2 nos. pump connection at PH No.-1 and 2 within Matbari Abad water supply scheme, Sandeshkhali-I block under Hasnabad Sub-Division, P.H.E. Dte.

Making barricading for protecting the trench to avoid any accident including making arrangement of road light during the night.

Supplying bolts with nuts matching with different dia. C.I. detachable joint as per IS : 8794 -1988 with latest amendment. a) 10 to 25 mm dia.

Carrying CI/DI pipes with specials and valves and lowering placing in position and laying carefully inside the trenches in proper alignment and gradient etc. including earth work in excavation of adequate width as per specification having min. clear cover from top of pipe is 1.10mtr. below existing ground level in any kind of soil including mixed with boulder,road sub-grade and its flank,but excluding moorum and laterite and stone etc.without damaging the exisiting telephone/electric cable etc.(in case of damaged if any type of cable line during excec tion , necessary damaged charges as applicable by the respective authority will be borne by the agency in his own cost) preparing the bottom surface for continuous bedding of pipe line and laying pipes, fitting, fixing specials and valves with bailing out water if any including carriage of pipes, specials and valves from local deptt. store within 8KM and back filling the trenches with excavated earth in layers to original condition as perspecification and direction of EIC. The surplus materials after execution of work are to be return to the deptt. store 150mm 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)A) For CI/DI Pipe 150mm 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 anddirection 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). A) For CI/DI Pipe 150mm 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. 150mm dia

Making flange joint to CIDF pipe, specials, valves etc.with supply of necessary nuts and bolts, rubber insertion of 6kg/m2 (3mm gauge) and materials required including dewatering if any tools and plants, labour cost etc. as per specification and direction of EIC (Nut and bolts shall be of TATA/GKW make) 150mm 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 foroperation of valve all complete including cost of labour & materials as perDepartmental Dwg. [Reinforcement type:- Other manufactuerers not specified] 150mm dia

Making rubber gasket joint to CI/DI pipes maintaining proper alignment level etc. by mechanical arrangement with or without using mobile cranes where necessary and with help of all other equipments tools and tackles etc. as required providing lubricants of approved quality and direction of EIC. (rubber gasket will be supplied deptt. free of cost). 150mm dia

Supply of DI specials (Mech joint, flange socket, flange spigot)….with latest amedment offered rate for kg including all taxes destination which include loading unloading stacking carrige(Payment will be made as per book weight).