REPAIR/ MAINT OF EOT/HOT CRANES, ALLIED WORKS AND REPAIR/MAINT OF EXSITING LT CABLE FOR STREET LIGHT PERIMETER LIGHTS NETWORK AT AF STN CHABUA UNDER GE (AF) CHABUA

Amount

Comprehensive preventive maintenance by technically qualified technician and rendering operationally EOT crane of capacity as mentioned below including assemblies inspection and maintenance of including checking / tightening of all nut , bolt & breaks any type any size complete system, adjusting etc of all breaks motions and VFD /VVVF drive adjustment setting of EOT / HOT cranes with having single or double girder type and providing greasing & oiling of traveling / moving parts of crane with connecting motor girder parts for movement of crane hoist / long / cross traveling and including maintaining the controlling of speed / creeping micro speed of motors with minor maint / repair electrically operated main control panel wire with connecting control wiring system consisting of main switch, step down transformer, contactor, HRC fuse, VFD, PLR, control pendent ,wire rope with break drum unit, gear box unit , oil levels, motor bed / foot ,electrical control cable, motor terminal, end cable carriage trolly , motor shaft, bush flange bearing with lathe work ,chain pulley block, ratchet clutch, gear block, chain wheel, chain etc and including locating the defect or fault and rectification of the fault and rectification of oil leakage etc any type any size and replacement of defected nut, bolt & washer and making it soundless/sound proof and after trails testing run of crane for smooth functioning / operation satisfactorily of the following mentioned capacity cranes/Hoist complete all as specified and directed by Engineer-in-Charge. Details of EOT Crane (i) EOT crane of 10 Ton capacity - 01 No. ( Make of Safex Ltd)

All as per srl item No 01 here-in-before but EOT Crane/Hoist of capacity is under mentioned complete all as specified and directed by Enginer-in-charge. Details of EOT Cranes: (i) FLP EOT crane of 02 Ton capacity - 03 No. ( Make of Safex Ltd)

Notes applicable for srl item Nos 1 to 2 :- (i) Inspection checking decarbonising & tightning of electrical connection in total system including replacement of thimbles etc. (ii) Inspection & checking of fuses, setting & tightning the same as per their capacity. (iii) Inspection and setting of voltage system including replacement of fused indicating lamp etc. (iv) Spares for EOT crane will be measured and paid seperately as given in Section II of BOQ. (v) Contractor will carry out comprehensive maintenance once in a 3 months and maintain the record of same as per the performa of monthly maintenance check enclosed in the tender documents.The same shall be forwarded alongwith RAR failing which no payment shall be released to the contractor. (vi) Contracor will ensure serviceability and safety of crane during his each visit by way of maintining job card duly signed by Engr-in-Charge and JE E/M. (vii) The contractor will also send Technician on call basis in case of any fault.

M&L for servicing of 02 Ton HOT crane comprising of the following:- (i) Greasing/oiling of required part . (ii) Checking & testing/adjustment of brakes for all the motions (iii) Checking & tightening of nut, bolts, wheel aligment etc. (iv) Cleaning of Bridge girder complete

Carry out load and deflection test for EOT crane of 10 ton capacity at 125 % full load with necessary instruments on hoisting, LT/CT for checking the performance of the cranes as directed by the Engineer In Charge /and upto the users satisfaction. Note : (i) Load/deflection test is to be carried out by the contractor's expert rep in the relevant field in presence of the department rep and recording the test and issue necessary certifuicate . (ii) The load required for the testing and necessary transportation , will be arranged by the contractor at the location of testing.

All as per item No -4 above but for 2/3 Ton capacity EOT crane any make

All as per item No -4 above but for 2 Ton capacity hand operated OH crane .

Supply only gear oil grade 680/320 suitable for reduction gear boxes complete all as directed.

S& F in replacement 9A Contactor Suitable for existing Model for motor break,incl taking down old u/s, all as specified and as directed.

S& F in replacement 16A Contactor Suitable for existing Model for motor break,incl taking down old u/s, all as specified and as directed.

