REPAIR / MAINT OF MISC E/M WORKS INCL SEWAGE TREATMENT PLANT, MOTORISE DOOR AND CRANE UNDER GE NASIK ROAD.

Amount

Note : Repair/maint of hanger doors and items of EOT crane :- (a) Labour charge, tools , guages required during repair/overhauling. (b) Labour charge for all unlimited breakdowns/complaints. (c) submission of test report/calibration certificate for every quarterly visit duly signed by contractor and service engineer.

Preventive Maintenance of any doors of any size, shape, width & height.

Check All connections of conductors at main distribution box are properly conneccted -1 Set Check all conductors from main distribution box to electric motor ; must not weak or burnt or damaged insulation - 1 Set Check total electrical panel cabling; must not weak or burnt or damaged insulation -1 Set Check all Miniature circuit brakers, must not have loose contact or damaged, must be functioning properly - 2 No. Check all components in electrical panel like RYB indicators, Emergency stop, Push buttons for forward & reverse motion, contactor, Buzzer, O/L relay etc. must have proper connections, functioning properly -10 No. Check all joints of electrical conductors, must be tight properly with lugs & fastners -Aprox. 60 No. Check Electrical panel box; check locks & fastners properly tight, make it dust & insects free - 1 Set Check wire rope mountings, wire rope, cable conductors, cable collector, check welding, check fastners, lubricate cable collector wheel, check electrical festun conductor, for proper functioning - 1 Set Check guide rollers assembly ( I,e; wheel, shaft cirlips, fastners & self lubricating bearings ) check mounting fastners tigtness & alignment. Check clearance between guide rail & rollers. - 1 Set Check worm gearbox- all fastners, any leakage of lubricant, seals, lubricant level, lubricant viscosity, noice of worm & worm wheel meshing, output shaft position, cirlips, extended shaft alignment, key, temperature - 1 Set

Check chain sprockets- tooth must not be grinded above 20%. Alignment & parallelism of sprockets, fastners & key. Check Chain slippage or noice - 2 Set Check chain- Tight chain suitable to function, extension of chain is allowed max.3%; so check pitch of tooth & chain links. Check chain lock properly installed, Lubricate chain & sprockets by Spheerol EPL 2 (EN - SDS) - 1 Set Check drive and driven wheels assemblies- check traid diameter & traid width of wheel, wearout must be less than 15%. Check bearings, circlips, axels, fastners, spacers & alignment - 8 Set Check Corrugated precoated color sheets- check by noice or vision all self tapping screws, tight if any loose. Attach a same sheet patch at any tored sheet. Seal holes by sealing agent - 32 No. Check Door panel structure- Check flatness & in a plane, any welding crack, all structural members in position, color damage, machine base frame structure, rail & panel gap & parallelism - 4 No. Check fixings of all condutes, Miniature circuit brakers, electrical panel & machine cover. Tight all fastners properly - 1 Set Check Drive motor- all fastners, terminal box connections, earthing, starting & running current rating, noice, temperature, overload, speed, fan & ventilation - 1 Set Check Bottom Rail & top guide rail- check for top & bottom rail welding crack if any, weld it. Clean Bottom rail. Check Flatness, parallelism equal clearance in guide angles, dent or bend of botom rail if any, grind it & make smooth - 4 No.

Breakdown maintenance of doors of any size, shape, width & height :

Dismentling of damaged existing corrugated precoated color sheets of size 1.07m x 10m by means of opeing of nut & bolt after indentifying defect in sliding door of width 16M.

S&F of corrugated precoated color sheets of thickness 0.5mm of 1.07m x 10m including fixing by means of nut and bolt complete as directed by Engr-in-Charge.

S&F in repair cantileaver roller with self lubricating frictionless bearings (rollers and bearings of existing size suitable for existing door) including removing of existing roller & bearing, replacement of any part/spare at site complete as directed by Engr-in-charge

Door panel structure : Identify defective structural member of door panel ( eg. Twist or any deflected structural member ) dismental all corrugated precoated color sheets, with the help of tower stand, dismental cantilever guide rollers, take down the defective panel by hydraullic crane, cover the panel area with temperory shields, procure required structural steel material, remove & replace the defective member by steel fabrication, finish the surface, enamel the newly fabricated surface, service the cantilever guide rollers, procure the fastners requied, re-install the panel by hydraullic crane, install the cantilever guide rollers, adjust & set them for proper alignment & smooth running, freeze them, re-install all Corrugated precoated color sheets on the panel, check it for smooth operation.

