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| 1 | TOTAL |
| 2 | Fixing up of scaffolding arrangement and providing all the necessary tools & tackles to lift the existing pump & it's components for repairing. |
| 3 | Plugging of suction pipeline by engaging divers, helpers etc with the help of wooden pin & other tools & tackles. |
| 4 | Dismantling & lifting the pump alongwith top shaft & bottom line shaft, plummer block, bearings, couplings etc part by part using manpower, necessary tools tackles etc & cleaning all the parts and keeping it in a suitable position within the pumping station as per the direction of EIC. |
| 5 | Manufacturing & supply of top hollow line shaft: Length: 3600mm, OD- 150mm, Thickness- 8mm, Make: EN 29 as per sample incl. turning, facing in lathe & Key way cutting, Thread cutting etc all over dia & center hub of shaft to bring acccurate dimension to match with the sample. |
| 6 | Manufacturing & supply of bottom hollow line shaft: Length: 2700mm, Dia- 120mm, Thickness- 8mm, Make: EN 29 as per sample incl. turning, facing in lathe & Key way cutting, Thread cutting etc all over dia & center hub of shaft to bring acccurate dimension to match with the sample. |
| 7 | Supply, fitting & fixing of Deep groove ball bearing no. 6412/C3, Make: SKF or any reputed brand. |
| 8 | Supply, fitting & fixing of Thrust ball bearing no. 51316, Make: SKF or any reputed brand. |
| 9 | Supply, fitting & fixing of spherical roller bearing no. 22213-E1A-K-M, Make: FAG or any other reputed brand. |
| 10 | Manufacturing, supply, delivery & installation of MS blank flange alongwith nuts & bolts suitable for 350mm dia, 8mm thick NB pipes. |
| 11 | Manufacturing, supply & fitting fixing of plummer block complete in all respect as per existing sample. |
| 12 | Manufacturing, supply, fitting & fixing of corrosion resistant, heavy steel universal couplings on one end of the top & other on bottom shaft complete in all respect as per existing sample. |
| 13 | Supply of 5 mm thick rubber gasket & accessories for sealing into the flange. |
| 14 | Supply & fitting fixing of gland packing, gland collar, circular base plate & its stud bolts as per existing sample. |
| 15 | Manufacturing & supply of SS nuts & bolts as per existing sample. |
| 16 | Manufacturing, supply fitting fixing of GM bush (88:10:2) & Jam nut of pump as per existing sample. |
| 17 | Repairing of impeller shaft involving metal deposition on crushed key hole with machining, turning finishing it to accurate dimension as per existing sample. |
| 18 | Fixing of impeller in the impeller shaft alongwith dynamic balancing of the impeller assembly at the motor speed i.e. 980 rpm. |
| 19 | Repairing of bearing housing involving metalizing of corroded inner surfaces & machining, turning & finishing it for proper accomodation of radial & axial ball bearings as per existing sample. |
| 20 | Repairing incl. removing broken bolts & tapping of damaged bolt holes of pump volute casing & bearing housing and making new threads using magnetic drill tap for proper fitting of nuts & bolts. |
| 21 | Complete rust removing & painting with anti-corrosive paints on impeller, pump body, hollow line shafts, bearing housing & delivery pipeline etc. complete in all respect as per the direction of EIC. |
| 22 | Assembly of pump unit part by part & checking for proper pump alignment. Lowering & fitting fixing of the entire pump, hollow line shafts, plummer block assembly & universal couplings with maintaining proper alignment & removing the scaffolding arrangement along with wooden pin from the suction side of the pump by engaging divers, manpower, tools & tackles etc. Finally reconnection of pump motor couplings with proper alignment and trial run. |
| 23 | Transportation charges from pumping station to party's workshop & return it with loading & unloading complete. Please Enable Macros to View BoQ information |