S& F in replacement Bearing for motors/Rope Drum/Gear Box.

Supply & Fixing of of four core copper conductor of size 4 sq mm FRLS Flexible sheathed cable.

Supply & Fixing of of four core copper conductor of size 2.5 sq mm FRLS Flexible sheathed cable.

Supply & fixing hoist retaining ring including taking down old unserviceable one complete as specified and directed.

Supply & fixing hoist rope guide ring including taking down old unserviceable one complete as specified and directed. .

Supply & fix push button switch for pendant control station including taking down old unserviceable one complete as specified and directed.

Supply & fix full gear coupling including taking down old unserviceable one complete as specified and directed.

Supply & fix half gear output coupling including taking down old unserviceable one complete as specified and directed.

Supply & fix 2 Ton EOT/HOT Crane Hook Pulley including taking down old unserviceable one complete as specified and directed.

Supply & fix 10 Ton EOT Crane Hook Pulley capacity including taking down old unserviceable one complete as specified and directed.

Supply and fixing in replacement of CT/LT Motion Break Shoe with Liner(100mm) of cap FLP 10 Ton crane as per existing make model incl taking down old u/s, complete all as directed.

Supply and fixing in replacement of HT Motion Break Shoe with liner (150mm) of cap FLP 10 Ton crane as per existing make model incl taking down old u/s, complete all as directed.

Supply and fixing in replacement of HT/CT/LT Motion Break Shoe with liner (100mm) of cap FLP 02 Ton crane as per existing make complete all as directed.

S & F DSL Indicating Lamp including taking down old unserviceable one complete as specified and directed.

M&L in replacement of planetary gear box for host motion of 10 TON EOT crane including taking down old unserviceable one complete as specified and directed.

M&L in replacement of planetary gear box for host motion of 02 TON FLP EOT crane including taking down old unserviceable one complete as specified and directed.

Supply and fixing in repair of flame proof micro L.T. hydraulic thruster brake unit 160 mm dia rating 100% complete incl taking down old u/s, all as specified and directed.

Re-calibration of V.F.D Drives by expert technician from the company.

Taking down the burnt out FLP 3 phase 415 volt electric motor of any make from the elevated height after disconnecting electrically and mechanically from the system, transporting to civil workshop for repairs, dismantling the same and removing burnt out windings, cleaning the rotor and stator properly, rewinding the motor with super enammeled copper winding wire as per existing gauge, varnishing/drying etc complete, replacing the ball bearings as per existing size, reassembling the motor, shifting and installing at original position, making electrical and mechanical connections and testing for proper working complete all as specified and directed for 0.5 HP to 0.75 HP 1415 RPM motor.

All as per item No. 29 here-in-before but for 01 HP 1405 RPM complete all as specified and directed.

All as per item No. 29 here-in-before but for 3 HP 1420 RPM complete all as specified and directed.

Supply, fixing and making all connections, Rotary (FLP) limit switch capacity 40 amps 415 volts all as per existing for LT/CT/Hoist motion of 2 Ton FLP crane, including taking down old unserviceable complete all as specified and directed.

Supply, fixing and making all connections, Gravity (FLP) limit switch capacity 40 amps 415 volts all as per existing for LT/CT/Hoist motion of 2 Ton FLP crane, including taking down old unserviceable complete all as specified and directed.

Supply, fixing and making all connections, two way Roller (FLP) limit switch capacity 40 amps 415 volts all as per existing for LT/CT/Hoist motion of 2 Ton FLP crane, including taking down old unserviceable complete all as specified and directed.

Supply, fixing and making all connections, Rotary limit switch capacity 40 amps 415 volts all as per existing for LT/CT/Hoist motion of 10 Ton crane, including taking down old unserviceable complete all as specified and directed.

Supply, fixing and making all connections, Gravity limit switch capacity 40 amps 415 volts all as per existing for LT/CT/Hoist motion of 10 Ton crane, including taking down old unserviceable complete all as specified and directed.