Supply & fix in repair chain and locking arrangement as per existing size and material incl taking down old unserviceable chain and locking arrangement. checking required tension of chain alignment of sprockets with chain, installation of existing cover by means of fastening of screws & nut bolt complete as directed by Engr-in-Charge.

Repair/maint of door pannel of size 04X10M after inspection of door on the basis of motor rated current or slippage of driver wheel or after receving complaint from user, finding proper root cause and repair/replace the defective spare/part and testing of the door with satisfaction of Engr-in-Charge.

Wheels & Bearings Assembly : ( defective ) Identify malfunctioning of wheel ( eg. stumbling, noice, jamming etc.) dismental concirn corrugated precoated color sheets on the panel, jacking/taking down the door panel, dismental the defective wheel, cover the panel area with temperory shields.

Repair/maint door wheel of existing size, Dismental the defective wheel, Procure required raw material and manufacture required wheel, service / replace the defective wheel, cover the surface of reconditioned wheel by anti corrosive enamel, procure the fastners requied, assemble the wheel to door panel, re-install the door panel at its position, adjust & set it for proper alignment & smooth running, freeze it, re-install Corrugated precoated color sheets on the panel, check it for smooth operation with satisfaction of Engr-in-Charge.

S&F in replacement of axel, bearings, circlip assembly including taking down door panel, axel, wheel , bearing complete and refixing after replacement of axel, bearing and circlip assembly as per existing size & material. Painting of external surface of complete asembly after two coats of red oxide incl setting and alignment of complete door panel and testing of complete door upto satisfaction of Engr-in-Charge.

Chain & Drive sprocket : S&F in repair including identify disorder of pair of chain & drive sprocket ( eg. slipage, noice, jamming etc.) dismental machine cover, dismantling chain by removing lock, procure new chain, lock & Drive sprocket, bore & keyway the sprocket, install new sprocket & chain on its position, align it, lubricte it, make proper tension of chain, install machine cover, check it for smooth operation as directed by Engr-in-Charge.

Driven sprocket : S&F in repair including identify disorder of Driven sprocket ( eg. slipage, noice, jamming etc.) dismental all corrugated precoated color sheets on the panel, remove chain, with the help of tower stand, remove cantilever guide rollers, take down the panel by hydraullic crane, cover the panel area with temperory shields, procure the required driven sprocket, remove & replace the defective sprocket by new one, lubricate it, re-install the panel by hydraullic crane, re-install drive wheel ( having driven sprocket ) re-install the cantilever guide rollers, re-install chain, align & check parallelism of sprockets, adjust tension of chain for apropriate functioning, freeze them, re-install corrugated precoated color sheets on the panel, check it for smooth operation.upto satisfaction of Engr-in-Charge.

Worm Speed reducer : S&F in repair including identify disorder of worm speed reducer ( eg. Noice, heating, leakage of lubricant etc ) remove necessory covers & fastners, remove chain, take down the speed reducer, make necessory maintainance at OEM, take trials & testings, re-install it, re-install chain, make proper alignment of sprockets & chain tension, install & freeze all covers & fastners, check function by trial of running the panels.

Repair/ maint of cable Collector & wire rope Assembly : Identify malfunctioning of cable collector or wire rope or rope mounting brackets, manufacture failed part , remove failed part, install new part by fastners/welding by the help of tower stand, check the function and testing complete.

Electric Conductors: S&F in repair main power supply copper flexible cable of size 2.5 Sq mm x 4 core, limits cable of size1.5 Sqmm x 4 core copper flexible cable of required length at site - including identification of failed conductors from main distribution board, cut off the supply, remove it from board, procure the same quality conductor, replace the damaged part of conductor, re-connect the electric supply & check by trial and testing complete.

Cable carriers: S&F in repair including identify failed cable carriers, procure new one, replace failed cable carriers by new ones with the help of tower stand, check it for reverse & froward movement.

Material & labour for Rewinding the motor (3.75 Kw/5HP) with super enamelled copper winding wire with appropriate same gauge of exsisting coil with similar class of exsisting insulation as recommended by manufacturer with high quality normex insulating paper applying best quality insulating varnish on stator/rotor windings drying them completely, testing the insulations as directed by engr -in - charge

Motor & speed reducer cover with fastners : Identify the motor & speed reducer cover by asthetic & ergonomically. remove & replace it by new one with required new fastners.

Miniature circuit braker (MCB) 415 Volts 4P MCB 5SL63107RC, 6 to 32 Amps : identify the failed MCB, check & replace it by new one of same capacity & specifications, test by trial.

Electrical Panel cabling : Identify failed cabling in the electrical panel, switch OFF the electrical power, remove the panel, re-install the failed cables & connections, take trial for function & test, install the panel on its position, connect incomming & outgoing cables, switch ON & check function of door by trial.

