Maintenance and Inspection of 250 KL Transmix tank at WRPL Ratlam.

GST % for the tender Please select the rate of GST in cell AY13. Rate selected shall be applicable for all the items under BoQ.

Service

Preparatory Works: a) Locking of floating roof of the tank on support legs (b) Opening of roof manholes (c) Dismantling & storage of floating roof seal (d) Pumping of residual oil into sump tank using pump, flexible hoses and necessary fittings supplied by part y (e) Cleaning of 250KL tank and sludge disposal through a combination of mechanical/manual mixing process including entry into the tank, removal and storage of left over oil/oily sludge which can't be pumped out further in containers supplied by owner and dispos al of the same in sludge lagoon/pits including transportation as per the directions of Engineer-in-Charge by taking all safety prec autions and degasification of the tank to make it 100% gas freefree ( f)Opening of shell manholes( g) blinding of inlet and Oultet l ines

Degasification: Arrangement & Installation of air driven flame proof eductor fan(s) for ventilation for gas freeing the tank, as per instructions of EIC/ Site Engineer along with all required tools, tackles, manpower, consumables, non-consumables etc. Suitable documents for the e ductor fan indicating that the same is flame proof shall be submitted to the EIC for its approval prior to using it at the site. Dou ble earthing of all the equipments like motors, eductor fan etc. shall be done. Degasification shall be done inline with API RP 2016 .

Scaffolding: Erection of steel scaffolding for working at heights in line with & all safety guidelines indicated in contract and ins tructions of Engineer-in-Charge/Site-Engineer. Workers working at height should wear full body harness. Supply of all tools,tackles, materials, consumables, labours and erection works shall be in the scope of contractor.

Dismantling of secondary seal : Dismantling, transportation and storing of complete secondary seal assembly along with all its acces sories in the owner's store yard or location as designated by EIC/ Site Engineer. This shall include all required tools, tackles, co nsumables, non-consumables, manpower and supervision etc. to complete the work in all respects.

Dismantling of primary seal :Dismantling, transportation and storing of complete primary seal assembly along with all its accessorie s in the owner'sstore yard or location as designated by EIC/ Site Engineer. This shall include all required tools, tackles, consumab les, non-consumables, manpower and supervision etc. to complete the work in all respects.

Installation of Primary Seal: Installation of "liquid mounted" new PolyUrethane seal as per drawing / existing practise & specificat ions inclusive of tools, tackles, equipments, consumables, non-consumables, manpower and supervision for completing the work in all respects as per tender specification.

Installation of Secondary Seal:- Installation of secondary seal system with all related accessories etc. along with provision for in sertion of nozzle of foam based rim seal fire protection system inclusive of necessary equipments, consumables, tools, tackles, manp ower and supervision for completing the work in all respects as per tender specifications.

Tank bottom, shell internal & roof lower deck scraping:- Thorough scraping of the tank bottom, internal surface of shell upto 1.5 m fromtank bottom, all pipings, roof supporting legs, water draw off sumps,lower surface of lower deck & other internals etc. as per d irection ofEIC/ Site Engineer including all required manpower, tools, tackles,consumables, non-consumables etc. to complete the work in all respects.