REPAIRS AND MAINTANENCE OF OH CRANES AND OTHER CONNECTED ITEMS IN TECHNICAL AREA OF ARMY STATION AND AF STATION UNDER GE AVADI

Amount

M&L for comprehensive repair / service / maintenance of electrically operated over head travelling (EOT) cranes floor operated comprising of hoist motor, long travel motor, cross travel motor, micro hoist, gear boxes, electrical control panel and other connected accessories installed at various workshops at Ordnance Depot, EME Workshops, loading / unloading bays at Ordnance Depot, EME Workshops & Air force station including keeping the cranes operational round the clock of the following capacity complete all as specified and as directed by Engineer-in-Charge.

EOT crane of 2.0 Ton capacity at CVD EME Workshop ("B" Vehicle repair), SM No-11057

EOT crane of 2.0 Ton capacity at CVD EME Workshop ("B" Vehicle repair), SM No-11058

EOT crane of 5.0 Ton capacity at CVD EME Workshop ("B" Vehicle repair), SM No-11060

EOT crane of 5.0 Ton capacity at af Technical Area

EOT crane of 10.0 Ton capacity at CVD EME Workshop ("B" Vehicle repair),SM No-11056

EOT crane of 50.0 Ton capacity at Vehicle Depot shop at P-29 OD Avadi, SM No-214048

Note for BOQ Items No. 1.01 to 1.05:-

The scope of comprehensive maintenance comprises the following and shall be read in conjunction with particular specifications here-in-after and rate quoted shall deemed to be include for the same :-

(i) The repairs / servicing / maintenance works for EOT cranes including hoist hook universal type shall be carried out by trained / skilled technicians and shall conform to standard Engineering practice / code and as per the standard code / norms of Government and the rated quoted is inclusive of minor repairs / spare parts.

(ii) The cranes shall be inspected and serviced at the rate of minimum of one service per month.

(iii) Attending to any breakdown within 24 hours and restoring the service.

(iv) The services shall include periodical cleaning, greasing,oiling and thorough inspection of various system/ parts, brakes, hoist wire ropes, rail alignment, DSL current collectors, bus bars, tightening of bolts, nuts, electrical terminals etc., and ensure their stability and proper function and safety.

(v) Replacement of gear oil grade 90/140 once in a contract period as and when directed by Engineer-in-Charge.

(vi) Insurance coverage for all technicians, workers involved in the works

(vii) Record / maintain register of all maintence carried out, spares replaced etc all as specified and directed

(viii) Adherence to safety rules and regulations in respect of EOT cranes.

(ix) Adherence to security rules and regulations of the Ordnance Depot.

(x) A list of makes / brands of spares / materials to be incorporated in the works shall be got approved immediately after receiving the work order.

(xi) All tools, instruments and plants required for carrying out the above works shall be provided by the contractor.

(xii) All consumables like cotton waste, grease etc. (but excluding wire rope compound, gear box oil, hydraulic gear oil, transformer oil which shall be measured and paid for separately under relevant item) required for the maintenance of the EOT cranes shall be provided by the contractor and quoted rate shll be inclusive for the same.

M&L for apply of wire rope compound for EOT Crane Make :Indian Oil/any approved ISI make.

M&L for Inspection of EOT cranes by any Central /State Govt Approved Safety authorities and testing on load for proper function and safety all as per standard testing procedure laid down and submission of test certificate in triplicate of the following capacity complete all as specified and as directed by Engineer-in-Charge. Note:- Load upto 50 Ton for testing of OHT cranes shall be arranged by the contractor and quoted rate shall be inclusive for the same . Nothing extra shall be allowed.

