Providing, installation, testing and commissioning of electro-mechanical equipments at LIS Balgarah

Repairs/Recapitalization to 02 No. 300HP three-phase squirrel cage motors installed at LIS Balgarah. The job includes removing of damaged motor from the base frame manually using tools / tackles and then shifting of motor from the site with the help of hydraulic crane and skilled labor, loading in mech. transport to workshop and unloading by mechanical and manual means. Dismantling of the motor by way of unscrewing of nuts/bolts and then extraction of rotor from the stator, cleaning the slots of stator with appropriate chemical cleanser. Complete rewinding of the stator by providing and fitting of new copper wires of requisite gauge and specifications along with dynamic balancing of rotor. Providing and fitting of new F class insulation in order to withstand higher operating temperatures, packing material. Varnishing the stator with superior quality varnish and drying the stator winding completely. P/F of new bearings of required specifications to the Driving and Non-Drive Ends of the motor as per required specification, terminal box gaskets, end shields and fasteners. Repairs/Replacement of fans, couplings and other ancillary parts as per site condition. Reassembling the motor with the help of nuts/bolts/screws after inserting rotor inside the stator of the motor and checking the continuity of each phase. The Job includes transportation of both 300 HP motors upto roadside. Unloading the motors at roadside nearest to LIS using manual labour & crane. Further carrying of the motors upto site via kacha/rough track by way of using JCB, tractor and manual labour. Finally, the motors has to be refitted/installed on the base frame and coupling it with pump and making all electrical connections using new cables to make the scheme functional. Parts to be used must be of reputed make. Testing of the motors on no load and then on full load for its smooth operation Complete job includes cost of materials, skilled and unskilled labour charges, transportation charges, headload charges, hire charges of tools and tackles besides charges for tractor/JCB.

Repairs to 02 No. HC pumps of 10 cusecs discharge with 55mtr. head installed at LIS Balgarah by way of dismantling the pump from the base frame at after decoupling it from motor, taking out impeller shaft assembly, dismantling of pump body and dragging/carrying out from the pump house and then carriage to road side through hilly terrain by labour with the help of ropes, bamboos etc. Loading in mechanical Transport vehicle for shifting to workshop for its repairs. The job involves complete dismantling of impeller shaft assembly at workshop, i.e. bearings, sleeves, gland bushes, pump shaft and impeller etc. Repairs of pump shaft by way of re-metaling using good quality electrodes, machining, turning and finishing to required size as per sample. Repairs to impeller by way of welding, turning and finishing to required size using superior quality of welding rods. P/F of shaft protection sleeve 02 nos., impeller guide ring 02 nos., gland bush 02 nos. bearing housing sleeve-02 nos., gland plate 02 nos. and Gland stud- 02 nos. P/F of bearing of required specification at Driving end and Non Driving End after properly cleaning of bearing brackets. Re-assembling all parts of impeller shaft assembly with proper greasing. Shifting of both repaired pumps back in the same manner to the site of installation. Refitting/installation of repaired impeller shaft assembly in the 10 cusec 55m head pump body at proper position and closing the top cover by P/F of new nuts, bolts, studs, washers, rubber/paper sheet and gland packing along with greasing. Coupling with motor after providing and fitting of Coupling bolts-08 nos. along with rubber bush as per sample and checking for alignment. Providing of gland packing and grease as per the site requirement for smooth operation of pumping units installed. Testing of the pumping Unit on no load and then on full load for its smooth operation. Complete job includes cost of materials, skilled and unskilled labour charges, transportation charges, headload charges, hire charges of tools and tackles besides charges for tractor/JCB.