Supply, fixing and making all connections, two way Roller limit switch capacity 40 amps 415 volts all as per existing for LT/CT/Hoist motion of 10 Ton crane, including taking down old unserviceable complete all as specified and directed.

Material and labour for dismantling and over hauling of CT and LT wheels of EOT / HOT cranes , repair to shaft and replacement of lock plate etc , fixing and testing makiing necessary arrangenent like staging, plate form for carry out the above repair .

Supply and fixing in repair MCB TPN 63 amps 415 volts 50 HZ AC . Make : C&S or equivalent

Supply and fixing in repair MCB TPN 40 amps 415 volts 50 HZ AC . Make : C&S or equivalent

Supply and fixing in repair MCB SP 40 amps 240 volts 50 HZ AC . Make : C&S or equivalent

M and labour , rewinding of electromagnatic brake with existing gauge and size of copper wire of superier quality , proper insulation and testing on completion complete incl taking down old u/s, all as direcetd by Engineer In Charge

Supply only mixture of grease and oil in the gear box of EOT cranes make: Servo 320. make : HP/Hindustan /Servo

Supply and fixing power contractor assembly complete 3 phase 3 pole 415V AC suitable for the existing EOT crane control panel and of current rating up to 32A with 2 NO & NC Suitable for existing model incl taking down old u/s ,all as specified and directed. Make Schneider /L&T/CG

Supply and fixing Indicator for lamp Assembly LED pilot lighting complete suitable for ECE lifts 500 Kg Capacity Suitable for existing model incl taking down old u/s all as specified and directed. Make : L & T/ BCH

Supply and fixing only Indicator lamp assembly 230 V AC complete suitable for the existing system suitable to 2 Ton bestCapacity Suitable for existing model incl taking down old u/s, all as specified and as directed.

Supply and replacing of Steel wire rope size-08/12mm, construction 6/36.

Supply and fixing of chain pulley block for 02 Ton capacity 6 Mtr height HOT crane Suitable for existing model incl taking down old u/s complete all as specified and as directed.

Dismantling lowering down overhauling, replacement of unserviceable parts like bushes, bolts, nuts etc for cross travel arrangement for 02 Ton HOT crane.

Dismantling & lowering down of 4 Nos LT wheels and drive shafts and overhauling including replacement of unserviceable parts like , drive shaft, plumber blocks with, couplings, bolts, nuts etc for long travel arrangement complete all as specified and as directed.

Opening of electrical connection of 2 Ton capacity FLP EOT crane and removing of damaged Cross Travel/Long Travel electric drive and taking to authorized servicing agency , opening of electrical drive and replacing the burnt out phase cards, power diodes, unserviceable parts i.e. capacitors, integrated circuits, resistors, electronic transformer and reassembling the complete electric drive and bringing back to site after repairing and refixing electrical drive, connecting electrical drive and commissioning complete all as directed

All as per item No 51 above but for 10 Ton capacity crane

Disconnecting electrical connection opening of the LT panel board, disconnecting and removing the burnt out cable end termination, cutting and reterminating the cable end portions with lugs of proper size and removing the burnt out control and power wiring from the panel board, providing new wiring with suitable size copper cable and replacement of damaged burnt out connectors, fuse holders and cable lugs including cleaning of control panel, checking of all auxiliary and main power contactors, over load relays complete all as directed.

M & L for dismantling, removing , taking down the gear box assembly of main hoist for cranes capacity of 10 ton and then overhauling the gear box including replacement of worn gear wheel unit complete with new one matching to the existing size, replacement of defective oil seal, gear couplings etc and then assembling , fixing back to the system alignment, testing & commissioning of EOT Crane capacity up to 10 ton all as specified and directed by Engineer-in-charge

All as per item no 54 above but for 2 Ton capacity FLP EOT crane all as specified and directed.

Disconnecting and taking down electromagnetic thruster/Hydraulic Brake unit from the crane, shifting to work shop, dismantling all parts, replacement of unserviceable parts like Brake coil, thruster oil, assembling, shifting to existing location and fixing in a same position, complete testing the system all as directed by Eng-in-Charge.

