bids are invited for repair and overhauling service - repair of the helo deck hatch guardrail stanchions installation of rubber beading; na; no; buyer premises a. rectification of damage/deformity to the hatch structure - detailed inspection of the helo deck hatch to assess the extent of damage or deformation. - removal of distorted, rusted, or compromised sections of the hatch structure. - structural straightening, fabrication, and welding work to restore the hatch frame and panel to its original specifications. - application of corrosion-resistant marine-grade paint/coating after repairs. b. securing and strengthening of hatch cover with proper guardrail stanchions - installation or reinforcement of hatch cover supports to enhance load-bearing capacity. - fixing or replacing damaged/missing guardrail stanchions to ensure safety compliance. - secure welding and bolting of all strengthening components to the hatch assembly. - verification of stability and safety through load and stress testing. c. renewal/installation of rubber beading to ensure watertight integrity and safe operation - removal of worn-out or damaged rubber beading. - cleaning and surface preparation of beading channel areas. - installation of high-quality marine rubber beading to ensure proper sealing. - conducting water ingress tests to confirm watertight integrity. total quantity :