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| 1 | M&L for cross arms, T-pieces, bends, flanges and suitable accessories of MS material and brasings, supports, clapms and back plates fabricated from structural steel suctions, including nuts and bolts and washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed and inclusive of one primer coat and one under coat and one finishig coat of paint, completed all as specified and directed |
| 2 | Material & labour for PCC (1:2:4), type B1 (using 20 mm graded stone aggregate) as in pillar to support the pipe lines including necessary form work and finishing the exposed surfaces of concrete fair and even all as specified and directed |
| 3 | Supply, laying,testing and commissioing of MS ERW pipeline(flanged) and making flanged joint between length including rubber gasket ,nut,bolt and washer etc alongwith clamping of pipe at every 3 mtrs interval using 50mm width 6 mm thickness MS flat bar complete all as specified and directed. |
| 4 | 150mm dia, 7.1 mm thickness |
| 5 | 100mm dia, 6 mm thickness |
| 6 | 50mm dia, 3.9 mm thickness |
| 7 | Supply and fixing of stainless steel ball valves made of 304 steel grade with class 300 flanged type as per ASE standarded complete all as specified and directed. |
| 8 | 100mm dia |
| 9 | 50mm dia |
| 10 | Supply and fixing of plug type Audco valve 150mm dia with screw type end fitting on both side complete all as specified and directed. |
| 11 | M & L for Post pressure testing and cleaning of pipeline to remove surface rust/ dust and Supply including apply of one coat of sky blue ready mix paint finishing exterior conforming to IS 6951 to entire length of pipe all as specified and directed. |
| 12 | Supply and fixing Installation of pressure gauge with cock complete all as specified and directed. |
| 13 | Dismantling and taking out including old LP compressor assembly Comprehensive maintanence and refixing and testing and commissioning of LP Compressor Block Assembly Unit that includes total overhauling of compressor block, cooling water pumps and all associated fittings & accessories and sub-component units which are mentioned below LP Compressor Block Assembly Unit after carryout all repair works testing shall be carriedout to unit as per OEM recommendation. The technical details as followsModel - 2HN2 447-28Cylinder Bore:LP - 470 mmHP - 280 mmStroke - 150 mmNormal Speed - 800 RPMPiston Displacement - 41.48 cubic meter per minute Normal Working pressure - 7.03 (100) kg per sq cm g (Psig)Free air delivey - 34.50 (1219) cubic meter per minute (CFM)Recommended Motor Rating - 200 (265) kW (HP) |
| 14 | Supply only Piston Rings and Oil wiper rings copmplete set all as specified and directed. |
| 15 | Supply only Safety valves, Pressure Guage and Temperature Guage as requires and directed by Engineer In-Charge |
| 16 | Supply only one in nubmer cooling water pump iclude motor set (7.5 HP) all as specified and directed. |
| 17 | Supply only Gaskets and O-rings as requires all as specified and directed. |
| 18 | M & L for chemical cleaning of Inter cooler and after cooler complete all as specified and directed, |
| 19 | Overhauling of one in number cooling water pump-motor (7.5 HP) & LP compressor all as specified and directed. |
| 20 | Repair to existing Suction and Discharge Valves includes repair of springs, valve plates,damper plates and all necessisate accessories for Audco valve -150mm Cock type manual operated complete all as specified and directed. |
| 21 | Repair and servicing of 100 mm bore Sluice Valve by dismentaling all the parts after removing from site & replacement of all all parts like brass spindle GM lock nuts, gaskets nuts & washer etc to make fully serviceable and refixing the sams in original position including connection complete all as specified and directed. |
| 22 | Repair and servicing of 50 mm bore by Sluice Valve by dismentaling all the parts after removing from site & replacement of all all parts like brass spindle GM lock nuts, gaskets nuts & washer etc to make fully serviceable and refixing the sams in original position including connection complete all as specified and directed. |
