REMOVAL AND REPLACEMENT OF DELIVERY PIPES AND VALVES ETC. FROM EXISTING SIZE 350mm dia WITH NEW 500mm dia OF PUMP NO. 4,5 and 6 AT PUMP HOUSE NO. 1 (OLD INTAKE WELL)

Amount

As Per Detail Given Below

Cutting 350mm pipe of existing pump delivery line (one cuts foreach pump x 3 pumps)

Surface cleaning & grinding of cutting face of existing pipeline

Supply of MS Co-centric enlarger of 450 X 500mm for enlarging delivery size 500mm

Supply, aligning & welding of all positions with required number of runs for MS flange of 500 mm dia on(IS - 1536/1989 and upto dated amendments) enlarger including gauging wherever necessary, fixing appurtenances and other accessories in connection with delivery pipe work as per specifications.

Supply, aligning & welding of all positions with required number of runs for MS flange of 450mm on(IS - 1536/1989 and upto dated amendments) enlarger including gauging wherever necessary, fixing appurtenances and other accessories in connection with delivery pipe work as per specifications.

Supply, Installation, testing & commissioning of corrugated design stainless steel Expansion bellows PN 1.6 with flanges, 15mm axial movement, 300mm overall length with tie rods, nuts etc. of following class and diameter; including all taxes, octroi, inspection charges, freight charges, insurance, loading, unloading, conveyance to departmental stores, stacking etc. complete Tender Specifications; and b) Lowering, laying and jointing in position complete as per instructions of Engineer in charge. 500mm dia for Delivery Pipeline

Supply, Installation, testing & commissioning of Dual Plate Check Valve PN 1.6 of approved make & confirming to API-594/598 and of following class and diameter; including all taxes, octroi, inspection charges, freight charges, insurance, loading, unloading, conveyance to departmental stores, stacking etc. complete; and b) Lowering, laying and jointing in position complete as per Tender Specifications and instructions of Engineer in charge. 500 mm dia for Delivery line

Supply, Installation, testing & commissioning of spirally welded/ERW/SAW/ fabricated 500mm dia M.S. Tail piece (commercial Quality) of suitable lengths including all taxes (central and local), freight, insurance unloading, transport to stores/site unloading, stacking etc, complete as per IS 3589 and IS 5504 as applicable as specification.

Cutting of hole in header line for fixing of 500mm delivery pipe.

Supply & placing of MS plate for aligning & fixing of delivery pipe to header with filling of gaps.

Supply & placing of Rubber gasket of 500mm nominal diameter for flange joints .

Supply & placing of Rubber gasket of 450mm nominal diameter forflange joints .

Supply & placing of high tensile steel nut+bolt+ washer set for fixing of 500mm valves & pipes with specials .

Removal of dismantalled materials like pipes and valves etc. complete in all respect & transport to local stores including loading & unloading as per direction of engineer incharge