Supply and fixing FLP control transformer copper wound 200 VA capacity and 415 volts/110 volts, including taking down the old unserviceable transformer complete all as specified and directed.

Supply and fixing FLP lighting transformer 750 VA capacity and 415 volts/220 volts, including taking down the old unserviceable transformer complete all as specified and directed.

Description of Work / Item(s)

Amount

Supply and fixing steel tubular pole, swaged, complete with cast iron base plate, finial taper plug,bolts, nuts, washer and screws including painting with two coats of of aluminium paints over one coat of red oxide primer on all exposed surfaces and tarring with black bituminous paints to portion embedded in PCC including numbering of poles with two coats of synthetic enamel paints, Type SP-31 (9 meter long) incl dismantling old u/s steel pole, complete all as specified and directed. Note - Earthwork and PCC shall be measured and paid seperately under respective items.

Supply and fixing in repairs mild steel galvanised stay assembly set complete comprising of 14mm dia, 400mm long stay bow, 1800 mm long stay rod 20mm dia, 300mm x 300mm x 6mm stay plate, thimble, GI stay wire of 7/8 SWG upto required length including loop type insulator of vitreous porcelain, small size with overall dimensions 90x140mm, clearance of hole 25.5mm, all as shown in electrical plate No.1 of MES SchedulePart 1991,incl dismantling old u/s stay assembly set, complete all as directed.

M & L in repairs for Cross arms, bracing, supports, clamps and back plate, fabricated from structural steel section including nuts, bolts, washers, welding, bending cold or hot, drilling holes for bolts, in any shape or size as directed including two coats of alminum paint over a coat of read oxide primer incl dismantling old u/s, complete all as directed.

Supply and stringing in repair ACSR conductor of any size for LT over head line as directed including fixing to insulators with proper size of Binding wire complete incl dismantling old u/s, all as specified and as directed.

Taking down Old burnt /Unserviceable 3.5 core 150 Sqmm underground XLPE Cable aluminum conductor LT 1100 V grade after disconnecting of electric connection all as specified and directed at site.

All as per ser item No 5 above but Size of cable 120 /95 Sqmm X 3.5 core

All as per ser item No 5 above but Size of cable 70/50 Sqmm X 3.5 core

All as per ser item No 5 above but Size of cable 35/25 Sqmm X 3.5 core

All as per ser item No 5 above but Size of cable 16 Sqmm X 4 core

Taking down old burnt/unserviceable service cable any type any size, after disconnecting of electrical connection all as specified and directed .

Supply laying & testing of XLPE insulated, armoured, heavy duty electric under ground cable with stranded aluminum conductor, 1100 volts grade, laid in trenches, sleeving through pipes or fixed on poles & walls or laid under floors including jointing with suitable size aluminum lugs including taking down of old unserviceable cable complete of size 150 Sqmm nominal cross section 3.5 core complete all as specified and as directed.

All as per ser item No 11 above but Size of cable 120 Sqmm X 3.5 core

All as per ser item No 11 above but Size of cable 95 Sqmm X 3.5 core

All as per ser item No 11 above but Size of cable 70 Sqmm X 3.5 core

All as per ser item No 11 above but Size of cable 50 Sqmm X 3.5 core

All as per ser item No 11 above but Size of cable 35 Sqmm X 3.5 core

All as per item No 11 above but Size of cable 25 Sqmm X 3.5 core

All as per item No 11 above but Size of cable 16 Sqmm X 4 core

Supplying and fixing 1100 volts grade,heavy duty cable with PVC insulated, aluminium conductor,served with inner sheathing of PVC tape and overall PVC Sheathed in service connection suspended flat or circular of size 2 coreX10 Sq mm confirming to IS 694:2010 with latest amendment ISI, complete all as specified and as directed. Make: Richa/Plaza/Havells.

Excavation in trenches, in soft/loose soil, n exc 1.5 m wide and n exc 1.5 m in depth; for foundation, or for shafts, wells, manholes, pier holes,cable laying, sewage/water lines etc complete all as specified and directed.

