Providing, Fitting, Installation, Testing and Commissioning of 05 cusec x 15 meter head raw water, split casing pumping unit with star delta starter, cables, suction and delivery pipeline with control valves along with allied works at LIS Nikowa

Fabrication of foundation block for the pumping unit by way of excavation of earth inside the pump room 12 ft x 6 ft x 6ft height upto the floor level of the pumping station and excavation of pit for foundation block below the floor level of pump room. Excavation of earth and laying of new RCC foundation block of size length – 5 ft x width- 2.5 ft x depth- 3.5 ft by way of making surface even for laying of new RCC foundation block. Fabrication of iron mesh out of 10 mm TMT bars members placed vertically and horizontally at an equidistance of 6 inches. Laying of 6 inch concrete base at the bottom to level the surface. Placing of fabricated iron mesh in foundation pit and levelling / aligning it with the pumping unit. Fabrication and grouting of 6 No. foundation bolts of size 2.5 ft in foundation block. Laying of RCC foundation block of size 5 ft x 2.5 ft x 3 ft by filling the concrete in the ratio of 1:1.5:3. The size of the block above the ground level should be of original size and alignment in respect of suction and delivery pipes. The block shall be filled with rich mixture of concrete with using vibrator for compaction. The entire block as one unit is to be laid in such a way that it can damp all types of mechanical vibrations created by dynamic load of pumping unit without causing any defect to the pumping unit as well as to the block itself. Fixing of the base frame after levelling and fastening with foundation bolts. Complete job includes cost of material such as cement, sand, steel, shuttering charges, charges for concrete mixture, vibrator charges and labour charges of skilled as well as semi skilled labour, curing charges. The material has to be carried on head load from road side to lift irrigation station. The excavated earth should be disposed at safe distance from the pump station at place where irrigation land is not polluted. Shifting of installed voltage stabilizer before fabrication of foundation to another room near lift irrigation station after disconnecting all incoming and outgoing power connections. Installation of voltage stabilizer and reconnecting of all power connections. Providing, Fitting, Installation, Testing and commissioning of Raw water split casing pump of 05 cusec discharge x 15 meter head pump with motor , coupling pulley and base frame at Lift irrigation station Nikowal old . Type of Pump : - ISI mark, Split casing pump. Material of construction 1. Impeller:- Cast Iron 2. Pump Shaft: -. Carbon Steel 3. Pump casing: - Cast Iron 4. Gland:- Cast Iron 5. Base frame –Mild steel. 6. Motor- Compatible with pumping unit and maximum 1490 rpm. Shifting for pumping unit to Lift irrigation station, Nikowal old by carriage vehicle. Unloading of pumping unit at roadside using crane/ manual labour. Carriage of pumping unit to pump room by manual labour on head load. The base frame should be fabricated out of MS channels of totally welded construction and of sturdy design, adequate dimensions having true and machined surface suitable to with stand load and vibrations of machine. Base frame should have holes for fastening motor and pump. The base frame must be levelled to avoid any misalignment of pumping machinery. Providing, fitting, welding and laying of MS suction pipeline of 250 mm diameter of 5 mm thickness- 50 feet in length for newly installed 5 cusec pumping unit from pump to intake source. Providing, fitting of 12 number MS plate flanges with 250 mm internal diameter with suction pipe at different lengths. Welding the flanges to pipes with double layered welding to avoid any leakages. Fastening of suction pipeline with pumping unit using nuts, bolts and rubber gasket. Fabrication of 250 mm diameter MS bend properly flanged at both ends as per site conditions and alignment of pump. Providing and fitting of rubber gaskets between each MS flange joint. Fastening of each length of suction pipe with hexagonal nuts and hexagonal bolts. The job includes excavation of earth outside the lift irrigation station for lying of pipeline and refilling of earth after laying of pipeline. Providing and fitting of new 250 mm diameter PN 0.2, with CI housing, CI strainer, SS hinge pin foot valve on the suction end of the pumping unit. Valve should have drilling as per IS:1538. Job includes providing of new nuts, bolts and rubber gasket. Providing, fitting of 250 mm diameter pipeline 40 ft in length with MS plate flanges on both ends from delivery side of pump to already existing rising main of the lift irrigation station. Fabrication of 250 mm diameter MS bends properly welded with MS plate flanges on both ends as per alignment of delivery pipeline. Fastening and laying of delivery with nuts, bolts and rubber sheet between the flanges. Providing and fitting of 250 mm diameter, flanged ends cast iron butterfly valve valve with PN 1.0 (Kirloskar/ KSB/ L&T valves or equivalent) on delivery side of the pumping unit with rubber gaskets, nuts and bolts. Providing and fitting of 250 mm diameter, flanged ends cast iron non return valve with PN 1.0, flange drilling as per IS :1538, SS hinge pin , Gasket – natural rubber, (Kirloskar/ KSB/ L&T valves or equivalent ) on delivery side of the pumping unit with rubber gaskets, nuts and bolts. Connecting of delivery pipeline with primping pumping system of pumping station using MS/ GI pipe and control valve. Complete job includes cost of material, welding charges, skilled/ semi skilled labour, transportation charges, carriage charges of material on head load from road side to lift station on head load. 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. Providing, installation, testing and commissioning of dry type star delta starter / controller unit( L&T/ Havells/ Siemens) for motor compatible with pumping unit at Lift irrigation station Nikowal for newly installed pumping unit, the starter should consists of sheet metal enclosure inclusive of single phase preventer, 3 no’s contactors along with auxiliary contacts conforming to IS/IEC 60947-4-1, over load relay, timer, one number volt meter and ampere meter , on / off switch, phase indicators etc. The job includes fitting of starter on wall by way of drilling holes, fitting of fasteners. Providing and fitting of 25 sq mm copper cable from starter to motor – 6 no ‘s of 5 meter each in length and thimbling the copper cables with 25 sq mm copper thimbles with help of crimping tool and cover the flexible copper cable with heavy duty PVC sleeve. Making connections from starter to motor. Providing and fitting of 35 sq mm of copper cable from panel to starter –3 no’s cables of 10 meter each and properly thimbling the flexible copper cable with 35 sq mm copper thimbles with help of crimping tool. Cover the flexible copper cable with PVC sleeve. Making connections from panel to starter. Providing and fitting of 2 no’s 50 watt LED light (Havells/ Philips/ Bajaj) with MS clamps for fitting on wall inside and outside pumping room, the job involves providing and fitting 1 mm copper cable for connections. Providing and fitting of on/off switches for lights. Complete job. includes cost of material, consumable, handling, loading, unloading, transportation charge, labour charges for both skilled /semi-skilled labour and hiring charges for Crane , tripod stand, tools and tackles required during the execution of the job at site.

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