) 180 mm dia.

b) 160 mm dia.

c) 140 mm dia.

d) 125 mm dia.

e) 110 mm dia.

f) 90mm dia.

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). B) For UPVC/HDPE Pipe a) 180 mm dia.

b) 160 mm dia.

c) 140 mm dia.

d) 125 mm dia.

e) 110 mm dia.

f) 90mm dia.

Construction of different dia Sluice valve /Air valve /Washout chamber in different sizes for village road where light traffic run and for main road where heavy traffic run as deptt.approved drawing with 25cm thick brick work (1:6) over cement concrete (4:2:1) over a single B/F soling over150mm.thick sand filling in foundation including earth work in excavation and disposal of excess earth from work site with RCC (1:1.5:3) cover slab 100mm / 150mm thick slab on top of chamber with 1% reinforcement in RCC cover slab with necessary opening for operation of valve all complete including cost of labour & materials as per Departmental Dwg. [Reinforcement type:- Other manufactuerers not specified] i) 100 mm dia.

ii) 150 mm dia.

Supply and delivery of CIDF sluice valve (Special type) PW-1.00 of different dia make with CI double flanged non rusting spindle sluice valves conforming to IS 14846 -2000 with latest emended having body dome/bonnet and cover of C.I.Gr-F.G 210mtr. spindle of IS-6603 G.R- 12/Gr-13 non-magnetic, nuts seat rings are of Gunonetal as per IS:318 LTB-2 flanges and drilled to IS:1538 Part IV & VI valves are suitable for max. working pressure of 10kg/cm2(seat test) and body tested to 15kg/cm2. N.B: The above item should be procured from the reputed manufactures as per deptt. approved vender list i) 100 mm dia.

ii) 150 mm dia.

Submission of complete detailed drawing of distribution system, rising main etc. after execution of work showing position of different types of valves, fittings/specials sluice valve chamber with location, node to node wise in the sanctioned drawing as completion drawing of the water supply scheme as per direction and satisfaction of EIC. The list of dia wise fitting/specials, different pipes ;of valve used in the rising main should be shown in the completion drawing (not separate) with verified by SAE & AE in-charge of the scheme. The above drawing will be submitted in 5 copies.

Making flange joint to DI/CI pipes, specials and valves where necessary with supply of required rubber insertion and nut bolts, washers etc. of approved quality and type all complete as per specification and direction of EIC (Nut and bolts shall be of TATA/GKW rate). a) 100 mm dia.

b) 150 mm dia.

Labour charges for horizontal augur boring through any kind of soilfor road crossing in connection with laying distribution system including the cost of laying of C.I /D.I Casing pipe and distribution pipe through the bore, and including hire charges of all tools and plants, 5HP centrifugal pump for dewatering, loading, unloading and carriage of pipes from departmental store, preparation of operation pit filling and compaction of trenches with silver sand and brick bats, including cost of lightening arrangement all complete as per direction of E.I.C. b) 150 mm dia

Add : Riverine @ 30% on items nos.1,2,4,7,10,11 & 13 i.e. on Rs.16063938.00

Add : G.S.T. @ 12% on all items except item no.6 & 14 i.e. on Rs.(16973153.00+ 4819181.40) = 21792334.40

Add : Labour Welfare Cess @ 1% on Rs. (21792334.40+2615080.13) = 24407414.53