Providing, fabrication and installation of priming system for priming of suction pipes and strengthening of delivery pipeline of pumping unit no 1 along with allied mechanical works at Lift irrigation station, Harapeer.

Providing, fabrication and installation of priming system for priming of suction pipes and strengthening of delivery pipeline of pumping unit no 1 along with allied mechanical works at Lift irrigation station, Harapeer.

Providing, Fabrication and installation of semi- automatic priming system for priming of suction pipes at lift irrigation station, Harapeer. Providing and installation of the monobloc ,self priming, motor coupled pump set with head range between 10 meter- 17 meters head , mechanical sealed/ gland packed shaft sealing, non clog type pump capable of handling solid upto 15.5 mm, discharge range between 64 cubic meter per hour to 28 cubic meter per hour (Kirloskar/ KSB / Mather plat) with 5 HP/ 3.7 KW motor and 1450 rpm driving motor. Material of construction/ specifications required for pumping unit:- 1) Impeller:- Cast iron 2) Motor body:- Cast iron 3) Delivery casing:- Cast iron 4) Shaft:- Carbon steel 5) Shaft sleeve:- Stainless steel 6) Sealing:- Gland packed/ mechanical seal. 7) Motor:- 415 volts +- 10 percent, with F class insulation. The job includes fabrication of base frame of suitable size, properly anchoring the base frame / Monobloc pump in the concrete block in pump room near the main suction pipes or an alternate arrangement of fabricated structure for installation of pump. The concrete block to be laid by way of digging of soil to suitable size and filling the same with aggregate, crusher stones, reinforcement with TMT steel, cement and sand mixture in appropriate proportion as desired for foundation blocks. In case of alternate arrangement the pump to be installed properly on an fabricated and properly grouted frame structure made out of suitable size MS angle so as to keep the pump vibration free while in operation. Providing and fitting ofmild steel suction pipe with 3 inch diameter from intake side of pumping unit to intake sump. The job includes fabrication and fitting of required bends as per the alignment of suction pipe line at site. The job includes fastening of pipeline together with MS flat flanges wherever required. Providing and fitting of 3 inch diameter foot valve at the base of suction line submersed in water. Providing and fitting of 3 inch diameter delivery line from outlet of priming pumping unit to pipeline of pumping unit no 1 and 2 installed at lift irrigation station. Fastening of pipeline together using MS plate flanges wherever required. The 3 inch pipe should be reduced before connecting to delivery pipes of pumping units. Providing and fitting of new regulatory valves/ ball valves of 75/ 50 mm diameter for regulating the flow of water from delivery side of the priming pump to suction pipe lines of two pumping units. ing units. Total length of 3 inch pipe required for suction and delivery pipes will be approx. 30 meters. Providing and fitting of required bends/expanders/reducers/ T joints for delivery pipe line. Providing and fitting of new starter with of reputed make (L&T/ BCH/ Havells) etc. conforming to relevant IS and IEC codesfor 3 phase, 5 HP motor . Installation of the new starter at suitable place inside the pump room by skilled labour / semi-skilled labour by providing and fitting of copper cable of appropriate size and length from priming pump to starter, thimbing the copper cable with copper thimbles using crimping tool and cover the flexible copper cable with PVC sleeve. Providing and fitting of appropriate size of flexible copper cable from panel to starter, thimbling the flexible copper cable with copper thimbles with help of crimping tool and cover the flexible copper cable with PVC sleeve, etc. Complete testing of the priming assembly on no load and then on full load capacity. Complete job including cost of material, consumable, handling, loading, unloading, transportation charges by carriage vehicle and by head load from nearest road side to lift irrigation station (approx. distance 1.5 km’s). The job also includes the cost of skilled /semi-skilled labour, tripod stand, tools and tackles, welding charges required during the execution of the job at site. Note:- The tenderers are requested to visit the site and quote the rate as per site conditions. Any modifications/ alterations of the job, absolutely necessary if required at the time of execution may be done as per actual site conditions.

Strengthening of delivery pipeline by way of removing of damaged/ rusted delivery pipeline inside the lift irrigation station and providing, fitting of 300 mm diameter pipeline 4 ft in length. Providing and welding 4 number MS plate flanges of 300 mm internal diameter at the required positions. Fastening and laying of delivery with nuts, bolts and rubber gaskets between the flanges. Providing and fitting of 300 mm diameter sluice valve and non-return valve after replacing existing damaged sluice valve and non-return valve by way of cutting rusted nut, bolts with gas cutter. Providing and fitting of flanged ends cast iron sluice valve with PN 1.0 conforming to IS14846 and flange drilling as per IS:1538 (Kirloskar/ KSB/L&T Valves) and providing, fitting of flanged ends cast iron non return valve with PN 1.0 conforming to IS: 5312 with stainless steel hinge pin and flange drilling as per IS: 1538 on delivery side of the pumping unit with rubber gaskets, nuts and bolts on the delivery pipeline. Electrification of substation at Lift irrigation station Harapeer with providing and fitting of 4 number 50 watt LED lights of reputed make ( Philips/ Havells / Bajaj). The job includes providing of required length of 1 sq mm flexible copper cable of ISI mark reputed make . The wire should be properly covered and fixed properly with clamps. Providing and fitting of 4 number MCCB’s for operation of LED lights and all the MCCB’s must be enclosed in proper enclosure and properly fastened on wall at suitable place. The job includes cost of material, welding charges, skilled/ semi-skilled labour, transportation charges and carriage charges of material on head load from road side to lift station on head load that is 1.5 km’s. The rates includes cost of rebate on old scrap. Note:- The Tenderers are requested to visit the site and quote the rate as per site conditions. Dimensions can vary by +- 5 percent. Any modifications/ alterations of the job, absolutely necessary if required at the time of execution may be done as per actual site conditions.

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