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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹14.6 CrAccepted-AOC | ₹14.6 Cr | L1 | Accepted-AOC Being Lowest and reasonable |
| 2 | L2₹16.7 CrRejected-Finance | ₹16.7 Cr | L2 | Rejected-Finance Being NOT Lowest |
| 3 | L3₹17.1 CrRejected-Finance | ₹17.1 Cr | L3 | Rejected-Finance Being NOT Lowest |
| 4 | L4₹17.2 CrRejected-Finance | ₹17.2 Cr | L4 | Rejected-Finance Being NOT Lowest |
| 5 | L5₹17.4 CrRejected-Finance | ₹17.4 Cr | L5 | Rejected-Finance Being NOT Lowest |
Tender Value
Refer Docs
EMD Value
₹11.8 L
Closing Date
24 Mar 2021, 6:00 pmClosed
HQ CHIEF ENGINEER BHOPAL ZONE, BHOPAL
HQ CHIEF ENGINEER BHOPAL ZONE, BHOPAL
PROVN OF OTM ACCN FOR AD REGT (SP) WKSP AT JHANSI
2019_MES_291818_3
CEBZ/JHA/TOKEN/05 OF 2019-20
Open Tender
Civil Works
749 days
JHANSI
As per NIT
4 documents required · 4 mandatory
₹3,000
Yes
GE Jhansi
₹11.8 L
Yes
5 Apr 2021
26 Feb 2021
27 Mar 2021
26 Feb 2021
24 Mar 2021
12 Mar 2021
Amount
Note:-(i) Please refer schedule 'A' notes before quoting the tender. (ii) Amount of Schedule of credit shall be deducted off line by the department.
GENERAL SUMMARY
Lump sum price worked out by the contractor for BUILDING WORK as listed in Schedule ‘A’ Part- I (Ref prepriced schedule attached seperately)
Lump sum price worked out by the contractor for INTERNAL WATER SUPPLY AND HOT WATER SUPPLY as listed in Schedule ‘A’ Part- II (Ref prepriced schedule attached seperately)
Lump sum price worked out by the contractor for INTERNAL ELECTRIFICATION as listed in Schedule ‘A’ Part- III (Ref prepriced schedule attached seperately)
Lump sum price worked out by the contractor for EXTERNAL WATER SUPPLY as listed in Schedule ‘A’ Part- IV (Ref prepriced schedule attached seperately)
Lump sum price worked out by the contractor for EXTERNAL ELETRIC SUPPLY as listed in Schedule ‘A’ Part- V (Ref prepriced schedule attached seperately)
Lump sum price worked out by the contractor for ROAD, PATH & CULVERT as listed in Schedule ‘A’ Part- VI (Ref prepriced schedule attached seperately)
Lump sum price worked out by the contractor for SECURITY/ COMPOUND WALL/ FENCING AND GATE as listed in Schedule ‘A’ Part- VII (Ref prepriced schedule attached seperately)
Lump sum price worked out by the contractor for AREA DRAINAGE as listed in Schedule ‘A’ Part-VIII (Ref prepriced schedule attached seperately)
Lump sum price worked out by the contractor for SEWAGE DISPOSAL as listed in Schedule ‘A’ Part- IX (Ref prepriced schedule attached seperately)
Lump sum price worked out by the contractor for EXACAVATION, EARTH WORK & SITE DEVELOPMENT as listed in Schedule ‘A’ Part- X (Ref prepriced schedule attached seperately)
INTERNAL WATER SUPPLY/ HOT WATER SUPPLY
All as per BOQ Serial item No. 3.02 & 3.03 above but 200 LPD having solar flat plate collector 02 Nos and insulated SS hot water storage tank of 200 ltr capacity 01 Nos complete all as specified and directed.
Supply and fixing MCB, 20 Amps, SPN, 10 KA rupturing capacity, c-curve, IS-8828 and fixing in DB complete all as specified and directed.
3.07 & 3.08 BLANK
Fabrication of stand and ladder arrangements for cold water storage tank using MS angle pretreated and stove enammeled with black colour paint of Size 50 x 50 x 6 mm thick, MS base plate, etc with and including applying one coat red oxide primer over two coats of synthetic enamel paint complete all as specified and directed.
