Tender For Replacement Of Defective Spares Of Centrifugal Pump No. 03 And 04 At Daspara Bps, kolkata-West Bengal

Replacement Of Defective Spares Of Centrifugal Pump No. 03 And 04 At Daspara Bps- DE-COUPLING OF THE HT PUMP FROM THE DRIVE MOTOR BY REMOVING THE COUPLING BOLTS ETC WITH CARE AND CAUTION AND KEPT THE COUPLING BOLTS IN THE DEPARTMENTAL GODOWN AND COMPLETE AS PER DIRECTION OF EIC.RATE ANALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018 2 REMOVAL OF HORIZONTAL/VERTICAL SPLIT TOP VOLUTE AFTER LOOSENING THE NUTS AND BOLTS FROM THE BOTTOM VOLUTE OF THE HT PUMP WITH UTMOST CARE BY USING DEPARTMENTAL OVER HEAD CRANE & KEEP THE TOP VOLUTE AT THE WORKING FLOOR AND AFTER COMPLETION OF THE NECESSARY INSPECTION/WORKS ETC & AGAIN PLACING THE TOP VOLUTE ON THE BOTTOM VOLUTE WITH NECESSARY HYDRAAULIC PAPER ETC ALONG WITH THE SCALING OF BOTH NDE & DE SIDE OF VOLUTE CASING TO PREVENT SUCKING OF AIR & BOLTED UP OF THE TOP AND BOTTOM VOLUTE CASING & COMPLETE AS PER DIRECTION OF EIC. RATE ANALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018 3 TAKEN OUT OF THE SHAFT -IMPELLER ASSEMBLY FROM THE BOTTOM VOLUTE OF THE HT PUMP AND KEPT ON THE PEDESTAL WITH CARE & CAUTION & COMPLETE AS PER DIRECTION OF EIC RATE ANALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018 4 TO & FRO TRANSPORTATION OF COMPLETE SHAFT - IMPELLER ASSEMBLY FROM PUMP-HOUSE WORK SITE TO THE CONTRACTORS WORKSHOP AND VICE- VERSA INCLUDING LOADING AND UNLOADING WITH PROPER CARE AS PER DIRECTION OF EIC.RATE ANNALYSIS APPROVED BY DG(WS) ON DATED15/06/2018 5 REMOVAL OF HALF COUPLING USING THE HYDRAULIC PULLER & FIXTURES ETC. VERY CAUTIOUSLY FROM THE SHAFT AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANNALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018 6 FITTING & FIXING OF THE HALF COUPLING BY HYDRAULIC JACK & SPECILIZED FIXTURE ETC. & COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018. 7 TAKING OUT THE BEARINGS ( HAVING ID.75MM TO 200MM) WITH PROPER CARE & CAUTION BY PROVIDING ALL RELEVANT TOOLS & FIXTURES AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018. 8 TRUENESS AND ECCENTRICITY CHECKING OF THE SHAFT IMPELLER ASSEMBLY, TRUENESS CHECKING OF THE COUPLING AND DYNAMIC BALANCING THE COMPLETE ASSEMBLY BY ADDING OR REMOVING THE UNBALANCED MASS AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. THE BALANCING CERTIFICATE MUST BE FURNISHED TO THE DEPARTMENT. RATE ANNALYSIS APPROVED BY DG(WS) ON DATED 15-06-2018 9 POSITIONING, FITTING & FIXING THE COMPLETE ROTATING ASSEMBLY ON THE PUMP BOTTOM VOLUTE WITH ALL SEQUENTIAL PROCEEDINGS AND KEEPING UTMOST CARE & CAUTION AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANNALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018. 10 MAKING ALIGNMENT OF THE SHAFTS OF PUMP & MOTOR BY USING DIAL GAUGE ETC, INCLUDING INSERTION OF REQUISITE DIMENTIONED BRASS SHEETS & COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANNALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018 11 MAKING COUPLING THE HT PUMP WITH THE DRIVE MOTOR BY INSERTING THE COUPLING PINS ETC WITH CARE & CAUTION & COMPLETE AS PER DIRECTION OF EIC. RATE ANNALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018 12 COMMISSIONING THE HT PUMP WITH THE DRIVE MOTOR WITH SEQUENTIAL PROCESS WITH PROPER CARE & CAUTION & DO NEEDFUL OBSERVATION FOR TRIAL RUN TO ACHIEVE THE SATISFACTORY OPERATION OF THE PUMP & COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANNALYSIS APPROVED BY DG(WS) ON DATED 15/06/2018. 13 FITTING FIXING OF THE BALL/ROLLER BEARING (HAVING ID- 75 MM TO 200 MM) BY APPLYING THE METHOD OF EXPANSION OF INNER RACE IN HOT OIL DIPPING OR OTHER SUITABLE METHOD OF EXPANSION WITH PROPER CARE & CAUTION AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANALYSIS APPROVED BY DG WS DATED 15.06.2018 14 REMOVAL OF SLEEVES BUSHES/STUFFING BOX BUSH/JAM NUTS ETC. COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. MODE OF MEASUREMENT - WEIGHT OF SLEEVES/JAM NUTS/STUFFING BOX BUSH ETC. WITH SHAFT. RATE ANALYSIS APPROVED BY DG WS DATED 25.06.2018 15 MANUFACTURING, FITTING & FIXING OF STUFFING BOX BUSH (MOC- SS 304) AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANALYSIS APPROVED BY DG WS DATED 25.06.2018 16 MANUFACTURING, FITTING & FIXING OF COUPLING PIN BUSH (MOC- NEOPRENE RUBBER MOULDED HAVING GUN METAL LINER ON INNER SIDE) COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANALYSIS APPROVED BY DG WS DATED 25.06.2018 17 MANUFACTURING, FITTING & FIXING OF COUPLING PIN(MOC-EN-24) WITH BOLTS AND COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANALYSIS APPROVED BY DG WS DATED 25.06.2018 18 MANUFACTURING FITTING & FIXING OF SLEEVE BUSH(MOC- SS 304) ND COMPLETE IN ALL RESPECT AS PER DIRECTION OF EIC. RATE ANALYSIS APPROVED BY DG WS DATED 15.06.2018 19 SUPPLY AND DELIVERY OF SKF MAKE BALL BEARING 6218 M/C3(ID=90 MM, OD=160 MM, WIDTH=30 MM). RATE TAKEN FROM RECOMMENDED SELLING PRICE LIST OF SKF W.E.F 23RD DECEMBER 2024 20 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] 21 CHAPTER - VIII SUPPLYING OF MATERIALS HIRE CHARGES OF MACHINERIES 8.28Hire charges of lighting generator of capacity 5KVA including fuel, mobil, operator, carriage etc. including all complete for water supply works. For minimum engagement of 8 hrs. In a day 22 Supply and delivery of the following bearing (Make: SKF):6324/C3CHAPTER - VIII SUPPLYING OF MATERIALS HIRE CHARGES OF MACHINERIES 8.28Hire charges of lighting generator of capacity 5KVA including fuel, mobil, operator, carriage etc. including all complete for water supply works. For beyond 8hrs. of working 23 Sub Total 24 GST 18% 25 CESS 1%

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