Installation Testing and Commissioning of Pumping Machinery along with allied works at pumping station Bindi Dug well.

Amount

Mechanical Items

Providing Installation Testing and Commissioning of Mono submersible pump set 4000 GPH x 30MH . The pumping machinery should confirm to relevant ISO standard with all latest amendment. The equipment should also be accompanied with test certificate and performance curve. Fabrication of GI pipe nipples with threads at one end & MS flange at other end & fastening the threaded end of nipple with the delivery of pump. Fabrication of stand of angle iron for resting of monosub. Lowering of pump motor set along with GI pipe nipples with the help of chain pulley block, ropes & skilled/unskilled labours. Providing/Fitting of nut/bolts & washers, and interconnecting with the suction of HCP pump motor set with all allied welding work. Providing and fitting of submersible copper cable 4mm2 for electrical connection from motor to automatic control panel. Providing and fitting of 7.5 HP automatic submersible control panel 01 no. Job includes checking continuity of electrical circuit & testing of machinery. Carriage/ shifting of pumping machinery from Divisional store up to site of work in the pump room at pumping stationBindi. By mechanical transportation and head load including loading unloading charges with the help of manual labour and tools /tackles. Laying of RCC foundation block for HCP set by way of excavation of trench in the pump room as per the size of HCP set and disposal of exuviated waste material outside premises with the help of manual labour. The job includes fabrication, welding, laying of steel mesh made from 10mm tar steel placed horizontally, vertically, and diagonally at equal distance including form work. Placing/ leveling the base frame with the help of leveling tool. Fabrication/fixing of foundation/anchor bolts. Laying of foundation block of RCC in the ratio (1:1.5:3) cement, sand, bajri mix sufficiently elevated with respect to floor level. The entire block to be laid in such a way that it can dump all types of mechanical vibrations created by dynamic load of HCP set. Fastening the foundation bolts and curing properly. The job includes cost of cement, sand, Bajri, steel &labour charges . Mechanical Installation of HCP set 3500GPH X 300MHby way placing pump & motor on base frame & proper Coupling, leveling with steel shims, tools/ tackles etc. Fabrication/Laying of Suction/ delivery line of HCP set by way of providing/cutting GI pipe 65mmØ (Medium). in required lengths as per alignment / layout conditions of suction /delivery lines at site , providing/ fitting of M.S. flanges as per size of suction/delivery head flanges of pump with an expender nipple 3x3 inches for delivery side. Providing/ fitting of heavy duty Sluice valves 65mm dia.- 01 no’s with flanges as per size of valves (one no. in delivery line of HCP set). Providing/ fitting of heavy duty reflex valve of 65mm dia.-01 no with flanges as per the size of valves at delivery side.Interconnecting the suction line to the sump tank and delivery line to the rising main. The Job includes providing/fitting of M.S bends, flanges, nuts/ bolts, washers etc as per site requirement. Complete welding of suction/delivery lines in precise manner with good quality electrodes to make leak proof joints. Both suction /delivery lines should be supported independently at appropriate locations so that stress/strain will not be transmitted to the pumping set during operation of machinery. The job includes creation of holes of appropriate size on the wall for passing through suction /delivery lines and then dressing the hole by cement concrete mixture properly. Providing/fitting of 200 Amp 415V HRC type main switch (H/DUTY) -01 no, Providing/fitting of 185mm square aluminium cable -35 mtr-3.5 core for making of connection from busbar fuse system to main switch with proper thimbling and insulation. Providing /fitting 50HP-01 Nos star delta oil immersed starter for operation of HC pump motor set. Providing/fitting of copper cable 25mm sq. for making of electrical connections from 200Amp main switch to starters with proper thimbling and insulation. Providing /fitting of 16mm sq copper cable for making connection from starter to motors. Checking continuity of whole electric circuit. Testing and commissioning of electro mechanical works by checking of all electrical connections, tapping and tightening all other connections. Testing the machinery on full load.The complete job includes cost of material, carriage/shifting charges of material, welding charges, skilled/semi-skilled labour charges and hire charges of tools/tackles.

M/S TRIKUTA ELECTRICAL AND MECHNICAL WORKS

BEE AAR ENTERPRISES