Repairs/realignment to 250mm dia delivery pipes along with P/F of 12m 300mm dia suction pipe by way of repairs to exposed portion of 250mm dia delivery pipes at multiple spots by using good quality welding electrodes, tools and tackles along with proper realignment of these pipes as per site requirement at LIS. The Job also includes replacement of damaged 300mm dia. suction pipe as per site condition by way of Loading in mechanical Transport vehicle and shifting to roadside near LIS and carriage to the site through hilly terrain by labour with the help of ropes, bamboos etc. then unloading the pipes at suitable place. The Job then includes welding of pipes after proper alignment and ensuring that no exposed portion left in order to avoid any leakage during the operation. The job also includes cleaning/flushing of MS pipes laid at the site alongside pumping unit to get rid of silt. Complete painting of all pipes i.e. suction pipes, delivery pipes along with valves. Job includes removal of old paint, dust by using sand paper, wire brush and thin metal strips etc. then applying one coat of red oxide primer and drying up completely, then applying two coats of black paint/ black synthetic enamel completely. Repairs to 250mm Dia sluice valves of pumping unit at LIS Balgarah by way of taking out of sluice valve from the delivery line after unscrewing/cutting the rusted nuts and bolts. Shifting of the damaged stem rod disc assembly and gland bracket to workshop. Providing, fabrication of new stem rod along with nut and gland bracket as per sample and shifting back to site. Installation of the stem rod disc assembly with nut and gland bracket into the sluice valve body. Re-assembling and fitting the same to delivery pipe by way of p/f of new rubber sheet, nuts and bolts as per site requirement. P/F of 02No.s 300mm dia foot valves of both pumping units at LIS Balgarah. The job includes providing of foot valves for both pumping units of any reputed make suitable for 55m head conforming to relevant ISI standards, carriage to the site including loading/unloading and then shifting to the site of installation by manual labour. Dismantling the damaged foot valves from suction pipes in sump tank. Dragging out from sump with the help of manual labour using tools and tackles. Installation, fitting and alignment of foot valves with the MS suction pipe on the suction pipe line by way of P/F of matching flange, nuts, bolts, leather washers etc. Assembling and fitting the new foot valves to suction pipes in sump tank with the help of manual labour and testing them. The job also includes fabrication of 03No.s stair case by way of carefully dismantling the old damaged stair case including handrails, treads, risers with minimal disturbance to the adjoining structure and machinery. Providing of quality MS chequered sheet, angles, MS channels and pipes of required dimensions as per the site condition. The job includes fabrication of stair case components which includes cutting, bending, edge preparation and welding of treads, risers, handrails, supporting brackets using superior quality of welding rods. The job also includes surface cleaning using emery paper to remove rust from all the MS parts and then applying 01 coat of primer followed by 02 coats of superior quality paint for corrosion protection. Then erection and fixing of stair case in position including levelling, alignment using suitable fasteners/bolts. Final tightening and secure fixing of all parts including handrails. Dimension of each stair case:  Stair Case No. 1&2 are 3m long, 56cm width having 9 no. steps. Stair Case No.3 is 1.8m long 56cm width having 5 no. steps  MS channels having size of 75x40x6mm of length 3mtr each for stair case no. 1&2. And Length 1.8 mtr. each for stair case no. 3.  MS chequered sheet steps 112cm long with rise 26cm and tread 22cm.  MS pipe for side railings 32mm dia. Complete Job includes cost of material, skilled/semi-skilled labour charges, carriage/shifting charges, hire charges of tools and tackles etc.

Restoration of priming line at LIS Balgarah. The job involves replacement of damaged 2HP mono block priming set with the new one from the suction line and delivery line. Greasing to bearings properly and reassembling the motor. Providing/fitting of G.I Pipes for suction and delivery 50mm and 40mm dia. Respectively. Ball valve 01No., foot valve 01No., PVC cable of required size, tees, GI bends, sockets, elbows, flanges of required quantity etc as per requirement at site and then interconnecting with already installed priming pump. The pump shall be mounted on suitable MS angle frame and properly anchored. Complete job includes cost of material, labour charges at site of LIS Balgarah.

Complete overhauling of 3-Tonne EOT crane by way of dismantling of damaged EOT crane’s complete double girder assembly having components which includes cross travel trolley, Electric main motor, break motor, LT gear motor, gear box, end carriages, LT/CT wheels, wire ropes, hook assembly, hoist unit using manual/mechanical means, . The job includes fabrication/ erection and anchoring of 02 No. Columns made up of MS Pipe by replacing the old damaged columns with base plates having 10mm thickness (approx.). Further the job includes welding of gusset plates having 8mm thickness (approx.) using good quality of welding rods. The job also includes replacement of all the eroded unserviceable components which includes LT gear of reputed make 02No.s, square bar of required size, ISMC 125mm for end locking arrangement 02No.s, LT gearbox with LT motor of 1HP 960 RPM 02No.s, CT Gear motor 1HP 960 RPM 01No., bearings, main hoist brake motor, wire rope drum MS, wire rope 12mm thick(6x37), Hook EN-8 forging. Refitting all the replaced parts i.e rotor, stator, bearing retainers etc and then mounting the motors on crane coupling with gear box. Leveling with proper alignment. Providing and filling of fresh gear oil. Making all the electric connections. EOT crane must have Load handling capacity of 3Ton with additional factor of safety. Complete Job includes cost of material, skilled and semi-skilled labour charges, loading/unloading, hire charges of tools and tackles, transportation charges etc. required for the job including taxes as applicable.

