Fabrication Supply Erection and Commissioning of MS Rolled pipe of 2374 mm dia and thick 12 mm with providing guniting inside the cooling water pump main discharge header pipe of Unit IIII

Fabrication and supply of MS rolled pipe of 2374 mm dia and Thick 12 mm for cooling water pump main discharge header pipe of Unit III

Charges for dismantling and re- erection of 2374 mm dia main discharge header pipe of Unit III Including cost of welding rod to join the 2374 mm dia pipe

Hire charges for Hydromac crane for leading and lifting the worn out pipe in cooling water pump main discharge header pipe of Unit III

Charges for cleaning and providing rubber lining of 2374 mm Large dia pipe of cooling water pump discharge main header of Unit III including 3 mm thick neoprene rubber including the cost of sand blasting, wire brush, swapper and cost of consumables such as primer sand etc.,

Charges for cleaning the inside surface of 2374 mm dia M.S pipe by brushing and sand Blasting or hydro blasting at a pressure not exceeding 7 Kg/ cm2 cleaning with jet air etc., including all labours, tool equipments, staging propping etc complete as directed by the Engineer at site.

Painting one coat of nitozinc or equivalent primer after thoroughly cleaning the rust in the reinforcement rate including of all materials, labour, lead, lift etc., complete

Supplying, Cutting, bending and tying in position secondary reinforcement wherever necessary using GI weld mesh of size 50x 50x 3 mm to tie the existing concrete surface prepared as per specification including cost of all labour, materials, tools and transporting placing in position etc., complete as directed by the site engineer

Guniting the prepared concrete surface at an average thickness of 50 mm in two layers of 25 mm each using OP/PP cement an stand1:3 by volume as per ISI 9082/1978 using guniting equipment the mixture being ejected and shot into the surface by means of compressed air including trating the existing concrete surface before guniting with watering and applying cement slurry with supplying of all materials, labour lead, lift, T&P, staging, transport etc., complete

Charges for transporting the released large dia worn out pipes to scrap yard and removing the guniting cement inside the large dia pipe by jack hammer. After removal of guniting cement material, cutting the worn out large dia pipes to safer size for transporting loading and transporting safely the scrap material from CWPH I to central stores for devolution.

Rali Engineering Works (BID ID -1096222)