repair_works_CBD-VI

Amount

Repairing of the DN 700 & 800 Sluice Valve of Pump No. 3 & 4 (Delivery of Pump No.3 and Suction & delivery of Pump No. 4) Drainage Pump along with Actuator K-600 (Rotork Make), work includes making of scaffholding arrangement, deputing skilled Technicians and withdrawal of the Bonnet of the Valve to have the Valve in close condition, dismentliing the Gear Box of the Valve after withdrawal of the Actuator, servicing of the Actuator, cleaning, drain of oil and filling of 6 Ltrs. of Servo System 46 in each Actuator, Fuse replacement, replacing the Bearing of the Coupling Point of the Valve Shaft and Actuator by new 60062Z bearings (2 nos. in each Valve) all complete with machining, carrying and back carriage for the Bearing Housing, fitting fixing, packing & Gaskets replacement, Actuator mounting, cable connection, Limit setting, all complete with Testing and Commissioning to the entire satisfaction of the EIC.

Delivery side (DN 700) of Pump No.3 and Suction (DN 800) & delivery side (DN 700) of Pump No. 4

Supply and Delivery of Bearings for the above 6006 2Z (SKF)

Supply and Delivery of Servo System 46 Oil

Labour charges for clean the lekage area by cutting jungle, PCC floor by hireing the floor cutting machineries and remove the brick works by supllying necessary tool and truckels as per direction of EIC.

Renewing lead joint to CI pipes and specials and spun yam 'including reusing 60% of old and using 40% new lead of approved quality new span yam and caulking the same properly including labour charges for dismantling the existing damaged portion complete as per direction of EIC. Approved quality lead, spun yarn, fuel and other materials will be supplied by the agency including necessary earth work in exacavation & back filling in same trenches (Lead if supplied by the department will be recovered @ 145/- per kg) NB:-This item will be executed as per specific direction of EIC. 450 mm dia. with supply of 12.20 Kg lead & 950 gms yarn to each.

Labour charges for repairing the PCC floor and brick works by supllying necessary materials (bricks, stone, sand and cement) as per direction of EIC.

Dismantling the 3HP dewatering pump motor set (Pump Position -01) part by part for detection of fault as per direction of the EIC.

Carrying charges of the above gaseous chlorination pump motor set set from workside to workshop and back to site after repairing including loading and unloading complete the job as per direction of EIC.

Dismantling the Submersible pump at the Kolkata works rewinding with as per sample gauze of copper wire heat varnishing, bearing replacements ,mechanical seal and oil seal replacement, shaft machining complete with metalizing, overhauling and servicing assembly fitting fixing ,testing installation after replacing the faulty nuts and bolts ,commissioning to the entire satisfaction of the EIC.

Withdrawal of 37kW Pump No. 1 (M&P) Vertical in horizontal execution for Sewage mean (8/10AKN MODEL) period discharge from its volute casing after decoupling of the Motor and dismantling of the vertical motor and decoupling of the bottom and top shaft fault detection of all the bearings of Top DE Bearing and Bottom DE Bearing as well as the shaft Bearing includes the Rollar and Ball Bearings all complete also indentifying the shaft damages as per direction of the EIC

Carrying of the Pump assembly to Kolkata works for machining and servicing along with fixing of the newly supplied bearings fitting fixing overhauling of the pump at works metalizing and machining of the shaft to correct the damage all complete to the entire satisfaction of the EIC and back carriage to the site.

Supply of the following bearings fitted as described above in the Pump :

Ball Bearing 6313 2Z FAG for Shaft Coupling

Rollar Bearing 22216K FAG Upper Driving End of the Pump

Rollar Bearing NU314 +H316 Collar Lower Driving end at Impeller side of the Pump.

Installation of the repaired Pump assembly in volute casing fixing of the shaft coupling set and replacing the shaft bearing in between the Top and Bottom Shaft and fitting sixing of all including assembly installation of the 37 KW Vertical Motor on the Motor Stool, cable connection and requisite leveling alignment testing, commissioning as per direction to the entire satisfaction of the EIC.

Servicing the Actuator of the Delivery and Suction End of Pump No. 1 of Sewage mean period Pump 37kW, DN-350 & DN-300 Sluice Valve electrically operated, includes oil replacement cleaning limit setting all complete with testing and commissioning.

GST @18% of Total Value in Amount

CESS @1% of Total Value in Amount

Tarun Kumar Bhattacharya (BID ID -6203506)

EASTERN INDIA SALES AND SERVICE (BID ID -6203707)