Providing/Installation/ Testing and Commissioning of 2.5cusec discharge 09 m head HC pumping unit No.1, Providing/ fitting of 63KVA Voltage Stabilizer along with allied electrical and mechanical works at LIS Bobiya.

Amount

Providing/Installation/ Testing and Commissioning of 2.5cusec discharge 09 m head HC pumping unit No.1, Providing/ fitting of 63KVA Voltage Stabilizer along with allied electrical and mechanical works at LIS Bobiya

Dismantling of the 2.5 cusecs split casing pumping unit no 1 at lift irrigation station Bobiya 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 equipment 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 from road side to lift irrigation station. Providing, Fitting, Installation, Testing and Commissioning of 2.5 cusec x 9 meter head horizontal split casing , raw water lifting Pumping unit and allied works at LIS Bobiya Recommended make of Pump : - Kirloskar, KSB, Mather Platt, Beacon Weir. Type of Pump : - Horizontal split casing pump Recommended make of Motor : - Kirloskar, ABB, BHEL, Seimens. Material of construction 1. Impeller:- Cast Iron / Cast Steel / Stainless Steel / Chrome Steel / Duplex Steel 2. Pump Shaft: -.Carbon Steel / Stainless Steel / Duplex Steel 3. Wearing Ring: - Cast Iron / Bronze/ Steel 4. Pump casing: - Cast Iron / Cast Steel / Stainless Steel / Duplex Steel 5. Gland:- Cast Iron / Bronze 6. Shaft Sleeve:- Stainless Steel / Bronze 7. Base frame –Mild steel. 8. Motor- minimum15 hp or compatible with pumping unit. 9.The pump motor set shall be inspected from third party complying with ISO 17020 standards before dispatch. The inspection charges shall be paid by the firm / contractor. The inspection charges shall not be re-imbursed Shifting for pumping unit to Lift irrigation station, Bobiya 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. Providing, fitting, welding and laying of MS suction pipeline of 200 mm diameter (with 6 mm thickness ) - 30 feet in length approx.. for 2.5 cusec pumping unit no 1 in new alignment as per the suction of newly installed pumping unit from intake to pump. Removing of old suction pipeline from installed position by way of excavation of earth, concrete up pipe level and dismantling of existing suction pipeline by way of cutting rusted, damaged nuts, bolts with gas welding. Providing, fitting of 6 number MS plate flanges of 200 mm internal diameter with suction pipe at different lengths. Welding of the flanges at the ends of pipes with double layered welding to avoid any leakages as per site conditions. Fastening of suction pipeline with pumping unit using nuts, bolts and rubber gasket. Fabrication of one number MS bend of required angle as per alignment of suction pipeline from 200 mm diameter MS Pipe with welding of 200 mm diameter MS plate flanges on both ends of bend. 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 refilling of earth after laying of pipeline. Providing and fitting of new 200 mm diameter cast iron, flanged foot valve ( L&T, Kirloskar, KSB) with pressure rating of PN 0.2, the door face should consists of rubber with reinforcement of cotton canvas, after replacing existing damaged foot valve by cutting rusted nuts, bolts with gas cutting at intake source. Job includes providing of new nuts, bolts and rubber gasket. Fitting of pump outlet with existing/ old delivery line by way of providing and fitting of 150 mm diameter sluice valve ( L&T, Kirloskar, KSB/reputed make) after replacing existing sluice valve of way of cutting rusted nut, bolts with gas cutter. Providing and fitting of flanged ends cast iron sluice valve with PN 1.0 on delivery side of the pumping unit with rubber gaskets, nuts and bolts on the delivery pipeline. Providing and fitting of 150 mm diameter cast iron non return valve ( L&T, Kirloskar, KSB/reputed make) after replacing existing non return valve by way of cutting rusted nut, bolts with gas cutter. Providing and fitting of flanged ends cast iron non return valve with PN 1.6 on delivery side of the pumping unit with rubber gaskets, nuts and bolts on the delivery pipeline. Repairs to 2 HP Priming pump by way of complete dismantling internal parts of the pump. Replacement of shaft with new one, turning and finishing for bearing and impeller size. Providing and fitting of new bearings (2 nos.), new impeller as per sample, new motor fan, new coupling for connecting motor and pump, Gland Plate with Studs. Extraction of damaged foot valve and GI pipe. Providing and fitting of new foot valve and 50mm dia pipeline and connecting it with the pumping units of Priming. Assembling of priming pump with greasing of bearing. Testing of pump set on no load condition. Fitting of priming pump and suction pipeline at site. Repairs to 100 kVa electric transformer installed at LIS Bobiya by way of