Excavation in trenches in soft/loose soil, n.exc 1.5 m wide and exc 1.50m but n.exc 3.0 m in depth for foundation or shafts, wells cesspit, manholes, pier holes,cable laying, sewage/water lines etc complete all as specified and directed

Returning, filling in, including spreading, leveling, watering and well ramming in layers n exc 25cm complete all as specified and directed.

Removing excavated material n exc 50m and depositing where directed at a level n exc 1.5m above the starting point complete all as specified and directed.

Material and labour for sand cushioning with dry river sand in trenches for cushioning of underground cable line including spreading, leveling, well ramming completed all as specified and directed.

M&L sub class B brick,well burn laid bridth-wise along the length the cable laid in trench over sand cushion,laid for ug cable protection complete all as specified and directed at site.

Supply and fixing steel tubes, galvanised, light grade, ISI marked 40 mm bore for protection of cable under floor, road and on wall complete.

Supply and fixing steel tubes, galvanised, light grade, ISI marked 50 mm bore for protection of cable under floor, road and on wall complete.

Supply, installation and testing of high intensity, Energy saving ,long range multi-functional, auto-swivel LED search light, beam range 1000 meter 1x 300 W, LED search light efficiency 160 lm/w,PF 0.95 CCT5500K-6500K, optical grade PMMA-PC lens reflector efficiency 95 % ,multiple circuit to avoid complete run down, narrow beam 5 degree die cast LM6 body with air fins constant current average lux ( in 500 mm circle) at 10 m away working volt 90 V-310 Protection from short circuit, O/L, low/High volt, working temp-20 degree C To +60 degree C quality confirming to LM79,BIS,IK07 and IP 66 ,including installation on disc of revolving mechanism with suitable for mounting of search light inside /outside of watch tower cabins Search light can be rotate one fully round around its vertical axis locked at any position manually operated, Suitable for mounting of search light on railing/platform of watch tower other plain surface. It is made by steel & suitable for manual rotation of the light on the horizontally (more than 360 ) degree ) and vertically (more than 45 degree ) with provision of both locking arrangement at desired position. The revolving mechanism is to be fully covered with weather & rust proof, installation as per OEM instruction with IP 66 degree of protection , tested by NABL approved Govt .testing laboratory as per relevant IS. Incl taking down old u/s .Make: Kalin cat No : CS-LRFLL25-PC30 or equivalent model of makes of SIGMA.

Cutting bituminous road/path for passing of elect cable through GI pipes and making good to the cut surfaces by concreating with PCC 1:3:6 to match with the adjescent surfaces complete all as dircted at site.

M & L for cement concrete 1:4:8 typr D-2 using 40 mm graded stone aggegrate in foundation, filling and mass complete all as specified and directed.

M & L for cement concrete 1:3:6 typr C-2 using 40 mm graded stone aggegrate in foundation, filling and mass complete all as specified and directed.

M & L for providing cement concrete 1:2:4 type B-1 using 20 mm graded stone aggegrate in copings to poles & the like etc including weathering,slightly rounded or chamfered angles and throating as complete all as specified and diected.

Supply , Installation, testing & Commissioning, CPRI approved factory made and tested of feeder pillar box (KIOSK) out door type, floor mounted dust and vermin proof, made out 3.15mm CRCA MS Sheet and base frame 40x40x5mm angle iron front openable type with aprons for cable entry, locking devics shall be provided for proper locking of the feeder box, dully painted using power coating suitable for 415 Volt 3 phase 4 wire , 50HZ AC supply system , necessary PCC foundation , comprising of following incoming and outgoing feeder. CONTROLS (a) MCCB 63 Amps , 16KA, 4 Pole - 01 No (Incommer) (b) MCB 32 Amps, 4 Pole -01 Nos (c) Time switch 250 Volt single phase of 20 Amps rating with contactor (d) Taggle switch -01 No (e) MCB - 06-32 Amps Sp - 01 No (f) Neutal link (g) PCC 1:3:6

