Indian Oil Corporation Limited Tender

Testing of MB-1, 2 and 3( L- 48Mtr, Dia-6 Mtr, Capacity-600 MT each, Quantity- 3 Nos.)

DECOMMISSIONING: Decommissioning of the monded bullet, Degassing and cleaning of with water after making necessary connections for in and out flow with suitable pipelines/hose arrangements as directed on site. De-boxing the vessel ; dismantling all the Instruments on mounded vessels , pipe connections & also all jobs related to isolation of bullets from rest of the system by contractor. The water used for degassing should be disposed off safely in the drainage and the sludge if any coming along with the water should be carefully removed and disposed/kept in safe place as directed at site. The sludge should be buried if necessary as per site directions. A sample of all sludge collected should be handed over to the site engineers. Cleaning : Thorough cleaning of the inner surface with water jet and cleaning the sludge/rust materials followed by thorough cleaning of inner surface to remove the scale, oil and dust by pneumatic wire brushes to expose the metal surfaces and thorough buffing of weld joints. Minimum 10 mm on both sides of each weld joint including nozzle welds by thorough cleaning using rotary brushes to expose bare metal (shinning surface) with care to entire weld joints of nozzles and other areas as directed at site. The contractor has to provide all equipments and consumables for carrying out the cleaning jobs. This item includes the excavation and refilling of soil/earth for burying the sludge as per instructions.

DISCONNETION OF LINES AND RREFIXING BACK AFTER JOB : 'Disconnecting the inlet, outlet of the LPG liquid and vapour line, SRV, HLA, Measuring Gauges (Servo Gauge, Radar gauge Gauge, Fixed tube Gauge), Manhole, Water drain line, globe valves, ROV and other fittings of the Mound Bullet using non sparking tools, disconnection of electrical cables without any damage etc as per direction of Site Engineer. Shifting to stores and back for servicing. Refixing-Fixing back all the Liquid and vapor lines after servicing the valves, EFCV, and fixing all removed fittings like SRV, HLA, Measuring Gauges (Servo Gauge, Radar gauge Gauge, Fixed tube Gauge), Manhole, Water drain line, globe valves, ROV and other fittings of the Mound Bullet. Refixing of the same including supplying and fixing of new metallic spiral wound gaskets and stud-bolts as per specification and codes with proper tightness as per instructions at site etc. complete. Test certificates to be provided for the material supplied. Any damage for the fittings, gaskets, studs-nuts etc. or any equipments during removal & fixing of the connection has to be rectified by the vendor itself. Finally correctness of level gauges has to be established. Testing shall be carried out for Emergency Shut off valves, EFCV / ROV etc using N2 Gas for observing operational fitness per SMPV / CCE norms / relevant codes. job also includes purging the vessel after testing and connection of pipelines.