isolating of transformer from 11 kV HT supply. Lifting of transformer from installed position using long boom crane and carriage of transformer to road side about 500 mtrs from LIS. Shifting of transformer to workshop for repairs. Complete dismantling of transformer after removing the top cover of the transformer. Providing and fitting of 4 nos. LV bushes, 3 nos. HV bushes, LV bush rod 4 nos. , HV bush rod 3 nos. , gaskets and nuts and bolts. Providing and fitting of link set along with drop out fuse unit sets , providing and fitting of LT cables of 95 mm square 3 nos. of 4 mtrs length each at site. Filtering of existing transformer oil and topping up with 100 ltrs of fresh transformer oil. Complete job includes cost of material, labour charges, cost of oil etc. Job includes closing of inlet pipe housing of unit no 1 properly by way of filling concreting/strengthening/ in way to make it leak proof so that during flood , outer water could not enter to pump room through housing suction inlet. Providing, installation, testing and commissioning of dry type star delta starter ( L&T/ Havells/ Siemens/reputed make.) for motor compatible with pumping unit at Lift irrigation station Bobyia 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, one number ampere meter , MCCB 100 Ampere -50KA cut rating of reputed make in control panel, 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 10sq mm copper cable from starter to motor – 6 no ‘s of 9 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 200 Ampere main switch having HRC fuse system, four pole of reputed make , ISI marked on wall of pumping room. Job includes proper fitting by thimbling and by providing new nut bolts and proper fitting of power cables. Also providing and fitting of 35sq mm of copper cable from panel to starter –3 no’s cables of 5 meter each and properly thimbling the flexible copper cable with 16sq mm copper thimbles with help of crimping tool. Cover the flexible copper cable with PVC sleeve. Making connections from panel to starter. Job also includes providing, carriage, installation, testing and commissioning of 3 phase, 63 KVA voltage stabilizer copper wound, first quality CRGO silicon steel core, naturally- oil cooled, manually operated, 14gauge container chamber along with allied works. Job includes providing of 63 KVA voltage stabilizer complete with mineral insulating oil, MCCB, change over switch complete with safety and protection devices etc. Job includes providing and fitting of 3.5 core armoured Al. cable of 120mm2 from electric pole to 200 ampere main switch approximately 35 meters length and further Providing and fitting of 3.5 core 120mm2 Al cable from 200 ampere main switch to voltage stabilize and further upto bus bar approximately 5 meters in length complete with insulation and thimbling. The voltage stabilizer should have 5 upwards steps and 2 downwards steps (or as per the specified voltage range) from the line voltage i.e. it should work from 180V to 400+5%. Proper chemical earthing of the equipment shall be done. Testing commissioning of the electrical equipments and pump sets after properly cheking for continuity of each phase from the output of transformer into the main switch, checking for the continuity of each phase in voltage stabilizer and LT panel cum starter without load.after checking the electrical equipment’s on no load , testing both pumps on partial load by adjusting the sluice valve and then on full load. The complete job includes cost of skilled and semi-skilled labour including testing and commission charges at site. Complete Job includes cost of machinery, equipments and material, transportation charges, manual carriage charges, labour charges, loading /unloading charges, hire charges of tools and tackles etc including third party testing charges ( pump motor set and stabilizer). The job also includes Electrification of pump room building by using standard quality materials as per site requirement for lightening and power circuits by supply and fixing of surface PVC conduit of 20mm size of approximately 50m length for various light and power points, P/f of 4 no. Led light points/lights inside pump room. The job also includes p/f of 16 amp power socket and 6 ampere charging sockets. The scope also includes p/f of 1 no. ceiling fan. Job also includes p/f of 2 no. pole fixtures outside the pump room for illuminating the pump room approach path and sump with flood lights. p/f of 32 ampere main switch/MCCB for lightening and power circuit. Complete painting of the exposed delivery and rising main by way of first preparing the surface by sand papers and then applying one coat of primer and then two coats of paint. 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.

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