bids are invited for custom bid for services - sor 1 total price for painting of natural gas pipelines utility lines fire water line valves pressure vessels like diesel tank filters etc for compressors at any height of any shade qty 3300 m2 refer tender terms , custom bid for services - sor 2 total price for painting of structures platforms handrails ladders sheds etc including base frames and immediate supports at any height of any shade qty 4500 m2 refer tender terms , custom bid for services - sor 3 total price for painting of exhaust ductpipes of engines etc at any height qty 720 m2 refer tender terms , custom bid for services - sor 4 total price for supply erection and dismantling of scaffolding of any height standard size frame 3m x 3m with proper pipes clamps and mesh jali to cover the required surface qty 24000 cu meter refer tender terms , custom bid for services - sor 5 total price for letternumber writing on structures pipings display boards etc with preparation of suitable background it includes supply of all material qty 60000 sq inch refer tender terms