S&F health faucet Abs body with 1 Mtr long easy flexible tube in chrome finish and wall hook complete all as specified and directed.
S&F Angle valve CP, fancy type, cast copper alloy (ISI marked), chromium plated screwed down, high pressure with crutch or butterfly handle screwed both ends for iron pipe or for brass/union ferrule and fixed for 15 mm bore pipe complete all as specified and directed.
S&F Fancy type long nose bib tap, cast capper alloy (ISI Marked) with crutch or butterfly handle, chromium plated, screwed down, screwed for iron pipe of brass and fixed for 15 mm bore pope complete all as specified and directed.
INTERNAL ELETRIFICATION NOTE:- For items of internal Electrifications notes given at the beginning of Sch ‘A’ Part-III (internal Electrification) on sl. page no. 32 shall also be applicable.
M&L for Point wiring using approved colour coding as per IS (Red, Black and Green for single phase circuits), with multi-stranded copper conductor 1.5 Sq. mm nominal cross-sectional area, single core, PVC insulated and unsheathed FRLS cable 1100 volts grade, ISI-694 marked with valid CML No., drawn in and including medium grade, rigid PVC concealed conduit and conduit accessories concealed in wall/roof/floor etc, ISI marked with valid CML No.(IS-9537-1983 for conduits and IS:3419:1976 for conduit accessories), in mild steel/pressed steel sunken boxes( with earth dolly) with and including of 03mm thick bakelite, laminated hylem sheet top cover of suitable size for fixing of switches, sockets and fan regulators etc, including PVC insulated multi-stranded copper conductor 1.5 Sq mm nominal cross sectional area single core FRLS cable as earth continuity conductor to common earth and connecting to earth dolly complete all as specified and directed for:-
One light point controlled by one 5/6 amps one way switch
One fan point controlled by one 5/6 amps one way switch & one fan regulator.
One Socket outlet, three/five pin, 5 Amp, controlled by one 5/6 amps one way switch or switch/socket combination 5 amps, 5 pin. on independent board
One Socket outlet, three/five pin, 5 Amp, controlled by one 5/6 amps one way switch or switch/socket combination 5 amps, 5 pin. on the same board with other switches, sockets, fan regulators, etc.
One exhaust fan point controlled by one 5/6 amp switch.
Bell/Buzzer points controlled by one 5/6 Amps bell push.
One light point controlled by two two way switches 5/6 Amps point
Two light point controlled by one 5/6 Amps switch
M&L for Point wiring using approved colour coding as per IS (Red, Black and Green for single phase circuits), with multi-stranded copper FRLS conductor 2.5 Sq. mm nominal cross-sectional area, single core, PVC insulated and unsheathed cable 1100 volts grade, ISI-694 marked with valid CML No., drawn in and including medium grade, PVC concealed conduit and conduit accessories concealed in wall/roof/floor etc, ISI marked with valid CML No.(IS-9537-1983 for conduits and IS:3419:1976 for conduit accessories) with and including MS/pressed steel sunken box (with earth dolly) with and including 03mm bakelite, laminated hylem sheet top cover of suitable size, including PVC insulated multi-stranded copper conductor 2.5 Sq mm nominal cross sectional area single core cable as earth continuity conductor to common earth and connecting to earth dolly complete all as specified and directed at site for the one 3/5 pin amps 15/16 Amp socket outlet independent complete all as specified and directed.
M&L for point wiring using approved colour coding as per IS (Red, Black and Green for single phase circuits), with multi-stranded copper FRLS conductor 4.0 Sq. mm nominal cross-sectional area, single core, PVC insulated and unsheathed cable 1100 volts grade, ISI-694 marked with valid CML No. drawn in and including medium grade, PVC concealed conduit and conduit accessories concealed in wall/roof/floor etc, ISI marked with valid CML No.(IS-9537-1983 for conduits and IS:3419:1976 for conduit accessories), , including PVC insulated multi-stranded copper conductor 4.0 Sq mm nominal cross sectional area single core cable as earth continuity conductor to common earth and connecting to earth dolly complee all as specified and directed at site for the one 3/5 pin 15/16 amps socket outlet independent complete all as specified and directed. NOTE: Sheat Metal enclosure with switch & sockets will be measured & paid separetly.
