Providing, Installation, Testing and Commissioning of 750 mm diameter Rubber Expansion (R.E) Joint along with allied works at L.I.S Rajal

Providing, Installation, Testing and Commissioning of 01No. DN750 (30-inch) Double-Arch NBR Rubber Expansion (R.E.) Joint with PN16 Flanged Ends in the rising main pipe of Pump Unit No. 01 & 02 at L.I.S. Rajal, along with allied works. The job involves excavation from the bottom side of the rising main pipe at the proposed installation locations to provide adequate working space for installation/replacement of the Rubber Expansion JointsThe work includes dismantling and extraction of the existing nipple for temporary restoration by removing nuts and bolts from both flanges of the nipple with the help of manual labour and tripod stand. The scope further includes cutting and removal of old/worn-out 750 mm dia flanges using a gas cutter and providing, fitting, aligning, and welding of 02 No. new M.S. flanges suitable for DN750 (30-inch), PN16 pressure rating to the rising main pipe using super quality welding electrodes.The work further includes supplying, positioning, aligning and installing 01 No. DN750 (30-inch) Double-Arch NBR Rubber Expansion Joint with PN16 flanged ends, conforming to the existing sample and site requirements, with the help of manual labour and tripod stand. Necessary nuts, bolts, washers, gaskets and other accessories required to be replaced with new one for complete installation.The job complete includes the cost of Rubber Expansion Joints, M.S. flanges, nuts, bolts, gaskets, welding electrodes, consumables, transportation, loading/unloading, hire charges of welding set, gas cutter, tripod stand, tools and plants, and all skilled and semi-skilled labour required for handling, supporting and maintaining proper level and alignment of the delivery pipes during installation.The scope also includes testing, trial operation, commissioning of the installed Rubber Expansion Joints, rectification of any defects noticed during testing, site clearance, and handing over the system in satisfactory working condition complete in all respects. Complete Job