bids are invited for custom bid for services - erection and dismantling of scaffolding up to 24 m height as per scope of work for total quantity of sor , custom bid for services - erection and dismantling of scaffolding above 24 m height as per scope of work for total quantity of sor , custom bid for services - erection and dismantling of scaffolding inside confined space up to any height including supply of scaffoling materials as per scope of work for total quantity of sor , custom bid for services - surface cleaning of weld joints and ndt surface using buffing grinding etc including tool tackles and consumable as per scope of work for total quantity of sor , custom bid for services - application of one coat of f8 paint self priming high build epoxy paint and 01 coat of f2 poly urethane finish paint on outside surface of vessels only as per scope of work for total quantity of sor , custom bid for services - application of one coat of f11 paint heat resistant synthetic medium aluminium paint up to 250 0c on outside surface of vessels only as per scope of work for total quantity of sor , custom bid for services - breaking removal of insulation along with cladding and refractory including area cleaning shifting of removed insulation to designated location etc as per scope of work for total quantity of sor