Supply, fixing and testing ceiling fan of 1400mm sweep, 240 Volts, single phase, 50 Hz, 3 blades, double ball bearing, 5 star BEE rating connection up complete with and including three core flexible PVC insulated multi stranded copper conductor cable of size 0.5 sqmm from ceiling rose / connector, including extra GI / MS pipe down rod, as per site requirement (approximate length 01 Mtr) complete all as specified and directed.
Supply and fixing ceiling fan regulator electronic step type 240 Volts, 50Hz, 100W, ISI marked with valid CML No. and connecting up complete all as specified and directed.
Supply and fixing telephone socket multipurpose for telephone complete all as specified and directed.
Supply fixing and testing exhaust fan electric single phase AC 240 Volts 50 HZ supply heavy duty corrosion resistant of 450 mm sweep size , 950/900 RPM , aluminium pressure die cast motor powder coated paint finished , light weight heavy duty , double ball bearing ,with louvers and connecting including provision 3 core flexible PVC insulated multi stranded copper conductor of size 0.5 Sqmm from ceiling rose/connector to fan incl four Nos of 50mm long MS fastners with nuts and washer for fixing the frame complete all as specified.
Supply and fix fresh air fan 250mm sweep size 220V, 50Hz noiseless, light in weight, rust proof body and blade, including nut and washer 1280 RPM with louvers and connecting including provision 3 core flexible PVC insulated multi stranded copper conductor of size 0.5 Sqmm from ceiling rose/connector to fan including four Nos of nuts, bolts and washer for fixing the frame complete all as specified.
Supply & Fixing of LED tube light wall / ceiling mounting, minimum capacity of 1 x 20W LED box type batten with retrofit tube rod with system lumens with system efficacy > 115 Lm /W at System level (including the driver loss) . The Luminaire should have Cool day light color temp of 6500 K CRI> 80. Life 40,000 burning hours with 70% lumen maintenance . PF > 0.95 Surge protection of > 2 KV. All the photometrical and electrical parameters must be supported by LM 79-80 test report from NABL, Accredited Lab OR UL Switching cycle of 50,000 times, lamp starting time is not more than one sec. The LED tube light confirms to applicable IS 10322/EN 60598. Housing of Batten should be made from single piece powder coated CRCA sheet steel.complete all as specified and directed. Notes: 1. Warranty for replacement of each LED shall not be less than 05 years from the date of purchase. 2. Date of Purchase shall be marked on each fixture with permanent marker for redeeming warrenty benifits.
Supply & Fixing of LED tube light wall / ceiling mounting, minimum capacity of 2 x 20W LED box type batten with retrofit tube rod with system lumens with system efficacy > 115 Lm /W at System level (including the driver loss) . The Luminaire should have Cool day light color temp of 6500 K CRI> 80. Life 40,000 burning hours with 70% lumen maintenance . PF > 0.95 Surge protection of > 2 KV. All the photometrical and electrical parameters must be supported by LM 79-80 test report from NABL, Accredited Lab OR UL Switching cycle of 50,000 times, lamp starting time is not more than one sec. The LED tube light confirms to applicable IS 10322/EN 60598. Housing of Batten should be made from single piece powder coated CRCA sheet steel.complete all as specified and directed. Notes: 1. Warranty for replacement of each LED shall not be less than 05 years from the date of purchase. 2. Date of Purchase shall be marked on each fixture with permanent marker for redeeming warrenty benifits.
Supply and fixing of surface mounted with tile edge profile minimum 40W Square LED, 2' x 2', 220V, 50Hz Power factor>0.95 surge protection, colour temperature 6500K, lumens 4400, White powder coated CRCA housing with LEDs. Seamless front frame with white coloured flat acrylic cover with electronic drive including testing & commissioning on completion with complete in all respect all as specified and directed.
