Repair to 500 mm dia. Sitlee to Manda and Sitlee- Lohar HT rising mains along with allied works in Sitlee.

Repair to reducer installed at 500 mm dia. Sitlee-Lohar mild steel spiral welded HT rising main. Opening up of the wash out for clearing/draining the water from the rising main. Carriage of welding cables, welding set, welding electrodes gas cutter, oxygen-LPG cylinders and other allied material to the site of work using mechanical transport. The job includes cleaning and removing the old cracked welding from the leaked reducer by way of grinding them with the portable grinder. Welding the cracked joints of the reducer by applying the first layer in continuous butt weld using superior quality welding electrodes of size 3.14 mm and 4 mm by skilled welder. Chipping and grinding the first layer thus removing the slag to perform the 2nd successive layer in continuous butt/fillet weld. Properly chipping away the slag formed after each successive welding layer so that the welding is clean, smooth and leak proof. The job also includes repair the manifold at three spots. Cleaning and grinding the cracked joints with portable grinder. Welding the joints using superior quality electrodes of size 3.14 mm and 4mm. To further strengthen the welding joints providing and fixing the MS plate/strips on the welding joints. The job further includes replacing the damaged rubber sheet/gasket of the flowmeter. Cutting the pipe piece with the help of gas cutter for the removal of the damaged rubber sheet and fitting of new one. Open the nuts and bolts with the help of spanners/ring spanners. Cutting of the rusted nuts and bolts with the help of gas cutter if any. Providing and fitting the new rubber sheet to the flowmeter and tighten all the nuts and bolts, weld the pipe using superior quality welding electrodes of size 3.15 mm and 4 mm by skilled welder in three layers. Properly chipping away the slag formed after each successive welding layers so that the welding is clean, smooth and leak proof. The job further includes removing of the old paint/dust/dirt of the manifold pipe (approx 25 sqm) by way of rubbing with fine steel scrapper and rubbing with sand paper to obtain clear and even surface. Applying the one or two coats of superior quality epoxy black paint by highly skilled painter. The job includes repair to 500 mm dia. Sitlee to Manda rising main near RD- 368 in Bazighar Basti. Shifting the material used at site of work in mechanical transport. Excavating the earth using backhoe loader for the repairing of the rising main. Cleaning and removing the old cracked welding from the leaked joint by way of grinding them with the portable grinder. Welding the cracked joints of the reducer by applying the first layer in continuous butt/fillet weld using superior quality welding electrodes of size 3.14 mm and 4 mm by skilled welder. Chipping and grinding the first layer thus removing the slag to perform the 2nd successive layer in continuous butt/fillet weld. Properly chipping away the slag formed after each successive welding layer so that the welding is clean, smooth and leak proof. Test the rising mains on full load after completion of the work. Complete job includes cost of material, carriage and labour charges, hire charges of back hoe loader at site etc.