Providing, Fitting, Installation, Testing and Commissioning of 05 cusec x 10 meter head raw water, mixed flow non clog pumping unit no. 1 with star delta starter, cables and priming pump along with allied works at LIS Rathana and providing installa

Amount

Providing, Fitting, Installation, Testing and Commissioning of 05 cusec x 10 meter head raw water, mixed flow non clog pumping unit no. 1 with star delta starter, cables and priming pump along with allied works at LIS Rathana

A)Dismantling of the 5 cusecs spiral casing pumping unit no I (5 ft x 2.5 ft x 3.5 ft) at lift irrigation station, Rathana by way of demounting the pumping machinery from the bed plate after removing the pump, motor, electric connections, coupling pulleys, suction and delivery pipes and finally removing the base frame. Breaking the damaged RCC foundation block with the help of Chisel, concrete cutter, electric jack hammer, tools / tackles. Cutting of steel members with the help of cutter step wise during the process of breaking the RCC block and stacking. Completely removal of broken concrete, soil and tmt bars from pump room in such way that the machinery and electric equipments of other pumping machinery are not damaged/ effected. Disposal of salvage of dismantled foundation away from pumping room up to the distance of 100 m at such place where irrigation land and water source is not polluted. 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 steel 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 through fields from road side to lift irrigation station. Providing, Fitting, Installation, Testing and commissioning of Raw water mixed flow non clog of 05 cusec discharge x 10 meter head pump with motor , coupling pulley and base frame at Lift irrigation station Rathana. Recommended make of Pump : - Kirloskar, KSB, Mather Platt, Beacon Weir. Type of Pump : - Mixed flow , Non clog , End casing pump Recommended make of Motor : - Kirloskar, ABB, BHEL, Seimens. Material of construction 1. Impeller:- Cast Iron 2. Pump Shaft: -.Carbon Steel / Stainless Steel 3. Wearing Ring: - Cast Iron / Bronze/ Steel 4. Pump casing: - Cast Iron 5. Gland:- Cast Iron / Bronze 6. Shaft Sleeve:- Stainless Steel / Bronze 7. Base frame –Mild steel. 8. Motor- 30 hp with maximum 1490 rpm or compatible with pumping unit. Shifting for pumping unit to Lift irrigation station, Rathana 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. Fitting and Installation of motor, pump with coupling pulley and then fitting on base frame with help of chain pulley block, tripod stand and manual labour. B)Providing, installation, testing and commissioning of dry type star delta starter ( L&T/ Havells/ Siemens) for motor compatible with pumping unit at Lift irrigation station Rathana for newly installed pumping unit no 1, 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 16 sq mm copper cable from starter to motor – 6 no ‘s of 4 meter each in length and thimbling the copper cables with 16 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 25 sq mm of copper cable from panel to starter –3 no’s cables of 5 meter each and properly thimbling the flexible copper cable with 25 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 with MS clamps for fitting on wall inside and outside pumping room, the job involves providing and fitting 1.5 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. The dismantled pump, motor, base frame shall be moved from Pump room by carriage vehicle for transportation from Lift irrigation station Rathana to mechanical store Jammu and shall be unloaded at store. 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. C)Providing, fitting, welding and laying of MS suction pipeline of 200 mm diameter of 5 mm thickness- 38 feet in length for newly installed 5 cusec pumping unit no 1 from pump to intake source. Providing, fitting of 12 number MS plate flanges with 200 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 200 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 200 mm diameter, foot valve on the suction end of the pumping unit no 1. Job includes providing of new nuts, bolts and rubber gasket. Dismantling of delivery pipeline by way of cutting the rusted nuts and bolts with gas cutting. Removing of damaged delivery pipeline and providing, fitting of 250 mm diameter pipeline 13 ft in length with MS plate flanges on both ends. . Fabrication of 250 mm diameter MS bend properly welded with MS plate flanges on both ends as per alignment of pump. Fastening and laying of delivery with nuts, bolts and rubber sheet between the flanges. Total number of flanges required for delivery line will be 5 flanges. 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, Fabrication and installation of semi- automatic priming system for priming of suction pipes at LIS Rathana.. Providing and installation of the monobloc , self – priming up to 10 meter head (at least), mechanical – sealed/ gland – packed shaft sealing, non – clog type pump (Kirloskar/ KSB / Mather plat) with 5 HP motor and 1450 rpm , MS suction Pipe 3 inch diameter and required suitable length (10 mtrs. approx). The job includes fabrication of base frame of suitable size, properly anchoring the 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. The job includes fabrication of required bends and reducer/expander from the 3” dia. pipe to be used in the suction and delivery lines, providing and fitting of new regulatory valves for regulating the flow of water from delivery side of the priming pump to main suction pipe lines of all the two pumping units by connecting delivery pipe of new priming pump with the suction pipes of pumping unit no 1 and 2. Providing and fitting of new delivery pipe 2” dia. where ever required with new pipe of the same size including fabrication/providing of required bends/expanders/reducers etc. The job includes providing and fitting of 50 mm dia ball valves for pumping unit no 1 and 2. The job further includes providing and fitting of new starter with of reputed make( L&T/ BCH/ Havells) etc. conforming to relevant IS and IEC codes. 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 idle load and then on full load capacity. Complete job including cost of material, consumable, handling, loading, unloading, transportation charges. The job also includes the cost of skilled /semi-skilled labour , tripod stand, tools and tackles 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.

Rebate on account of scrap parts

providing installation testing & commissioning of new 100 KVA Voltage stabilizer along with allied electromechanical works at LIS Dhumalla

Rebate on account of scrap parts

NATIONAL ELECTRO-MECH COMPANY

M.S J K HYDRAULIC ENGGG AND FABRICATOR WORKS