Supply and Fix LED lamp 6/9W, Pin type B 22, 230V AC, 50Hz single phase including bakelite batton holder with all fitting fixing accessories complete all as specified and directed. Note- Warranty for replacement of each LED shall not be less than 05 years from the date of purchase.
Supply and fixing square 1'x1' surface mounted with tile edge profile, top opening Porch Light including 40 Watt suitable LED Lamp, suitable for 230V Ac, 50Hz single phase, PF>0.95, high surge protection complete all as specified and directed.
Supply & Fixing ceiling rose 65mm dia suitable for 230V Ac surface bakelite suitable 2/3 for batten fitting complete all as specified and directed.
Supply & Fixing LED mirror light fitting of 10W, 220V, 50Hz wall/ceiling mounting, including lamp & all connected accessories complete all as specified and directed
BLANK
Supply & Fixing bed side lamp 220V AC, 50Hz, wall mounting fixture with metal body including 5/9 watt LED lamp and 360 degree rotation adjusted and all accessories all as specified and directed.
Supply, Testing & commissioning of LED security light with system output 35W and 1650 lumens. Luminaire should have pressure die cast aluminium LM6 housing, Luminaire should have Air Vents in housing for proper thermal management. Min IP protection should be IP66. System Power Consumption (Including Driver Losses) should not exceed 35W. Luminaire should be with UV stabilised Polycarbonate Cover. System life should be minimum 50000 burning hours with 70% Lumen maintenance. PF>0.95 & Input voltage range 120-277VAC including all accessories complete all as specified and directed.
Supply & Fixing LED mirror light fitting of 10W, 220V, 50Hz suitable for religious institution including LED lamp, mirror, lens, nut, washer, wire etc complete all as specified and directed.
Supply, installation & commissioning MCB/MCCB Distribution board TPN double door for mounting DP/ SP/ TP MCBs as Incoming/ outgoing, factory made, confirming to IS, fabricated out of CRCA sheet, fitted with DIN channel, neutral link and 200Amp rated bus bar, DBs shall be glossy finished with epoxy polyester based powder paint sprayed and backed at high temperature, between powder paint process the sheet steel having to go through the anti rust conditioning is not less than seven tank process to ensure smooth finish and protection against corrosion atmosphere.The DBs shall be double door type with hinged door with locking arrangement. The DB/ SP/ TP MCB shall be of same make as DB. DB shall also be provided with label marking indicating the incoming and outgoing circuits on all way as specified. The DBs shall be of IP 43 - IK 09 with metal door complete all as specified and directed . NOTE:- MCCB and MCB will be measured and paid seperately.
DB VTPN 4 way
DB TPN 6 way
Supply and Fixing only MCCB TPN, 100Amps 415 volts, breaking capacity 16 KA complete all as specified and directed.
Supply and Fixing only MCCB TP 63Amps 415 volts, breaking capacity 16 KA complete all as specified and directed.
Supply and Fixing only MCB TPN 32 Amps 415 volts, breaking capacity 16 KA complete all as specified and directed.
Supply and Fixing only MCB TPN 40 Amps 415 volts, breaking capacity 16 KA complete all as specified and directed.
Supply and Fix Distribution board Double door including fixing and connecting of mounting MCBs isolator, ELCBs etc factory made, confirming to IS:13032 fabricated out of CRCA sheet not less than 1.2 mm thick fitted with DIN channel, neutral link and 200 Amps rated bus bar. DBs shall be semi glossy finished with epoxy polyster based powder paint sprayed and backed at high temperature, between powder paint process the sheet steel having to go through the anti rust conditioning in not less than seven tank process to ensure smooth finish and protection against corrosion atmosphere. The DBs shall be double door type with hinged door with locking arrangement. The DBs shall be of same make as MCBs /Isolator. DB shall also be provided with lable marking indicating the incoming and outgoing circuits on all way as specified. The DBs shall be of IP 42 protection class complete all as specified and directed of the following:-
MCB SPN 6 way
DB SPN 12 way
DB SPN 8 way
DB SPN 4 way
S&F MCB SPN, 40Amps, 220 volts AC confirming to IS: 13947-3 and IEC-60898 'C' Curve type complete all as specified and directed.