EOT crane of 2.0 Ton capacity at CVD EME Workshop ("B" Vehicle repair), SM No-11057

EOT crane of 2.0 Ton capacity at CVD EME Workshop ("B" Vehicle repair), SM No-11058

EOT crane of 5.0 Ton capacity at CVD EME Workshop ("B" Vehicle repair), SM No-11060

EOT crane of 5.0 Ton capacity located in ETB sec AF area

EOT crane of 10.0 Ton capacity at CVD EME Workshop ("B" Vehicle repair), SM No-11056

EOT crane of 50.0 Ton capacity at Vehicle Depot Workshop at P-29 OD Avadi, SM No-214048

M&L for removing the following unserviceable parts of EOT crane of 50.0 Ton capacity and S&F new parts of similar make any type etc complete all as specified and as directed. Model No: SM No-214048 OD Avadi.

Hoist rotary limit switch.

Thruster brake 18 kg torque for hoist

LT rotary type On/Off switch, 100 Amp

Brerak liner metallick type 6mm of 400 mm dia (Set of two)

Steel wire rope 22 mm thick structure 6/37 inner fibre strands.

S&F in repairs MCCB 250 Amps, 4 Pole, 36ka rating adjustable thermal and adjustable magnetic setting complete ass as specified. Make: Siemens/Schneider.

S&F in repairs 10 way push botton handing type pendent box suitable for operation of OH Crane complete all as specified and as directed. Make: Speed-O-Control

M&L for carry out maintenance to longitudinal motion DSL (Down shop lead) system by dismantling the clamps at 15 metre height ,carry out cleaning the busbars with CTC solutions, refixing clamps and replacing and replacing the damaged clamps (approx 100 Nos) of same size and material ,removing and relacing the unserviceable current colloctor shoe of 4 Nos in DSL systems and testing for satisfactory operation complete all as specified and as dircted. Make :safeling or equivalent ISI marke.

S&F in repairs Auxillary contractor for all motion upto 12 to 16 Amps

S&F in repairs rail type timer 10 to 30 seconds .Make: selctron

Supply laying connecting and testing flexible PVC insulated multistranded 1100 V grade copper conductor unarmoured cable of size 4 core 6 sqmm as per IS 7098 (Part-I) 1988 or latest as applicable (from DSL to incomming of pannel) including removing of old unserviceable cable etc complete all as specified and as directed.

M&L for replacement of 4 Sqmm, 4 core PVC unsheathed copper conductor cable complete all as specified as as directed.

M&L for replacement of 2.5 Sqmm, 4 core PVC unsheathed copper conductor cable complete all as specified and as directed.

S&F 6mm dia GI Chain for festoon trolly complete all as specified and as directed.

M&L for alignment of longitudinal travel rail and cross travel rail at an height of 15 metre form ground level by removing rail assembly of 90 LPS, griding, welding including providing necessary accessories/spares such as bolts, nuts, cup rail clamps of required Nos, rubber packing etc and refixing in its original position and testing for noise free and smooth clamps of required Nos, rubber packing etc and refixing in its original position and testing for noise free and smooth functioning of LT & CT motion complete all as speficied and as directed.

M&L for taking down the following capacity of defective slip ring/squirrel gauge induction motor of 3 phase 415 volts and rewinding the same witth same gauge super enamelled copper winding wire, re-insulating, varnishing, servicing, re-assembling and re-installing to its original position including testing and commissioning coplete all as specified and as directed.

20 HP, 3 Phase of hoisting motor.

7.5 HP motor, 3 Phase

5.0 HP motor, 3 Phase

3.0 HP motor, 3 Phase.

1 HP motor, 3 Phase.

S&F in replacement of festoon roller bering for 50 Ton capacity crane complete all as specified and as directed.

S&F 3 pole power contractor type MNX 70 Amps complete all as specified and as directed

S&F in replacement 3 pole power contactor type MNX 45 Amps complete all as specified and as directed.

S&F in replacement LED lamps 50 watt at day light complete including taking down existing unserviceable lamp all as spefified and as directed.

S&F in replacement 3 Pole power contactor type MNX 9 Amps complete all as specified and as directed.

S&F in replacement of hoist pendulam switch complete all as specified and as directed.

