OT 47

Amount

Transporting the refractory from MTPS-II central store to boiler "0" mtr, leading and lifting to the required elevation of boiler by providing chain block, pulley and rope.

Removing of old refractory and bringing to ‘0’m, including cost of all consumables, tools and plants etc.,

Cutting and welding of clamp and arresting the buck stay plate, renewal/ reconditioning of cotter pin in the buck stay connecting corner plate including consumables and hire charges for T&Ps

Providing shuttering for refractory and applying new refractory in the required area of buck stay location including consumables and hire charges for T&Ps.

Providing shuttering for refractory and applying new refractory in the HRA Front wall area & 2nd pass rear side in LTRH, Economizer Lower & upper bank above the porous plate including consumables and hire charges for T&Ps.

Removing the damaged leveller beam and providing new one at required elevation after removing the arresting clamps, positioning the beam, cutting and welding of leveller beam stiffener plates and its allied works, restoration of the clamps after renewal work and preparing scaffolding arrangements. Devolution the scrap to store if required.

Transporting of new Leveller Beam from '0'mtr to various required elevation and bringing the damaged one to '0'mtr.

Lifting the buck stay connecting corner plate and hanger pin wherever it is needed in the boiler with providing proper chain block supports for re-fixing the cotter pin including the charges like consumables, T&P’s and etc.,

Removal of G.I sheet and insulation three layer (60mm x 3 = 180mm thick) from front, rear, left and right side water wall panels outside buck stay from 43 mtr to 51 mtr elevation, whichever required area in Boiler 1st pass and refixing after completion of rectification works

Cost for Required I-Beam (Size 250 X125 6.9mm)

KSS Engineering Contractor (BID ID -1072636)