S&F MCB SPN, 20Amps, 220 volts AC confirming to IS: 13947-3 and IEC-60898 'C' Curve type complete all as specified and directed.
S&F MCB SPN, 32Amps, 220 volts AC confirming to IS: 13947-3 and IEC-60898 'C' Curve type complete all as specified and directed.
S&F MCB SP 5-32Amps 220 volts, breaking capacity 10 KA with 'C' Curve type complete all as specified and directed.
S&F MCB SP 40 Amps 220 volts, breaking capacity 10 KA of 'C' Curve type complete all as specified and directed.
S&F MCB SPN, 25Amps, 220 volts AC confirming to IS: 13947-3 and IEC-60947-3:2001 'C' Curve type complete all as specified and directed.
S&F MCB TPN, 20Amps, 415 volts AC, breaking capacity 10KA, 'C' Curve type complete all as specified and directed.
S&F MCB TPN, 63Amps, 415 volts AC, breaking capacity 10KA, 'C' Curve type complete all as specified and directed.
S&F MCCB TP, 35Amps, 415 volts AC, breaking capacity 16KA, complete all as specified and directed.
S&F MCCB TP, 20Amps, 415 volts AC, breaking capacity 16KA complete all as specified and directed.
S&F single pole and neutral enclosure with two pin and earth plug and socket complete with one single pole MCB 16 Amp complete all as specified and directed.
S&F only MCB SPN 10 Amps with enclosure complete all as specified and directed.
M&L for Sub main wiring with approved colour coding as per IS (Red, Black and Green for single phase circuits) with two single core FRLS, PVC insulated cable with stranded copper conductor of nominal cross section area as under and drawing into and including ISI marked PVC non metallic rigid conduit of suitable size and PVC insulated stranded copper conductor nominal cross section area as under as contineous earth continuity wire complete all as specified and directed:-
Two run of 4 sq mm as current carrying conductor and one run of 4 sq mm as earth conductor
Two run of 6 sq mm as current carrying conductor and one run of 6 sq mm as earth conductor
Two run of 10 sq mm as current carrying conductor and one run of 10 sq mm as earth conductor
NOTE - (For item no 3.60, 3.61 & 3.62) --Two runs of current carrying conductor and one run of earth conductor and one run of conduit shall be measured as unit length.
M&L for Earthing complete with galvanized steel earth plate electrode 600 x 600 x 6 mm thick buried directly in ground (earth pit 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 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-2009 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 15mm dia light grade GI pipe and watering pipe shall be 20mm bore light grade including all excavation and earth work in any type of soil, PCC pit with pre-cast RCC cover with handle of 8 mm dia bar, charcoal/salt, funnel with wire mesh etc complete all as specified and directed. NOTE :- (i) The concrete pit shall be PCC (1:3:6) type C-1, 40 mm thick pre cast cover slab of RCC (1:2:4) type B-1 using 20mm graded stone aggregate reinforced with 8mm TMT bars @ 10 cm C/C on both sides with suitable cast iron handle shall be provided in lieu of cast iron cover shown in electrical plate No 3 of MES SSR Part-I. (ii) The unit rate includes the cost of GI pipe light grade for protection of earth wire and 4mm dia earh lead wire upto 7.5 M.
M&L for Rigid non-metallic PVC conduit 20mm dia exclusive of boxes (Junction/terminal) but inclusive of all tees, bends, elbows, reducers, bell mouth tube ends and fixing accessories such as couplers, lock nuts, saddles, pipe hooks etc complete all as specified and directed.
Supply & Fixing PVC junction boxes suitable for (1 to 4 way) for PVC conduits of 20mm complete all as specified and directed.
Supply and fixing PVC rigid conduit medium grade suitable for telephone wiring concealed on wall floor ceiling etc of size 32 mm including all fitting like bend elbow socket reducers etc complete all as specified and directed.
Supply & Fixing PVC junction boxes suitable for (1 to 4 way) for PVC conduits of 32 mm complete all as specified and directed.