M&L for preparation/scrapping of old painted steel surface of EOT cranes consisting of dirgers and end carriages, trolleys 25 metre span for LT/CT and hoist with motors, gear box or wheels, electric panel boards and resistance box, CT rails, platform sheave block with hook etc and applying two coats of synthetic enamel paint for 50 Ton capacity EOT cranes complete all as specified and directed. Note :(a) All T&P for painting of crane at any height shall be arranged by the contractor without any exta amount (b) Paint ing shall l be done only through spray painting machine.

All as per item No 22 above but for 10.0 Ton

All as per item No 22 above but for 5.0 Ton

All as per item No 22 above but for 2.0 Ton

S&F in replacement of water proof DSL indicator LED lamp 15 watt with covered metal box complete all as specified and as directed.

Taking down the following unserviceable parts of EOT crane of 10.0 Ton capacity and S&F new parts of similar make and type etc complete all as specified and as directed.

Power contactor 3 phase 415 volts, 50 hz of size ML-3

Auxilary contactor 16 Amps

Overload relay Bimetal type 25 Amps to 6 Amps Make: BCH

All as per item No 34 above but for pneumatic timer 0 to 60 seconds, Make BCH

Eletro magnetic brake coil for suitable size 200 mm dia set of 02 Nos

DSL carbon bush bar type (Set of 4 Nos)

Electromagnetic brake unit 150mm dia for LT motion Make: Speed-O-Control.

Taking down the following unserviceable parts of EOT crane of 5.0 Ton capacity and S&F new parts of similar make and type etc complete all as specified and as directed.

Power contactor 3 phase 415 volts, 50 hz of size ML-3 / MN-9

Auxiliary contactor 16 Amps

Overload relay Bimetal type 1.5 Amps to 6 Amps Make: BCH

Pneumatic timer 0 to 60 seconds Make: BCH

Eletro magnetic brake coil for suitable size 200 mm dia set of 02 Nos

Hoist hook universal type with bearing

DSL carbon bush knife type

Hoist rotary type limit switch

Thruster brake 18 Kg torque Make: Speed O Control

Taking down the following unserviceable parts of EOT crane of 2.0 Ton capacity and S&F new parts of similar make and type etc complete all as specified and as directed.

Power contactor 3 phase 415 volts, 50 hz of size ML-3

Auxiliary contactor 16 Amps

Overload relay Bimetal type 25 Amps to 6 Amps Make: BCH

Pneumatic timer 0 to 60 seconds Make: BCH

Eletro magnetic brake coil for suitable size 200 mm dia set of 02 Nos

Hoist hook universal type with bearing

M&L for repairing / servicing of main power receiving panel for 2.0 ton capacity EOT crane including replacement of the following unserviceable items complete all as specified and as directed. Make : Siemens/BCH/LT/TC(C&S) (a) Auxiliary contactor 16 Amps- 04 Nos (b) Main contactor ML-3-01 No (c) Timer (BCH) 0.5 to 60 seconds - 02 Nos (d) Transformer 415 volts, 3 outgoing - 215, 110 & 24 volts-01 No (e) Rotary type switch ON-OFF 63 Amps (f) Kit Cat fuse set complete-07 Nos (g) Over load relay 4 to 8 Amps- 03 Nos (h) Rail connector - 30 Nos (j) Rotary type swith ON-OFF 6.0 Amps-03 Nos (k) Panel indication lamps with color (RYB) -03 Nos (l) Painting with two coat of synthetic enamel paint over a coat of primer only spare parts. (m) Complete panel wiring with 1.5 sqmm strandard copper conductor cable complete.

M&L for Repairing / servicing of main power receiving panel for 5.0 ton capacity EOT crane including replacement of the following unserviceable items complete all as specified and as directed. Make : Siemens/BCH/LT/TC(C&S) (a) Auxiliary contactor 32 Amps- 04 Nos (b) Main contactor ML-3-02 Nos (c) Timer (BCH) 0.5 to 60 seconds - 06 Nos (d) Transformer 415 volts, 3 outgoing - 215, 110 & 24 volts-01 No (e) Rotary type switch ON-OFF 63 Amps (f) Kit Cat fuse set complete-12 Nos (g) Over load relay 4 to 8 Amps- 03 Nos (h) Rail connector - 60 Nos (j) Rotary type swith ON-OFF 6.0 Amps-03 Nos (k) Panel indication lamps with color (RYB) -03 Nos (l) Painting with two coat of synthetic enamel paint over a coat of primer only spare parts. (m) Complete panel wiring with 1.5 sqmm strandard copper conductor cable complete.

