MID/J/78

Restoration of suction line of pumping unit-I, washed away due to flash flood, by way of providing and fitting/laying of new suction pipeline , foot valve and allied works at LIS Jathana

Restoration of 250 mm diameter M.S. suction pipeline for 5 cusec 42 m head horizontal centrifugal pumping unit-I, washed away due to flash floods at lift irrigation station Jathana by way of providing and laying of new 250 mm diameter M.S suction pipeline approx. 26 ft length with minimum thickness of 6 mm. Loading of M.S. Pipe (250 mm dia, Approx. 26 ft in length) & the new Foot valve also with the help of manual labour and hydraulic crane & carriage to the nearest roadside to the site through carriage vehicle, unloading (using hydraulic crane/ labour) the pipes and other material including the new foot valve at nearest roadside to the site, stacking of pipes, foot valve & other materials safely. Shifting of material (pipes, foot valve etc.) by using labour, and other tools and tackles required, on head load from Roadside to the stacking site near pump room at lift irrigation station Jathana. Cutting of the M.S pipe into suitable parts as per site requirement/alignment of suction line from pumping unit-I to suction point, Providing and fitting of new 9 no’s MS flanges, nuts & bolts, rubber gaskets of suitable/required size along the length of pipes as per the alignment of suction line:welding of flanges with each MS pipe at both the ends with double layer welding to avoid any leakages and joining the pipes through flanges with nuts, bolts and with rubber gaskets. The job also includes Providing/Fabrication of 250 mm M.S bend with angle as per the site conditions and welding of flanges on both the sides of the bend. Connecting the bend with the inlet pipe of pumping unit-I coming out of pump room by joining the flanges of bend and pipe with nuts & bolts and gaskets, Fastening/connecting the suction line parts/pipes from the other end/portion of bend to the suction sump with nuts, bolts, rubber sheets/gaskets. The job includes providing and fitting of new foot valve as a replacement for the old foot valve that was washed away along with suction pipe of pumping unit-I due to flash flood: the new foot valve shall be of 250 mm diameter, cast iron, flanged type foot valve (Kirloskar/ KSB/ L&T/Kartar valves/Equivalent reputed make) with pressure rating of PN 0.2, door face should consists of rubber with reinforcement of cotton canvas, flange drilling as per IS:1538. Job includes providing of new nuts, bolts and rubber gasket, fitting of this new foot valve to the new suction pipe of pumping unit-I. The job also includes painting (one coating of primer and two coatings of paint) of complete suction line and testing for any leakage in the pipeline on full load. The job also includes minor repair/welding to the cracks in joint of MS bend of suction line of pumping unit-II & broken joint of suction line of priming pump, caused due to the flash flood. Complete job includes the cost of the material, loading/unloading, labour charges (both skilled and unskilled), charges of welding machine/electrodes, tools and tackles, transportation charges including head load of the material, taxes, etc. Complete Job includes: Note: 1. The Tenderers are requested to visit the site and quote the rates as per site conditions. Any modifications/alterations of the job, absolutely necessary if required at the time of execution be done as per actual site conditions. 2. The nature of job involves risk; hence, the contractor/firm must ensure safety mechanisms for the workers and material involved during the execution of job at the site, as the sole responsibility lies with the contractor/firm.

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS (BID ID -2529467)

PERFECT ELECTRICAL WORKS (BID ID -2550639)

Rishabh Electricals and Mechanical Works (BID ID -2540732)