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| 1 | CHAPTER - VIII SUPPLYING OF MATERIALS 8.11Double flanged double eccentric design manually operated ductile iron butterfly valve having body disc, and end cover in graded ductile iron to 65, synthetic rubber face ring secured on disc by a SS/AISI 304 retaining ring with stainless steel screws the rubbering sitting on a corres-ponding integral monel 60 seat in body stub shaft of AISI 431 riding in PTFE lined stainless steel bearing, valves suitable for maximum working pressure of 10 kg/cm... and body tested 15 kg/cm..., flanges flat faced and drilled to I.S 1538: 1993.Diameter in mm 300 |
| 2 | CAST IRON DOUBLE FLANGED SINGLE DOOR SWING NON-RETURN VALVE GENERALLY CONFORMING TO IS:5312 PART I, HAVING BODY, DOOR, COVER IN GRADED CAST IRON TO IS: 210 GR. FG 200, BODY AND DOOR RINGS & BEARING BLOCK OF LEADED TIN BRONZE TO IS: 318 GR. LTB 2 (350 MM & ABOBE), HINGE PIN OF ST.ST. AISI410, VALVE SUITABLE FOR A MAXIMUM WORKING PRESSURE OF 10/16 KG/CM2 (SEAT TEST) & BODY TESTED TO 15/24 KG/SQCM. |
| 3 | CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials 2.1 C.I. / D.I. Pipe & Specials 2.4Valves 2.4.1 Lowering, fitting and fixing of all types of valves in proper position and alignment using chain pully block or crane(for diameter above 250 mm) by providing temporary support,as required,gaskets,nuts& bolts etc.all cornplete as per specification and direction of the Engineer-in-Charge.[The rate Includes cost of flange joints]300mm dia. |
| 4 | CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials 2.1 C.I. / D.I. Pipe & Specials 2.1.6 Flange joint to C.l./D.l/MS. pipes and specials including supply of rubber gasket. nuts. bolts. washers etc. of best quality to make the joint watertight at required hydraulic pressure all complete as per specification & direction of the Engineer-in-Charge. Diameter in mm 300mm dia. |
| 5 | CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials 2.1 C.I. / D.I. Pipe & Specials 2.1.6 Flange joint to C.l./D.l/MS. pipes and specials including supply of rubber gasket. nuts. bolts. washers etc. of best quality to make the joint watertight at required hydraulic pressure all complete as per specification & direction of the Engineer-in-Charge. Diameter in mm 500mm dia. |
| 6 | RE-INSTALL THE COMPLETE ACTUATOR ON THE VALVE GEAR BOX OF B/F VLAVE, RE-CONNECTION OF POWER LINE AND CONTROL CIRCUIT WITH PROPER CABLE GLANDS AND EARTHING CONNECTION AND COMPLETE SWITCH SETTING BOTH OPEN & CLOSE WITH PROPER SYNCHRONISATION AS PER DIRECTION OF EIC. |
| 7 | CHAPTER - II LAYING & JOINTING PIPES, SPECIALS ETC.2.1 C.I. / D.I. Pipe & Specials 2.1 C.I. / D.I. Pipe & Specials 2.3.7Supplying and fabricating 20 mm to 32mm thick (finished thickness) M.S flange. properly ribbed, one face machined, including drilling holes as perstandard table, fitting and fixing the same with M.S. pipe by electric arc welding as per relevant I.S. specification using standard electrodes and direction of the Engineer-in-Charge. [ The Engineer-in-Charge shall approve the electrodes for arc welding before use] 500mm dia |
| 8 | M.S PLATE AS PER IS : 2062 -2011/LATEST REVISION, MAKE : SAIL/ TATA/JINDAL 1.B) ABOVE 2 MM UPTO 10 MM THICKNESS (USOR (M&E) WEF 10TH MAY,2022, IRRIGATION & WATERWAYS DEPARTMENT, GOVT. OF WB) |
| 9 | BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. B. REPAIRING 2. Welding in M.S. structural work with gas or electric: (a) Tack weld |
| 10 | BUILDING WORKS (F) STRUCTURAL STEEL WORKS, GRILLS, GATES ETC. B. REPAIRING 2. Welding in M.S. structural work with gas or electric: (b) Continuous weld. |
| 11 | CHAPTER - VII MISCELLANEOUS ITEMS Dewatering by pumps including all leads, lifts and making all arrangements of disposal. where continuous flow of water from a source other than natural or ground water is encountered in case of emergency maintenance works related to leakage. breakage and making wet connections. [Note ;- In case of any other situation demanding such emergency dewatering. use of this item is to be approved by the Superintending Engineer/Tender Accepting Authority. This item shall be executed on the specific direction duly supported by proper clarification of the E.I.C. who will be satisfied in absolute discretion that such work has not been necessitated due to any natural source of water or any fault of the Contractor] |
| 12 | Sub Total |
| 13 | GST 18% |
| 14 | CESS 1% Please Enable Macros to View BoQ information |