EXTERNAL WATER SUPPLY--
Supply, lay, connecting, jointing and testing ductile iron pressure pipe ISI maked to IS-8329-2000 (Reaffiremed - 2005 Edition 4.1 of bore100 mm suitable for "push on joints" in standard working lengths supplied with rubber gasket duly ISI marked for water supply, class K-9 with socket and with cement mortar lining inside the metalic zinc coating with finishing layer of bituminous paint on outside the pipe without polythelene sleeves but including "Push on joint" supplied with ISI marked EPDM rubber gasket conforming to IS-5382-1985 (Reaffirmed - 2003) with dual hardness of type -2 (bulb) and type -5 (Heel) quality laid in trenches complete all as specified and directed.
Supply, lay, connecting, jointing and testing ductile iron pressure pipe ISI maked to IS-8329-2000 (Reaffiremed - 2005 Edition 4.1 of bore 100 mm suitable for "push on joints" in standard working lengths supplied with rubber gasket duly ISI marked for water supply, class K-7 with socket and with cement mortar lining inside the metalic zinc coating with finishing layer of bituminous paint on outside the pipe without polythelene sleeves but including "Push on joint" supplied with ISI marked EPDM rubber gasket conforming to IS-5382-1985 (Reaffirmed - 2003) with dual hardness of type -2 (bulb) and type -5 (Heel) quality laid in trenches complete all as specified and directed.
Supply, fix, connect and testing sluice valves of following bore size and class 1.6 PN, cast iron body with stainless steel spindle, non-rising type, and cast iron wheel head, both ends flanged, IS-14846 marked, complete with neoprene rubber gasket joint and nuts, bolts (high tensile), washers etc, complete all as specified and directed as following:-
300mm bore
100mm bore
Supply, fix, connect and testing sluice valves of following bore size and class 1.0 PN, cast iron body with forged brass spindle, rising type, and cast iron wheel head, both ends flanged, IS-14846 marked, complete with neoprene rubber gasket joint and nuts, bolts (high tensile), washers etc, complete all as specified and directed.
100mm bore
80mm bore
S&F of PVC insulated, PVC sheathed, unarmoured, heavy duty industrial electric cable with multi stranded copper conductor, of size 10.00 sqmm, three core, 1100 volts grade, with and including making all necessary electric connections with copper thimble / lugs and glands of suitable size at both ends, complete all as specified and directed.
M&L for cutting of existing CI/DI pipe line upto300 mm bore bore at site and insertion of new Tee in position for branch connection complete all as specified and as directed. Note: The cost of earth work, cutting new Tee for 150 mm branch connection at site complete deemed to be included in rate.
Supplying, fixing and testing of CI/ DI pipe fittings (specials) heavy duty for any type (flanged/socketed) pipes such as bends (any type radius, and angle), tapers, any type straight bend, increasing,decreasing, or double socket etc) Tee pieces, ring branch, 'Y' junction double branch, Cross (all socket or socket and spigot), collors, caps and plugs, adopters etc of any size radius and lenght confirming to IS 9523/2000 specifications with external bitumen coating and internal cement mortar lining and metalic zinc coating up to 150mm bore complete all as specified & directed.
M&L for road cutting, including excavation, returning filling in, spreading, leveling, well ramming in layers, soiling with broken boulders/ stones, WBM 7.5 cm thick coarse aggregate received from dismantling the existing road, premix, carpeting 25 mm thick using ready mix patch mate material, rolled and compacted for road patch repair work, average cutting size 450mm x 600mm complete all as specified and directed.
M&L for construction of brick masonary new valve pit chamber of following size 100mm thick PCC 1:4:8 type D2 lean concrete foundation using 40mm graded stone aggregate providing well burnt brick masonary wall of 23mm thick built in CM 1:6 rendering in cement 1:6 finished even smooth using extra cement internally and 20mm thick in CM 1:4 and finished fair and even supply and fix 3.15 mm thick MS sheet steel cover fixed on 50mmx50mmx6mm thick angle iron frame embbeded in PCC coping with locking arrangement and 1 Nos 50mm size 4 levers lock with key in duplicate Standard size and MS hold fast and handle made out of 25 x 6mm flat iron appplying two coats of synthetic enamel paint of approved shade over a coat of primer (Red Oxide) to all exposed surface making good all disturbed surface to match surrounding complete all as specified and directed.
