Refurbishment Of An Existing Digestor At Baidyabati Municipality., Hooghly-West Bengal

Refurbishment Of An Existing Digestor At Baidyabati Municipality.= 1 Suplying of CIDF pipe2.75 M length(a)200 mm dia 2 b) 150 mm dia 3 c) 150 mm 90 degree bend 4 d) 150 mmX 150 mm CIDF Tee 5 Suplying of CIDF pipe1.0 M length(a)200 mm dia 6 b) 150 mm dia 7 Suplying of CIDF pipe0.5 M length(a)200 mm dia 8 M.S. works in brackets made from flats, angles, tees etc. to sizes specialy bent, twisted, forged; making holes drilled and fitted to rafter of trusses with necessary bolts, nuts, washer or screws etc. (length of straight not less than 230 mm) 9 Supply of M.S. Flange (slipper type) as per IS-6392 TABLE 17 Thickness12mm150mm Diameter 10 200 mm Diameter 11 Laying of CIDF / D.IPipes with specials,valvesetc. intrenches including excavation in all sorts of soil,moorum,soft rock and refilling the trenches after laying &jointingof pipes etc.all complete as per specification and direction of EIC.d)150 mm dia 12 c) 200 mm dia 13 Brick work with 1st class bricks in cement mortar (1:4)(a) In foundation and plinth 14 C.I. sluice valve with flanged ends drilled to as per I.S. 1358/62 and having all cast iron components as per I.S. 780/71 solid forged bronze inside screw spindle having ultimate tensile strength not less than 4.72 MT persq. cm. Spindle nut valve and seat faces of hard wear resisting, manufactured from best quality gunmetal conforming to I.S. 780/71, painted black all over with asphalt base paint tested to 21 kg (hydraulicpressure) per sq. cm., valve opening to anticlockwise direction, fitted and fixed complete.(vi) 200 mm dia 15 (v) 150 mmdia 16 Supply of E.R.W.M.S. (Electrical Resistant Welded M.S.) black pipe of ISI Mark as per relevent IS Specification (heavy quality) having wall thickness not less than 5 mm. [N.B.: The rates for supply of TATA Make pipe will be arrived at by adding 20% of the corresponding rates ](a)Dia 200 mm 17 (b) dia 150 mm 18 Withdrawing of DI/CI pipes / AC pipe after excavation of earth and with the help of chain pully derrick etc. by dismantling of jointing of rubber gasket joint or lead joint or flange joint and stacking the withdrawn pipes and specials at site store /road flank godown etc.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 as per direction of ElC.b) 150 mm dia to 200 mm AC/DI/CI pipe 19 Supply of M.S blank Flange as per IS-6392Table 20 Thickness 12 mm350 mm diameter 20 Supplying including cos to finstallation of castiron mechanical joint Double socket 90° Bend as dimentionally described in IS : 13382/2004 for connectingtwoplainendsofCl/DIpipeswithC.Ibodyandfollowergland,zinccoatedMS.fastenersandsealingrubbergasketof EPDMqualityasper IS: . 13382:2004 complete.150 mm dia 21 Supply of M.S. blank Flange as per IS-6392 TABLE 20 Thickness 12mm350 MM diameter 22 GST @ 18%on SL No 1 to 13 23 Cess @ 1% on SL No 1 to 14

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INR 8321.0 /-

INR 4.16 Lakhs /-

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