S&F in repair 3TF34 contactor with aux. cont. block- Siemens

S&F in repair overload relay 3UA5000-1J OLR (6.3-10A) Siemens

S&F in repair contactor with buzzer- 220V- Ideal

S&F in repair forward reverse push buttons 3SB5000 with NO/NC- Siemens

S&F in repair emergency P/B 3SB5000-0UC01- Siemens

S&F in repair indicator R/Y/B 220V- Ideal

S&F in repair limit switch ID8108- Ideal

Two sliding half doors opens & closes as one opening for entry & exit - Inspection & Certification by Chartered Engineer including repair in brakedown maintenance, suggested by charted engineer complete. Note: contractor should submit one year Govt. authorized charted engineer certificate)

Preventive maintenance : 5T CL-II Double girder 30.6/4.5/48M EOT Crane Check All connections of conductors at main distribution box are properly connected. Check all conductors from DSL to electric motor ; must not weak or burnt or damaged insulation. Check total electrical panel cabling; must not weak or burnt or damaged insulation. Check all Miniature circuit brakers, must not have loose contact or damaged, functioning properly Check all components in electrical panel & pendent like RYB indicators, Emergency stop, Push buttons for all motions, contactor, Drives, O/L relay etc. must have proper connections, functioning properly. Check all joints of electrical conductors, must be tight properly with lugs & fastners. Check Electrical panel box & parts; check locks & fastners properly tight, make it dust & insects free. Check & lubricate Hoisting wire rope mountings, wire roap, cable conductors, cable collector, check welding, check fastners, check cable collector wheel, check electrical festun conductor, for proper functioning. Check Hoisting system: motor, brake, coupling, gearbox, oil level, shaft, fastners, wire roap, wire roap drum, equiliser, hoock block.

Check Cross traverse drive system: motor, coupling, gearbox, oil level, shaft, fastners, wheel assembly ( I,e; wheel, shaft cirlips, fastners & bearings ) check mounting fastners tigtness & alignment. Check long travel drive systems: motor, coupling, gearbox, oil level, shaft, fastners, wheel assembly ( I,e; wheel, shaft cirlips, fastners & bearings ) check mounting fastners tigtness & alignment. Check fastners of all mechanical as wel as electrical parts; tight the loosened fastners. Check electric motor- all fastners, terminal box connections, earthing, starting & running current rating, noice, temperature, overload, speed, fan & ventilation. Check speeds & troublefree movement in all motions, check if wear out of any wheel flange or any rail. Check all limit switches for working properly; if not, set it. Check cross traverse & long travel rubber buffers/mechanical stoppers for proper functioning. Observe for gantry - all fastners must be tight equally. Rails must be aligned. Check span & diagonal of crane. It must be in the ratio of 1000:1.2

Brake Down Maintenance : Above Mentioned Crane

Repair/maint Bridge & Cross Traverse rail alignment by clamps fitting/ adjustment to run the crane smoothly on cross traverse motion.

Repair/replacement of down shop lead (DSL) or I/P supply on long travel or 6 sq. mm x 4c cu flexible cable for uninterrupt input power supply to the crane.

Repair/replacement of current collector of 100A for smooth operation or to avoid fluctuations in input power supply due to mismatch of contact between bus bars & brushes.

Takingdown motor , transport to service station, Material & labour for rewinding the hoisting motor ( 5.2KW, 3PH, SC ) with super enamelled copper winding wire with appropriate same gauge of exsisting coil with similar class of exsisting insulation as recommended by manufacturer with high quality normex insulating paper applying best quality insulating varnish on stator/rotor windings drying them completely, transport to its location, fix it, testing the insulations for smooth operation as directed by engr -in - charge

Taking down motor , transport to service station, Material & labour for rewinding the cross traverse motor ( 0.55KW, 3PH, SC ) with super enamelled copper winding wire with appropriate same gauge of exsisting coil with similar class of exsisting insulation as recommended by manufacturer with high quality normex insulating paper applying best quality insulating varnish on stator/rotor windings drying them completely, transport to its location, fix it, testing the insulations for smooth operation as directed by engr -in - charge

Taking down motor, transport to service station, Material & labour for rewinding the long travel motor ( 2.2KW, 3PH, SC ) with super enamelled copper winding wire with appropriate same gauge of exsisting coil with similar class of exsisting insulation as recommended by manufacturer with high quality normex insulating paper applying best quality insulating varnish on stator/rotor windings drying them completely, transport to its location, fix it, testing the insulations for smooth operation as directed by engr -in - charge

S&F Repair/maint in replacement of bridge wheel assembly suitable for 5 ton EOT crane including taking down old unserviciable component of bridge wheel assembly incl bearing, spacer, shaft, coupling, brake, gearbox complete by means of lifing complete bridge with the help of jack/crane and replacement of all defective parts of existing capacity/size/material complete, testing after reinstallation of complete assembly as directed by Engr-in-Charge.