| 23 | Supply and fixing LP Compressor Starter panel to suit the existing 270 HP motor as drive panel from Auto-Transformer Starter to variable frequency drive(VFD) Starter with temarature/ humidty control arrangement and provide By-pass arrangment with Star-Delta Starter if VFD failes by provisioning all necessiate components and fitting includes main contactors Aux contactors, Digital meters, timers OLR, control circuitary etc into the existing LT panels by keeping the same incomer chamber with the following specification. |
| 24 | Removal and Dismantling of one in number Dry Cooling Tower (DCT) assembly Unit includes copper cooling assembly, cooling towers and all associated fittings & accessories complete all as specified and directed. |
| 25 | Chemical cleaning of Dry cooling tower |
| 26 | Pressure test of Dry Cooling Tower(DCT) Unit |
| 27 | Supply only new unit for make-up water tank with associated pipelines and fittings accessories |
| 28 | Overhauling of two in numbers Dry cooling tower motors |
| 29 | Overhauling/ Repair and replace the necessary components of LT panel for DCT unit. |
| 30 | Servicing of Air Receiver Tank as followsa) Measuring the Thicknessb) Pressure Testingc) Certifying by the Competent Authority by Rule 8 |
| 31 | M&L mild steel framed work with ends of bars souldered, welded or reveted or forced into spikes, framed guard bars, ladders,chequred plates framed balusters, walk ways, railings, gates, frame work of tank, valvepit and similar work incl painting with one coat of red oxide primer and one coats of anticorrosive black bituminous paint incl dismantling mild steel work of any description not otherwise specially provided for all as specified and directed. |
| 32 | M & L for rendering 10mm thick cement plaster (1:4) on fair faces of brick work or concrete surfaces complete all as specified and directed. |
| 33 | Supply and laying well burnt bricks sub class 'B' laid breath wise along the length of cable in trench for underground cable protection complete all as specified and directed. |
| 34 | Replace with new unit for maintaining Dew Point of 3 deg C of Discharge Air using 2000 cfm Refrigerated type Air Dryer. |
| 35 | Supply, laying,testing and commissioing of MS ERW pipeline(flanged) and making flanged joint between length including rubber gasket ,nut,bolt and washer etc alongwith clamping of pipe at every 3 mtrs interval using 50mm width 6 mm thickness MS flat bar complete all as specified and directed. |
| 36 | 150mm dia, 5mm thickness |
| 37 | 100mm dia, 5mm thickness |
| 38 | 50mm dia, 4mm thickness |
| 39 | 25mm dia, 4mm thickness |
| 40 | Supply and fitment of CI double flanged raised spindle sluice valve with SS spindle and bronze box nut as per IS 780 range 150 to 100 mm dia IS 14846 (2000) PN1.0 complete all as specified and directed. |
| 41 | 100mm dia |
| 42 | 50mm dia |
| 43 | Supply and fitment of plug type Audco valve with screw type end fitting on both side all as specified and directed. |
| 44 | 150mm dia |
| 45 | 50mm dia |
| 46 | 25mm dia |
| 47 | Supply and fitment of TVS bolts and nuts with washer on both sides complete all as specified and directed. |
| 48 | 16 x 90mm |
| 49 | 14 x 60mm |
| 50 | 12 x 60mm |
| 51 | Supply and installation of Air separator with manual drain cock at suitable length of pipe on 150mm dia pipe and at every cope point 50mm and 25mm all as specified and directed. |
| 52 | Supply and Welding of following MS Bends all as specified and directed. |
| 53 | 150mm dia |
| 54 | 100mm dia |
| 55 | 50mm dia |
| 56 | 25mm dia |
| 57 | Supply and fixing of Nitrile rubber gasket of 6mm thickness conforming to BS 2751 of shore hardness BA 70 complete all as specified and complete all as specified and directed. |
| 58 | Supply,fix and Installation of Air Distribution Manifolds SS316 flange type Inlet 4’’ outlet 5 off SS304 ball valve ¾’’ with Universal coupling for hose connection all as specified and directed. |
| 59 | Supply,fix and Installationof pressure gauge with cock at all the cope point all as specified and directed. |
| 60 | Supply,fix and Installation of the hand gun with coil hose for 5 mtrs (industrial bay, stripping bay, MDP bay in SDD pump house and similar cope point in NDD pump house) all as specified and directed. Please Enable Macros to View BoQ information |
