Tender For Restoration The Damaged Electric Furnace Items With Allied Damaged Air Pollution Control Devices At Cossipore Mahasmashan, 24 Paraganas North-West Bengal

Tender For Restoration The Damaged Electric Furnace Items With Allied Damaged Air Pollution Control Devices At Cossipore Mahasmashan--- 1 DOUBLE BALL BEARING FOR SN-E SHAFT OF I.D FAN (12000CU.M/HR): Supply and fixing of the Roller bearing in the shaft of blower (SKF make 22312E/C3) 2 THERMOCOUPLE: a) Supply and fixing the thermocouple of heat sensing range 0-1200 deg. C having (Cr-A1) sensor house in S. Sd 304 casing of dimension 1200 mm long x 22 mm OD complete encased in to it and fitted terminal on other end for connection of compensating wire. Heatco make 3 CLEANING AND REPAIRING OF FUEL DUCT PASSAGE: Removing the complete damaged R.S bricks and R.S slab of the (U.G) duct passage of the furnace chamber and thorough cleaning of the duct passage upto the start of brick build chimney by removing ash/carbon particles and relining the same with R.S Slabs & R.S bricks after mending good damages in the duct passages with insulation brick and red brick (1:4) with all necessary cementing masonry work 4 CLEANING AND REPAIRING OF FUEL DUCT PASSAGE: Supply & Fixing of R.S. slab after removing the same with necessary fire clay mortar. 5 BALL BEARING:a) Supply and fixing the ball bearing (SKF make) of furnace door by opening Palmer Block including wearing tapered sleeve as existing size with locking nut. SKF make 1211EKTN9 6 ...V... GROOVED PULLY (C.I): Supply and fixing the 3way C.I ...V... grooved pulley with complete mechanism key way suitable to EN-24, 50 mm dia of shaft end. a) blower driving (375 mm dia) 7 BACK COVER OF FURNACE DOOR: Supplying and fixing the new cover made of from 3.15 mm (10 SWG) CRCA sheet over all dimension 2400 mm X 1200mm with top arched shape as per existing drill holes for fixing over the furnace door in two halves. R.H Side 8 BACK COVER OF FURNACE DOOR: Supplying and fixing the new cover made of from 3.15 mm (10 SWG) CRCA sheet over all dimension 2400 mm X 1200mm with top arched shape as per existing drill holes for fixing over the furnace door in two halves. L.H Side 9 PALMER BLOCK: a) Supply, fitting and fixing C.I palmer block for suitable to EN-24, 60 mm dia shaft including proper alignment and fixing in the pedestrian of the blower for free run of impeller. 10 HEATING ELEMENT: Supply and fixing the Heating element (Heatco make) of capacity 4.5 K.W to be working in supply voltage of 240 V 50 Hz made from 80/20 Nicrome wire of 8 SWG in coiled coil from welded S.S stud on both ends. The coil should be inserted into the groove of existing coil brick after proper cleaning and the S.S Studs housed into the ceramic caller tube wrapped. With asbestos rope for tight fitting and sealing as heat proof extended S.S stud to be connected brass/ copper connector with complete connection in all respect of existing system. 11 Supplying Al.conductor PVC insulated and sheathed unarmoredcable (1.1KVgrade, Gloster/Havells/Polycab).10sqmm x 4core 12 COMPENSATING WIRE: Supply, laying drawing of 2 core 0.5 sq mm CR-A1 compensating wire for heat sensing from thermocouple to temperature controller covered with asbestos embedded tape (Flame India make) 13 Supply, and fixing of 1 HP self Priming pump: Make- KSB, Peribloc-1 14 Supply, and fixing of 2 HP Centrifugal Monoblock pump Make- KSB, AGRIBLOC 20-5050 15 HEATING ELEMENT: Supplying and fixing the terminal connector having drill holes for inserting S.S stud of 8.5 mm dia and connection point of existing copper wires of overall dimension 80mm long x25mm square shape. 16 Supply, fitting & fixing 1 Meter M.S circular duct made of 5mm M.S plate, 500mm dia having both end circular flange welded 50mm width x 6mm thick with mounting drill holes 13mm dia drill holes incl. one coat primer and two coats synthetic enamel paints as per direction of Engineer-in-charge. 17 Repairing the worn out damaged portion of M.S. body of enclosure of I.D. fan etc. including necessary cutting, welding etc. and after repairing the said portion to be painted. 18 SECTION (A) - PLUMBING WORKS (A)-(III) CPVC PIPE WORKS AND FITTINGSSupply of Chlorinated PolyvinylChloride (CPVC) pipes & fittings conforming to IS-15778: 2007Q) Ball Valve (f) 50mm 19 Supply and fixing the tough ...V... belts of sizes(ECODRIVE make)-B98 20 BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. A. ORIGINAL WORKS 1. M.S. structural works in columns, beams etc. with simple rolled structural members (e.g. joists, angle, channel sections conforming to IS: 226, IS: 808 & SP (6)- 1964 connected to one another with bracket, gussets, cleats as per design, direction of Engineer-incharge complete including cutting to requisite shape and length,fabrication with necessary bolting, metal arc welding conforming to IS: 816- 1969 & IS: 1995 using electrodes of approved make and brand conforming to IS:814- 2004, haulage, hoisting and erection all complete. The rate includes the cost of rolled steel section, consumables such as electrodes, gas and hire charge of all tools and plants and labour required for the work including all incidental chages such as electricity charges, labour insurance charges etc. Payment to be made on the basis of calculated weight of structural members only in finished work as per IS specified weight. Payment for gusset, bracket, cleat, rivets, bolts and nuts may be make by adding the actual weight of such items with the weight of finished structural members or 7% of weight for finished structural members weighing not less than 22.5 Kg. / m. or 15 % of weight for finished structal members weighing less than 22.5 Kg. / m. may be increased allow for bracket, cleat, rivet, bolts and nuts etc. and no seperate payment being made for these items, as per direction of Engineer In Charge. The rates are considered for a height of erection 8m. / 2nd floor level from the ground. Add 1.5% extra over the rate for each additional floor or 4m. beyond initiial 8m. or part thereof. I) For structural members of specified sections weighing less than 22.5 Kg./m 21 BALL BEARING:a) Supply and fixing the ball bearing (SKF make) of furnace door by opening Palmer Block including wearing tapered sleeve as existing size with locking nut. SKF make 1213EKTN9

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INR 9500.0 /-

INR 4.74 Lakhs /-