Supply and fixing of Automatic Street light Switch using NATURE SWITCH for automatic switching of street lights based on LUX level of Natural light. The sensor (nature switch) along with suitable power contactor, MCB and support terminals should be enclosed in pole/wall mountable Enclosure made of rust proof , electric shock proof termite proof and FR grade special moulding compound (Sintex make SMC junction box ) conforming to IP54. The contactor MCB and circuit wiring should suitable enough to take load of 12KW equally distributed over 3-phase (4KW/Phase). Contactor rating 40 Amps(SP 3 Nos ). Wiring main load with 6sqmm copper conductor FR grade cable complete all as directed . Make:Havells cat No IHXTS0912A/ or equivalent in L&T / schnieder.

M&L for earthing complete with galvanized mild steel earth electrode plate 600 X 600 X 6 mm thick buried directly and vertically in ground connected to galvanized earth lead wire 4 mm dia by means of bolts, nuts, check nuts and washers of galvanized iron or steel all as shown in electrical Plate No 3 of MES SSR Part-I connected to main switch board or main control board all as specified and testing on completion including provision of earth wire protected by galvanized iron 15 mm bore medium grade pipe with all fittings from the earth electrode fixed along pole or wall with and including 25 x 6mm flat iron clamp, bolts, nuts and washers and watering pipe shall be 20 mm bore GI medium grade from top of the earth pit to top of earth plate electrode including all excavation and earth work in any type of soil and removal of soil upto 50 metre, PCC pit with pre-cast RCC cover with handle, charcoal/salt, funnel, CI frame etc including taking down old unsv earthing complete all as directed. NOTES:- (i) The concrete pit shall be made in PCC 1:2:4 type B-0, using 12.5 mm graded crushed stone aggregate 40mm thick precast cover slab of RCC (1:2:4), type B-1, using 20mm graded crushed stone aggregate with suitable MS handle in lieu of CI cover (ii) Item includes the cost of 7.5 metre GI pipe for protection of earth wire. Any variation in length shall be adjusted through deviation order (iii) Items includes cost of 7.5 metre earth lead wire. Any variation in length shall be adjusted through deviation order. (iv) Earth electrode shall be surrounded by adequate quantity of charcoal dust and salt to a packed thickness of 15 cm on all sides.

S&F in repair MCCB 3 Pole, 415 V, adjustable type, 125 Amps with minimum breaking capacity 16 KA incl taking down old u/s all as specified and as directed Make:L&T/Havells/C&S/Schneider/HPL

S&F in repair MCCB 3 Pole, 415 V, adjustable type, 160 Amps with minimum breaking capacity 25 KA incl taking down old u/s all as specified and as directed. Make:L&T/Havells/C&S/Schneider/HPL

M&L for preparation of old painted surface of steel tubular pole,9 meter long and applying two coats of black synthetic enamel paint (1st grade quality) up to a height of 1mtr from the ground level and two coats of aluminium paint over the remaining position of pole including cross arms, bracing, clamps etc and incl numbering of pole with back paint over the base of white circle of 150 mm Dia completed for inspection complete all as specified and directed.

M/S P R SINGH AND SONS (BID ID -3067160)

M/s PRABIR ENTERPRISE (BID ID -3071155)

M/S S. P. ENTERPRISE (BID ID -3071686)

M/s HALDER ENTERPRISE (BID ID -3072523)

M/s Lalowari Electricals (BID ID -3069592)

M/S RK Trading (BID ID -3073937)

M/s Pramillabh Construction (BID ID -3069541)

M/S P R SINGH AND SONS (BID ID -3067160)

M/s PRABIR ENTERPRISE (BID ID -3071155)

M/S S. P. ENTERPRISE (BID ID -3071686)

M/s HALDER ENTERPRISE (BID ID -3072523)

M/s Lalowari Electricals (BID ID -3069592)

M/s Pramillabh Construction (BID ID -3069541)

M/S RK Trading (BID ID -3073937)