Recapitalization of damaged 630 kVA electric transformer including P/F of new H.V and L.V windings with complete overhaul of core and other materials installed at LIS Balgarah. The job includes removing of damaged transformer from the foundation block manually using tools / tackles and then carriage of the transformer manually using tools / tackles etc. through hilly terrain to the roadside and then shifting of Electric transformer from the roadside with the help of hydraulic crane and skilled manual labor, loading in mech. transport to workshop, and unloading there. Dismantling of Electric transformer, removing the top cover after unscrewing all the nuts and bolts along with dismantling of HT & LT bushes. Lifting of transformer assembly with the chain pulley block for extraction of the complete unit. Taking out the coil assembly using chain pulley and other allied tools and tackles. Dismantling of coils at workshop and complete rewinding of HT coils with the copper wire of requisite specifications as per original design and varnishing complete. Dehydrating/drying the coils in the electric oven. Reconditioning of LT coils by way of rewinding the copper coils as per original design with insulating material and varnishing completely. Servicing, cleaning and flushing of transformer tank by using appropriate chemicals to clean all the deposits. Fitting of the newly rewinded coils to the legs of the coil assembly and Providing fitting of the core and making connections of the coil assembly. Dismantling core clamping arrangement. Providing/fitting of all core laminations, removing sludge/rust, tightening bolts and varnishing or insulating as required. Checking for hot spots, Assembling core stack with proper step-lap/stacking, tightening and re-clamping to restore original geometry and clearances. Lowering of the coil assembly in the container after making proper connections. Providing and filling of fresh 800 litres Transformer oil (approx.) in the tank of the transformer. Complete assembling of transformer. Checking for continuity, insulation and Putting the transformer on no load. Then the Job includes transportation of the transformer upto roadside. Unloading it at roadside nearest to LIS using manual labour & crane. Further carrying of the transformer upto site of installation via kacha/rough track by way of using JCB, tractor and manual labour to the site of installation. The job further includes installation of electric transformer at site and testing on full load. The job also includes improvement/ stabilization of 630 kVA substation by way of replacement of damaged equipments i.e., LA set, DO set, PVC cables etc. Complete Job includes cost of material, skilled/semi-skilled labour charges, carriage/shifting charges, hire charges hydra crane, tools and tackles. The job also includes shifting/relocation of 630 kVA Electrical Substation by way of dismantling, safe shifting, re-installation, testing, and commissioning of existing 630 kVA electrical substation equipment from the present location to a new designated site, including all associated HT & LT electrical works, civil coordination, and making the system fully operational. Complete dismantling of existing 630 kVA substation equipment includes 11 KV / 33 KV HT structure / isolator / GO switch / AB switch (as applicable) Lightning arresters 630 kVA transformer LT panel / breaker / feeder panels HT & LT cables including terminations. Earthing system Proper tagging and identification of all dismantled materials. Safe handling to avoid any damage to equipment. Transportation & Shifting Loading, transportation, unloading and shifting of transformer, panels, structures, and accessories to the new location using suitable crane, hydra, trailer or other required equipment. All transportation charges, handling charges, insurance, and safety arrangements shall be included. Contractor shall be responsible for any damage during transportation. Providing and preparing new RCC foundation / plinth for installation of electrical equipment such as 630-kVA power transformer, HT structure, LT panel and associated accessories at the new location, complete in all respects. The job includes site clearing, marking and layout of foundation as per equipment dimensions. Excavation in all kinds of soil for foundation up to required depth, including dewatering if required. Providing and laying PCC bed of suitable grade as levelling course. Construction of RCC foundation / plinth of required size and height, including cement concrete in foundation and plinth, Reinforcement steel (cutting, bending, binding and placing) Shuttering / centering and de-shuttering Proper embedment / anchoring arrangement for transformer rails, base channels, bolts, or panels as required. Providing transformer oil soak pit / drain arrangement (if applicable) with gravel or sand filling. Plinth top finishing with cement mortar, smooth surface and slope for water drainage. Curing of concrete for specified period. Backfilling with excavated earth and disposal of surplus soil. Foundation / plinth shall be properly levelled, aligned and ready for installation of transformer and substation equipment. Any minor modifications in dimensions due to site conditions shall be deemed included in the scope. Installation at New Location Placement of transformer on newly prepared foundation/ plinth. Erection and installation of 630 kVA Transformer, HT structure / isolator / GO switch Lightning arresters LT control panel / breaker panels Laying, dressing, and termination of HT and LT cables with proper glands, lugs, and supports. Re-alignment of busbars and connections as required. Earthing System Shifting / re-laying and interconnection of transformer body earth, neutral earth, LA earth, structure earth and panel earth. Provision of additional earthing if required to comply with safety norms and standards. Ensuring earth resistance values within permissible limits. Testing & Commissioning Pre-commissioning checks and testing, including: Insulation resistance (IR) testing of transformer & cables Ratio and polarity check Continuity testing Earth resistance measurement Energization and commissioning of the 630 kVA substation at the new location. Load trial and observation for safe and smooth operation. Complete Job includes cost of material, skilled/semi-skilled labour charges, carriage/shifting charges, hire charges hydra crane, tools and tackles.

