COMPREHENSIVE MAINT OF EOT CRANES AT VARIOUS CENTERES AT NAVAL DOCKYARD UNDER GE(NW) KUNAJAI

Amount

Comprehensive repair / servicing / maintenance of electrically operated over head travelling (EOT)/ HOT Cranes at any height of following capacities comprising of hoist motor, long travel motor, cross travel motor, micro hoist, gear boxes, electrical control panel and other connected accessories installed at various works shops/ centres at Naval Dockyard Mumbai to keep the cranes operational round the clock etc complete all as specified and as directed.

0.5 to 2 Ton capacity EOT/JIB crane - 0.5 Ton - 14 , 1 Ton - 20 & 2 Ton -36 Nos Totals ( 14+20+36=70) for 11 month ( 11x70 )=770

2.5 Ton capacity EOT crane - 01 Nos for 11 month ( 11 x 1)=11

3 Ton capacity EOT crane - 24 Nos for 11 month ( 11 x24 )=264

5 Ton capacity EOT crane - 36 Nos for 11 month ( 11 x36)=396

7.5 Ton capacity EOT crane - 03 Nos for 11 month ( 11x3)=33

8 Ton capacity EOT crane - 1 Nos for 11 month ( 11x01)=11

10 Ton capacity EOT crane - 16 Nos for 11 month ( 11x16 )=176

12.5 Ton capacity EOT crane - 1 Nos for 11 month ( 11x01)=11

15 Ton capacity EOT crane - 3 Nos for 11 month ( 11x3 )=33

20 Ton capacity EOT crane - 5 Nos for 11 month ( 11x05)=55

30 Ton capacity EOT crane - 3 Nos for 11 month ( 11x03)=33

40 Ton capacity EOT crane - 3 Nos for 11 month ( 11x03)=33

Note for item No. 1 :- The scope of works cover the following :- (i) The repair/servicing / maintenance works for the EOT cranes including Hoist hook universal type shall be carried out by the trained / skilled technicians and shall conform to the standard Engineering practice / IS code and as per the standard code / norms of Government and rate quoted is inclusive of minor repairs. (ii) The cranes shall be inspected and serviced at the rate of minimum of one service per month. (iii) Attending to any break down within 24 hours and restoring the service. (iv) Insurance coverage for all technicians, workers involved in the works. (v) Record / maintain register of all maintenance carried out all as specified and as directed by Engineer-in-charge. (vi) Adherence to safety rules and regulations in respect of EOT cranes. (vii) Adherence to security rules and regulations of the Naval Dockyard, Mumbai (viii) A list of makes / brands of spares / materials to be incorporated in the works shall be got approved immediately after getting the work order. (ix) All tools, instruments and plants required for carrying out the above works shall be provided by the contractor.

Supply and filling hydraulic Gear oil 90W/40 suitable for EOT cranes. Bharat Petroleum/Castrol/Servo or equivalent

Supply and installation GI shrouded conductor (Pin type joint) with PVC sleeves joint covers 4 mtr long any colour complete all as specified and directed.

Supply and installation Nylon hanger clamp with MS harware orange or any colour single pole complete all as specified and directed.

M&L for preparation of old painted steel surfaces of EOT cranes at any height consisting of girders and end carriages, trolleys and hoist with motors, gear box or wheels, electric panel boards and resistance box, rope pulley, CT rails, platform, sheave block with hook etc and applying two coat of synthetic enamel paint for 0.5 to 5 Ton capacity EOT cranes complete all as specified and as directed.

All as per item No 5 here-in-before but 6 to 10 Ton

All as per item No 5 here-in-before but 11 to 20 Ton

All as per item No 5 here-in-before but 21 to 40 Ton

M&L for dismantaling, removing, taking down carefully the gear box assembly of main hoist of cranes of capacity 0.5 to 5 tons and overhauling the gear box incl replacement of worm gear wheel unit complete with new, matching with existing, replacement of defective bearings, oil seal, gear couplings etc and reassembling the gear box, incl fixing back to the system alignment with complete testing and commissioning of EOT crane all as specified and as directed.

All as per item No 09 here-in-before but 6 to 10 Ton

All as per item No 09 here-in-before but 11 to 20 Ton

All as per item No 09 here-in-before but 21 to 40 Ton

Supply & fixing crane control cable 19 core FLP PVC insulated tinned copper braided PVC sheathed flexible cable 1100 V 1.5 Sqmm size complete all as specified and as directed .

