Cleaning the Cold and Hot water tunnels and allied works in Unit 4

Cleaning the entire stretch of cold and hot water tunnels of Unit IV including removing and refixing of the man hole covers, providing adequate lighting as directed by the Engineer- in- charge, dewatering both the tunnels using diesel/electric pumps, cleaning of slush, clay and debris, scrapping and removing all the barnacles and marine vegetations out of the tunnels without resorting to chipping of walls including hire charges for pumps, providing Neoprene or equivalent rubber gaskets for manhole covers of 5mm thick, all consumables for lighting and pumping arrangements, labour, tools and plants, lead, lift etc., complete.

Removal, clearing and disposal of debris, barnacles and marine vegetations from the dumped areas including transporting to the debris yard with a lead of 1km.

Providing patch up in the inner surface of Tunnel including cleaning the surface providing primer coat of epoxy resin and hardener applying 10mm thick epoxite epoxy screeding using quartz sand and epoxy resin and hardener including cost of all materials labour, lead, lift etc complete.

Providing two coats of epoxite epoxy seal coat over screeding surface using epoxy resin and hardener, rate including cost of all materials, labour, lead, lift, etc complete.

Providing two coats of anticorrosive black paint to the manhole surface, rate including cost of all materials, labour, lead, lift, etc., complete

Fixing SS 16mm size rod with the existing damaged ladder step inside the tunnel with composite welding rod in correct position, grinding in surface smoothly, rate including cost of SS rod, hire charges for welding machine, holder, labour, lead, and safety appliances etc., complete.

KRISHNA ENTERPRISES