M&L for replacement of panel transformer 415 Volts incomming, 3 Nos outgoing 215 Volt/110 Volt / 24 Volt complete all as specified and as directed.

S&F in repairs MCCB 400 Amps, 4 Pole 50 KA rating adjustable thermal and adjustable magnetic setting complete all as specified and as directed. Make : Siemens/ Schneider or equivalent.

M&L for replacement of V type safeline heavy conductor DSL bus bar, 100 Amp, 4 line (RYB & N) complete with all acessories all as specified and as directed.

M&L for replacement of steel wire 12mm thick structure 6/19 inner fibre strands. Make : Usha Martin

M&L for replacement of steel wire 10mm thick structure 6/19 inner fibre strands. Make : Usha Martin

M&L for replacement of steel wire rope of 16mm thick structure fibre strands. Make : Usha Martin

Supply and replace hydraulic gear oil suitable for EOT cranes

Supply and replace transformer oil suitable for EOT cranes

M&L for earthing complete with copper earth plate electrode of size 60cmx60cmx3.15mm thick buried in ground vertical to a depth not less than 2.25 metre deep below ground level with top edge of plate not less than 1.5 metre below normal ground level connected to copper strip of size 20x3 mm and 40 mm dia bore 7.5 metre long light grade GI protection pipe for earth strip and GI watering pipe 40 mm dia medium grade from the top edge of earth plate fixed with deep cut on one end of pipe and fix from earth plate up to one feet above ground level of other end and plugged watering pipe at top with MS cap and grouted in PCC 1:2:4 of size 30cm x 30cm x 30cm and 15 cm alternate layer of charcoal and salt around all sides of earth plate all as shown in electric plate No. 3 of SSR Part-I of 2009. Note : All joints either strip to strip or strip to earth plate are fixed with welded joints.

M&L for replacement of 1.5 Sqmm, 19 core PVC unsheathed copper conductor cable suitable for push botton pendent box complete all as specified and as directed

M&L for replacement of 4.0 Sqmm, 4 core PVC unsheathed copper conductor cable complete all as specified and as directed

Taking down the existing LT drive type gear box of 5 Ton capacity EOT crane removing from LT coupling and LT break and removing the motor and open the gear box body and taking out the damaged gas cuts, oil seals and worn out ball bearings arresting the oil leakage and refilling with new gear box oil 90' grade, including re-assembling the gear box in its position all as directed by Engr-in-charge.

M&L for replacement of 12 way push button handing type pendent box suitable for operation of OH Crane complete all as specified and as directed. Make :Speed-O-Control

S&F MCCB 100 Amps , 4 Pole, 25 KA rating adjustable thermal and adjustable magnetic setting complete all as specified . Make:- Siemens/ Schneider or equivalent.

M&L for preparation/ screapping of old painted steel surface of EOT cranes consisting of dirgers and end carriages, trolleys 15 metre span for LT/ CT and hoist with motors, gear box or wheels, electric panel boards and resistance box , CT rails, platform sheave block with hook etc and applying two coat of synthetic enamel paint for 5 Ton capacity EOT cranes complete all as specified and as directed. Note : All T&P for painting of crane at any height shall be arranged by the contractor without any extra amoun t(ii) Painting shall be done only through spray painting machine.

M&L for apply of wire rope compound for EOT Crane Make :- Indian Oil/ any approved ISI make.

M&L for replacement of steel wire rope 6mm thick of pendent box hanging type including with accessorites complete all as specified and as directed. Note : The tenderer shall visit the work site with prior permission of GE and ascertain the actual make model of plant /equipment and conditions of the plants and scope of work etc before quoting the tender .

P S G CONSTRUCTIONS (BID ID -3278762)

Sathyam engineering (BID ID -3281872)