Complete Electrification of pump room (outside as well as inside) and approach road at LIS Balgarah by way of Providing /fitting of 1.5 sqmm copper wire cable, 2.5 sqmm copper wire cable , service cable of required quantity as per site condition. P/F of LED bulbs-08 nos.(approx.) of 30 watt each along with holders, Flood light- 08 No.(approx.) of 100 watt each, junction box, bulb holders, switches of 5 Ampere, sockets of 5 Ampere, switches and socket of 15 Ampere, switch plugs of 5 Ampere and 15 Ampere, switch board/gangbox, batten 1.5 inch and 1 inch, PVC gatti , screws, PVS conduit pipe and other allied parts. All the material mentioned in the job should be of standard make. The job further includes checking all the installed material as well as testing and commissioning of earthing system. The quantity and material may vary as per the site requirement during the time of execution of work. with all fittings for anchoring at suitable place, wall mounted fan-02 No. , main switch 32 Amp. -1 No.,one main board with on/off switch, tape rolls, nails, screw, hooks, copper wires of suitable gauge etc. Providing/fitting of flood lights on three walls outside the pump room and one near the electrical transformer area with proper on off switch mechanism along with PVC Copper cable 2.5 sqmm for its fitting. Complete Job includes cost of material, skilled/semi-skilled labour charges, carriage/shifting charges, hire charges of tools and tackles etc.

Repairs to 400mm dia MS rising main at LIS Balgarah by way of excavation of pipe alignment where required, dewatering, exposing the main, cutting, removal and disposal of corroded/defective pipe pieces, edge preparation and welding in position of new MS pipe sections of suitable diameter and thickness, including provision of MS specials, clamps, flanges, rubber insertion, nuts and bolts, primer and anticorrosive painting, testing of joints under pressure and refilling of excavated trenches in layers with proper ramming and disposal of surplus material and ensuring that no exposed portion left in order to avoid any leakage during the operation. Painting of repaired sections of MS rising main by way of removal of old paint, dust by using sand paper, wire brush and thin metal strips etc. then applying one coat of red oxide primer and drying up completely, then applying two coats of black paint/ black synthetic enamel completely. The job also includes P/F of new NRV and ARVs with allied works with the help of manual labour and testing them. Valve shall be suitable for horizontal / vertical installation in rising main of lift irrigation scheme and shall ensure leak-proof, unidirectional flow to prevent backflow and protect pumps, motors and allied equipment. Scope of work includes cost of NRV, rubber gaskets, nuts, bolts, washers, jointing compound, temporary supports, tools and tackles. Complete Job. Full installation, testing and commissioning of the Lift Irrigation Scheme Balgarah (LIS), including the motor, pump, and all associated electro-mechanical components required to make the system fully functional. The scope also includes all incidental and unforeseen works necessary for the successful completion of the scheme. The complete job includes hire charges of hydra crane, JCB, mechanical vehicle, skilled and unskilled labor charges, cost of materials, transportation charges etc. Complete Job inclusive of contractor profit, GST and any other applicable taxes. Note: Materials, specifications and quantities are subject to variation depending on the actual site conditions encountered during the execution of work. Rebate must not be less than 3% on old parts pertaining to the above-mentioned jobs except for those listed at S.No. 4.