900 mm x 900 mm x 900 mm size
1200 mm x 1200 mm x 1200 mm size
Supply, install, testing and commissioning of Washer Pump set of capacity 3HP, 275 RPM, Double Cylinder Type, Max. Pressure of 400 lbs PSI, Discharge Range of 360 gallons/hour, suitable for 01 No of washing Guns, with and incl heavy duty hose pipe, with and incl 03 HP induction motor, 1500 RPM, 415 Volt, 50 Hz, suitable for vehicle washing including PCC foundation, complete all as specified and directed.
Material and labour for run lead joints for spigot and socket end CI pipe of 300mm bore including provision of pig lead spun yarn complete all as specified and directed.
EXTERNAL ELETRIFICATION -
Supply, install, testing and commissioning AC, 3 phase, 50 cycle, 315 KVA Transformer, copper wound, step down, plinth mounted, outdoor type, 11000/433 volts at No load, oil immersed naturally cooled with externally cooling tubes core type delta connected on primary (HV side) and star connected on secondary (LV side) in accordance with vector symbol DY-11 (vector group 4) with neutral brought on secondary LV side and having tapping at +/-2.5%,+/-5%,+/-7.5% to be changed by means of hand operated "OFF LOAD" tap changer when measured by the resistance method after continous full load run in ambient temperature 48 degree centigrade .The transformer shall be complete with standard fittings all as specified and confirming to IS:335 of 1983 for oil and IS: 1180-2014 Part-I, Energy efficiency level-03 for transformer including necessary suitable size of PCC platform and comprising of following:-
Item No. 3.89 Contnd..... (a) One cable box on LV side (secondary side) consisting of 04 nos of porcelain bushing with bushing rods complete with nut,washers,cable gland etc. (b) Oil conservator tank with filter type drain valve and oil level guage. (c) Dehydration breather assy with first fill of dehydrating agent. (d) Explosion vent. (e) Thermometer pocket on tank cover. (f) Dial type thermometer vapour pressure having range 0-120 degree C with max reading pointer max temp indicator and resetting device. (g) Rating plate with terminal marking. (h) 02 earthing terminal on tankand cover for fixing earth strip of size 32x6mm. (i) Oil level gauge and oil drain filter valve. (j) Lifting hook (k) Oil filler hole with cap /plug with connection complete. (l) Air relief valve plug. (m) Detachable rollers -04 Nos (n) Extra bushing for Neutral out side the cable box for independent earthing for neutral earth.
Supplying, installing connecting and testing of 11 KV 200 Amps triple pole gang operated air break switch having 12 Nos post insulator with earthing switch rotating type for horizontal / vertical operation mechanically operated 3 rows type mounted on insulator ( including insulators ) and steel frame with operating mechanism consisting of operating rod of 25mm bore medium grade GI pipe of suitable length to operated from ground level including locking arrangment with pad lock of godraj) make with three Nos of keys including 11 KV swing out expulsion fuses (drop out type) of 10 Amps complete all as specified and directed.
M&L for lightning arrestors non linear type with all fitting distribution class, discharge capacity 65 Kilo Amps, current rating 5KA suitable for 11000 Volts complete connecting with ACSR jumpers from LA to air brake switch with PVC sleeves complete all as specified and directed.
Supply and fix cast iron cable route indicator for HT cable 6 mm thick CI plate of size 100 mm dia welded to MS angle iron of size 50 X 50 X 6 mm and embedded in PCC foundation 1:3:6 type C-1 block size 150 x 150 x160 mm duly and painted with brown synthetic enamelled paint complete all as specified and as directed.
Supply, fixing and testing high performance LED street light fittings/luminaries of 75 Watt power consumption made out of die cast alluminum housing,with high power LEDs as light source and HF electronic driver IP 65 protection.Optical compartment shall be provided with heat resistant toughned glass,while control gearshall be provided with diecast aluminum cover for safety.The LEDs usedin street light should be ANSI standard rated LED with CCT of 6000 K and CRI of 50000 hrs incl multistage constant current constant voltage topology driver suitable to operate in input voltage range of 150 volts to 270 volts (nominal range-240V)with minimum 3 KV surge protection,Power factor greater then 0.95 and total harmnic distortion (THD) of less then 10% should be integral to the luminair incl PVC insulated copper conductor multi stranded single core 2.5 sqmm from fitting to OH line/upto looping terminal box complete all as specified and directed.