Supply, laying, connecting and testing flexible PVC insulated multistranded 1100V grade copper conductor unarmoured cable of size 3 core 1.5 Sqmm as per IS 7098 (Part-I) 1988 including removing of old unserviceable cable etc., complete all as specified and as directed

All as per item No. 14 here in before, but of size 4 core 6 Sqmm

All as per item No. 14 here in before, but of size 4 core 10 Sqmm

All as per item No. 14 here in before, but of size 4 core X 4 sqmm

All as per item No. 14 here in before, but of size 4 core X 1.5 sqmm

All as per item No. 14 here in before, but of size 3 core X 2.5 sqmm

Supply & fix in repair MS powder coated 2.0mm thickness pendant push button panel with push button complete suitable for Crane of size 45cmX15cmX8cm all as per existing at site all as specified and as directed.

Supply and fix in repairs crane side track rollers by dismantling old existing by proper supports and testing of rolling for long travel all as per existing at site .

Supply and fix in repairs Crane LT bearing including removing of existing old unserviceable bearing of any type or make as under and testing all as specified and as directed.

LT Bearing No 6307 zz

LT Bearing No 6308 zz

Taking down old unserviceable VFD drive power module from crane control panels and supply and fix new 8 to 10 KW, VFD drive power module suitable for existing capacity of motor load for cranes all as specified and as directed. Any change in the control panel including control wiring will be included in the quoted rates.

Taking down old unserviceable VFD drive power module from crane control panels and supply and fix new 12 to 15 KW, VFD drive power module suitable for existing capacity of motor load for cranes all as specified and as directed. Any change in the control panel including control wiring will be included in the quoted rates.

Taking down old unserviceable VFD drive power module from crane control panels and supply and fix new 15 to 20 KW, VFD drive power module suitable for existing capacity of motor load for cranes all as specified and as directed. Any change in the control panel including control wiring will be included in the quoted rates. Make : yaskawa/ Siemens or equivalent as approved by GE.

M&L for taking down defective slip ring/squirrel cage 8 HP to 10 Hp induction motor of 3 phase 415 volts and rewinding with same gauge super enameled copper winding wire, re-insulating, varnishing, servicing, reassembling and re-installing to its original position including testing and commissioning complete all as specified and as directed. Note: The unit rate quoted is deemed to include for electrical disconnecting, dismantling of motor,transportation to workshop,repairing & re-installation in position.

All as per item No.26.00 here in before, but for 5 hp to 7.5 hp motor

All as per item No.26.00 here in before, but for 1 hp to 3 hp motor

Taking down the following unserviceable parts of EOT crane of 0.5 Ton to 3 Ton capacity and S&F new parts of same make and capacity as per existing, complete all as specified and as directed.

Hoist rotary limit switch.

Brake drum with key groove

Electro magnetic brake

Thrustor brake for the hoist.

LT rotary type ON/OFF switch

Break liner metallic type (set of two).

Taking down the following unserviceable parts of EOT crane of 4 Ton to 10 Ton capacity and S&F new parts of same make and capacity as per existing, complete all as specified and as directed.

Hoist/traverse rotary limit switch.

Brake drum with key groove

Electro magnetic brake

Thrustor brake for the hoist.

LT rotary type ON/OFF switch

Break liner metallic type (set of two).

Taking down the following unserviceable parts of EOT crane of 12.5 Ton to 30 ton capacity and S&F new parts of same make and capacity as per existing, complete all as specified and as directed.

Hoist rotary limit switch.

Brake drum with key groove

Electro magnetic brake

Thrustor brake for the hoist.

LT rotary type ON/OFF switch

Break liner metallic type (set of two).

Taking down the following unserviceable parts of EOT crane of 40 to 60 Ton capacity and S&F new parts of same make and capacity as per existing, complete all as specified and as directed.

Hoist rotary limit switch.

Brake drum with key groove

Electro magnetic brake

Thrustor brake for the hoist.

LT rotary type ON/OFF switch

Break liner metallic type (set of two).

Carry out load and deflection test at 100 % full load with necessary instruments on hoisting, LT/CT for checking the performance of the cranes as directed by the Engineer In Charge for following capacity EOT crane Notes : (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 certificate . (ii) The load required for the testing and necessary transportation , will be arranged by the contractor at the location of testing and the quoted rates are deemed to be the above.