S&F Repair/maint in replacement of trolley/crab wheel assembly suitable for 5 ton EOT crane including taking down old unserviciable component of trolley/crab wheel assembly incl bearing, spacer, shaft, coupling, brake, gearbox complete by means of lifing complete trolly/crab with the help of jack/crain and replacement of all defective parts of existing capacity/size/material complete, testing after reinstallation of complete assembly as directed by Engr-in-Charge.

Repair/maint of hook block suitable for 5 ton EOT crane by means of taking down old unserviceable hook block assembly and repalcement of defective parts of pullies, rope lock, pully bearing , thrust bearing , covers and fasteners complete testing after installation of hook block assembly as directed by Engr-in-Charge.

S&F in repair of hoist wire rope dia.12MM 6x36 fibre core including testing complete.

Repair/maint of hoist assembly suitable for 5 ton EOT crane in repair/repalcement of defective parts like coupling, brakes, brake shoes, bearing, spacer, shaft & gear complete incl testing of complete assembly after installation of all spare parts or as directed by Engr-in-Charge.

Repair/maint of equiliser pulley in repair/repalcement of defective parts like pulley, shaft, bearing complete incl testing of complete assembly after installation of all spare parts or as directed by Engr-in-Charge.

S&F in replacement of rubber buffers of existing size and materials complete all as specified and directed by Engr-in-Charge.

S&F in repair/maint/replacement of limit switch for any of motion ( long travel/cross traverse/hoisting ) of existing size and materials complete all as specified and directed by Engr-in-Charge.

S&F in repair/maint/replacement of pendent assembly suitable for 5 ton EOT crane with its supporting ropes/chain of existing size/capacity/make/model complete testing after installation, all as specified and directed by Engr-in-Charge.

S&F in repair/maint/replacement of Pendent cable 1.5 Sq. mm x 19 core flexible , for 110 volt, 50HZ, complete all as specified and directed.

S&F in repair/maint/replacement of Cross travel cable 6mm X 4C CU flexible, all as specified and directed.

S&F of following items suitable for 5 ton EOT crane

Miniature circuit braker (MCB) 6A TP 5SL63067RC

Miniature circuit braker (MCB) 4A 4P TP 5SL64047RC

Overload relay 3UA5000-1F OLR ( 3.2-5A )

Contactor 3TF32

Contactor 3TH3022

Contactor 3TF35

Connector CW CTS10mm

Exhaust fan Rexnold 6" Round RSC 21725 A-2

Single phase preventer VSPD1 415V AC Minilec

Main fuse unit SFU 63A 3KL8151-3TA00

Panel wiring cables 1.5sq. mm X 1C CU Flexible

Cable tray PVC 45 X 25

MCB chanel 35 X 1000

HRC Fuse 3NA78220RC 63A

Miniature circuit braker (MCB) 4A DP 5SL62047RC

Variable frequency drive (VFD) 2HP 1.5 KW 3PH

Variable frequency drive (VFD) 5HP 4KW 3PH

Transformer 200VA

Line Chawk 7.5 KW 3PH

Line chawk 1HP 1PH

Line chawk 3HP 3PH

Direct supply line ( DSL ) 100A

EOT crane- Inspection & Certification by Chartered Engineer including repair in brakedown maintenance, suggested by charted engineer complete. Note: contractor should submit one year Govt. authorized charted engineer certificate)

Dewatering by pumping out raw sewage water with the help of diesel engine driven pump set or electric driven pump set from grit tank, aeration tank, primary, settling, final settling, digestion chamber, Depot tank and ADGM tank and disposing the water through connected hose pipes etc and necessary vehicle arrangement to deposite sewage in existing sewage treatment plant all as specified and directed by Engr-in-Charge.

S&F plates, Rolled mild steel in, (chequered) channels (Fe-410-W(Gde-E-250) quality), square cut or notched (ordinary and counter sunk) forming holes, without any attachment, completet all as specified and directed by Engr-in-Charge.

NOTE :- AMOUNT OF SCHEDULE OF CREDIT RS. 12,487.00 WILL BE DEDUCTED FROM TOTAL AMOUNT OF BOQ.

shakti engineering and electrical works

Bidder Name

sanjay prabhu

shakti engineering and electrical works