providing laying, testing & commissioning of 150 mm dia size, c class heavy duty ms pipe conforming to is 1239 i/c fittings like elbows, tees, flanges, tapers, nuts bolts, gaskets etc. in ground including welding, excavation & providing cement concrete blocks as supports, anticorrosive treatment with coaltar/asphalt tape as per is 10221, refilling the trench etc. complete as required.