0.5 to 3 Ton capacity EOT cranes Totals 0.5 Ton - 14 Nos, 1 Ton-20 Nos ,2 Ton- 36 2.5 Ton - 01 Nos & 3 Ton-24 Nos) (Totals 14+20+36+1+24= 95 Nos)

5 to 10 Ton capacity EOT cranes ( Totals 5 Ton - 36 Nos, 7.5 Ton- 3 Nos, 8 Ton-1 Nos & 10 Ton-16 Nos (36+3+1+16=56 Nos )

12.5 Ton to 30 Ton capacity EOT crane (Totlas 12.5 Ton- 1 Nos , 15 Ton- 3 Nos, 20 Ton-5 Nos & 30 Ton-3 Nos (G/Totals 1+3+5+3= 12 Nos)

40 Ton capacity EOT crane -3 Nos (G/Totals= 4 Nos)

Supply & Fix MCCB 250 Amps, 4 pole, 36 KA rating adjustable thermal and adjustable magnetic setting complete all as specified and as directed.

Supply & Fixing Anxillary contactor for all motions upto 12 to 16 Amps.

Supply & fixing Over load relay 12 to 25 Amps

Supply & Fixing relay type timer 10 to 30 seconds

Supply & Fixing Kitkat fuse 6 to 32 Amps

S&F new festoon roller bearing for 20 ton to 40 Ton capacity crane including taking down existing unserviceable roller complete all as specified and as directed.

S&F 3 pole power contactor 70 Amps including taking down existing unserviceable contactor complete all as specified and as directed.

S&F 3 pole power contactor 45 Amps including taking down existing unserviceable contactor complete all as specified and as directed.

S&F 3 pole power contactor 16 Amps including taking down existing unserviceable contactor complete all as specified and as directed.

S & F safety buzzer 250W including taking down existing unserviceable buzzer complete all as directed.

Hoist hook universal type suitable for 10 ton to 20 ton capacity as per existing including renewal of wornout bearing complete all as specified and as directed.

All as per item No73 here in before, but of capacity upto 5 tonns

S&F in repair/replacement of Brake Linear Shoe suitable for capacity as per existing EOT Crane, complete all as specified and as directed.

S&F in repair/replacement of Micro Clutch Plate suitable for capacity suitable for EOT crane capacity upto 5 Ton as per existing EOT Crane, complete all as specified and as directed.

S&F in repair/replacement of Micro Clutch Plate suitable for capacity suitable for EOT crane capacity upto 7.5 Ton to 20 Ton as per existing EOT Crane, complete all as specified and as directed.

S&F in repair/replacement of Micro Clutch Plate suitable for capacity suitable for EOT crane capacity upto 30 Ton to 40 Ton as per existing EOT Crane, complete all as specified and as directed.

S&F in repair/replacement of Control Transformer suitable for capacity as per existing EOT Crane, complete all as specified and as directed.

Supply and fixing in replacement of induction motor 3 phase 415 volts fixed at EOT crane of capacity 5 HP complete all as specified and directed.

Supply of control Panel box with Installation , Testing & commissioning accessores like as cables, PVC Channesl, Lugs, terminals, Dinrails and Hardware's for 0.5 Ton to 20 Ton EOT Crane complete all as specified and as directed.

Comprehensive repair / service / maintenance of electrically operated head wall cargo lift hydraulic lift of 10 Ton capacity comprising of hoist motor for proper functioning, long travel motor, cross travel motor, micro hoist, gear boxes, electrical control panel, checking bearing temp and noise, check leakages between hydraulic hoses, fastening of all nuts and bolts, maintanance of door ramp and external fittings and other connected accessories to keep the door operational round the clock complete all as specified and as directed. Total -02 Nos. Note: (i) The servicing will be done by OEM or authorised rep of OEM and certificate in this regard shall be submitted alongwith RAR/FB (ii) A panelty of Rs 2000/- per month will be imposed in case of non attendant of lift. (iii) Replacement of any minor spare parts required will be included in the quoted rates. (iv) The technician must attend during the docking and undocking. (V) The tenderer shall visit the site of work with prior permission of GE and ascertain the actual make, model of plant/eqpts and conditions of the plants and scope of work. Make and size of items of spares of crane shall be of same size and make of existing cranes.

Dinesh Engineering Enterprises (BID ID -3510480)

shakti engineering and electrical works (BID ID -3510473)

cooltech engineering services (BID ID -3510923)

Shree Ayyappa Engineering (BID ID -3510897)