Tender For repairing of all gear box and its accessories at wazirabad barrage. - dismantling of gearbox by removing both end couplings and extracting the complete shaft assembly from the barrage gates. this includes removal of thrust and steel blocks using skilled labour and specialized lifting equipment. the gearbox top cover (top half) shall be removed, followed by detachment of the bottom half from the main gearbox body. all internal components parts gear, changer gear assembly, bearing, limit shift assembly and shaft shall be carefully removed in sequence, ensuring proper identification and documentation of their orientation and order for accurate reassembly., dismantling of drumbox assembly by removing both end couplings and extracting the complete shaft,bear and gear assembly from the drum box .. all internal components parts gear, changer gear assembly, bearing, limit shift assembly and shaft shall be carefully removed in sequence, ensuring proper identification and documentation of their orientation and order for accurate reassembly., thorough cleaning of all components to remove debris, contaminants, and residual lubricants using appropriate cleaning agents and methods. detailed inspection of each component to assess condition, identify wear, damage, or corrosion, and document findings for further repair or replacement as required., repair of limit switch assembly of gear box including the complete overhauling /oiling and greasing including replacement of parts as per sample ., replacement of normally open (no) switch and contactor with a relay, along with the complete installation of electrical components for the gear box in the hoisting mechanism of the barrage system, replacement of brake pad as per sample along with complete fitting and integration in the gearbox assembly, replacement of brake coil as per sample along with complete fitting and integration in the gearbox assembly, replacement of bearing no 6315/c4 djb approved makes, replacement of bearing no 6312m/c3 djb approved makes, replacement bearing no 6308 2rs1 djb approved makes, replacement bearing no 6310 2rs1 djb approved makes, complete assembly of the gearbox, including packing, greasing, and installation of both end shafts with cast iron (c.i.) couplings and bolts. ensure proper alignment and secure fastening to maintain efficient power transmission and operational reliability, complete overhauling and lubrication of all moving and critical components of the drum box assembly of the gearbox, using appropriate tools such as grease guns and nipples. the work shall be carried out by skilled labor as per site requirements. ensure proper lubrication with the specified grade and viscosity of grease to maintain optimal performance and prevent wear and tear of mechanical parts including internal parts of painting, the work involves achieving precise/making alignment of the shaft connecting the drum box and gear box in the hoisting mechanism of the barrage. proper alignment is critical to prevent deviation from the guide grooves during operation particularly during lifting and to ensure long-term stability and accuracy of sluice gate movement.the job includes dismantling the existing shaft (which transmits motion between the drum box and gear box), carrying out realignment, and reinstalling the shaft with high precision. to restore the system to optimal operating condition, the work shall also involve the replacement of associated hardware components as required such as bearings, couplings, keys, and fasteners.this intervention is essential for the reliable and efficient functioning of the sluice gate lifting system and to prevent operational issues during gate actuation., after cleaning and overhauling the gear and shaft of the gearbox, refit and them in their original positions with making alignment with all movement parts of gear box and ensure that they are functioning properly., conduct load testing of 3under sluice and 3weir side gates and weir side gates during
Tender For supply of providing rain water harvesting points in various parks at mc bahadurgarh d d - steel reinforcement for rcc work , providing and laying in position cement concrete , earth work in excavation by mechanical , boring drilling bore well , unplasticised pvc medium well casing pipe , supplying filling spreading and levelling gravels , cement plaster on the rough side of single or half brick wall , reinforced cement concrete work in walls , reinforced cement concrete work in beams , centering and shuttering including strutting propping etc and removal of form for 2 , centering and shuttering including strutting propping etc and removal of form for 3 , constructing brick masonry road gully chambers , supplying filling spreading and levelling stone boulders , providing and fixing bail plug bottom plug , bending and fixing iron rungs in lined slopes , steel work welded in built up sections framed work , finishing walls premium acrylic emulsion paint , providing and laying of conglomerate floor , brick work with common burnt clay non modular bricks of class designation , earth work in excavation of foundation , painting on wall with decorative painting slogan , fabrication and manufacturing of solid precast concrete element , providing hoisting and fixing up to floor four level precast reinforced cement concrete in small lintels , providing and supplying of class sn 8 structured wall polyethylene piping system , lowering laying and jointing of class sn 8 structured wall , miscellanceous items , providing and fixing factory made precast rcc perforated drain covers , supplying assembling, lowering and fixing in vertical position in bore well , gravel packing in tube well construction , providing and fixing suitable size threaded mild steel cap or spot welded plate , providing and fixing ms clamp of required dia to the top of casing housing pipe ) /bid number : gem/2025/b/6523015 * /dated: 04-08-2025 & & / bid document 1 / 21
Tender For supply of spares for crushing and hoisting system and loader c c - spares for crushing and hoisting system 042400174 , spares for crushing and hoisting system 373000036 , spares for crushing and hoisting system 373000058 , spares for crushing and hoisting system 421200009 , spares for crushing and hoisting system 421200013 , spares for crushing and hoisting system 421200047 , spares for crushing and hoisting system 421400016 , spares for crushing and hoisting system 688800211 , spares for crushing and hoisting system 688800214 , spares for crushing and hoisting system 688800404 , spares for crushing and hoisting system 665300004 , spares for crushing and hoisting system 665300007 , spares for crushing and hoisting system 665300026 , spares for crushing and hoisting system 665300027 , spares for crushing and hoisting system 665300028 , spares for crushing and hoisting system 665300047 , spares for crushing and hoisting system 665300048 , spares for crushing and hoisting system 665300057 , spares for crushing and hoisting system 665300058 , spares for crushing and hoisting system665300061 ) /bid number : gem/2025/b/6480125 * /dated: 22-07-2025 & & / bid document 1 / 18