Supply, fixing and testing 70 watt LED high bay light fitting made up of pressure die cast alluminum alloy housing with toughned glass, IP 65 protection and impact resistance of IK07 and individual high power LEDs with secondary optics having system lumen efficay>100 lm/W, coloured temperature 5700 K, wide beam angle inbuilt potted electronic driver with APFC (SMPS based constant current supply), lower THD, open circuit protection, over voltage protection, surge voltage protection & other safety test as per IS 15885 Part-2/Sec 13 and BIS complying including surface mounting using adjustable MS cradle of thickness 5mm provided with the fixture complete all as specified and directed.
Supply, fixing and testing 80 watt LED high bay light fitting made up of pressure die cast alluminum alloy housing with toughned glass, IP 65 protection and impact resistance of IK07 and individual high power LEDs with secondary optics having system lumen efficay>100 lm/W, coloured temperature 5700 K, wide beam angle inbuilt potted electronic LED driver with APFC (SMPS based constant current supply), lower THD, open circuit protection, over voltage protection, surge voltage protection & other safety test as per IS 15885 Part-2/Sec 13 and BIS complying including surface mounting using adjustable MS cradle of thickness 5mm provided with the fixture complete all as specified and directed.
Supply, fixing and testing 200 watt LED flood light fitting made up of pressure die cast alluminum alloy housing with toughned glass, IP 65 protection and impact resistance of IK07 and individual high power LEDs with secondary optics having system lumen efficay>100 lm/W, coloured temperature 5700 K, wide beam angle inbuilt potted electronic LED driver with APFC (SMPS based constant current supply), lower THD, open circuit protection, over voltage protection, surge voltage protection & other safety test as per IS 15885 Part-2/Sec 13 and BIS complying including surface mounting using adjustable MS cradle of thickness 5mm provided with the fixture complete all as specified and directed.
Supply and fix cast iron cable route indicator for LT cable 6 mm thick CI plate of size 100 mm dia welded to MS angle iron of size 50 X 50 X 6 mm and embedded in PCC foundation 1:3:6 type C-1 block size 150 x 150 x160 mm duly and painted with brown synthetic enamel paint complete all as specified and as directed.
Design, supplying, installing, testing and commissioning LT outdoor, double door IP - 65 type panel board factory fabricated cubical type weather vermin proof with locking arrangement and made out of MS CRCA sheet 3.15 mm thick suitable size of channel for base complete with 750 Amps rated aluminium bus bar inside sepreate chamber and compartmentalised cabinet for housing and mounting MCCBs, metering eqpt prewired with suitble size of copper conductor and duly powder coated and panel board fixing an angle iron frame which is made out of 50 x 50 x 6 mm thick angle iron duly marked the incoming &all outgoing controls and comprising with the following duly CPRI tesed. (Main Panel to be feed from ransformer) :
Design, supplying, installing, testing and commissioning LT outdoor, double door IP - 65 type panel board factory fabricated cubical type weather vermin proof with locking arrangement and made out of MS CRCA sheet 3.15 mm thick suitable size of channel for base complete with 300 Amps rated aluminium bus bar inside sepreate chamber and compartmentalised cabinet for housing and mounting MCCBs, metering eqpt prewired with suitble size of copper conductor and duly powder coated and panel board fixing an angle iron frame which is made out of 50 x 50 x 6 mm thick angle iron duly marked the incoming &all outgoing controls and comprising with the following duly CPRI Approved. (Panel 1 )
Design, supplying, installing, testing and commissioning LT outdoor, double door IP - 65 type panel board factory fabricated cubical type weather vermin proof with locking arrangement and made out of MS CRCA sheet 3.15 mm thick suitable size of channel for base complete with 500 Amps rated aluminium bus bar inside sepreate chamber and compartmentalised cabinet for housing and mounting MCCBs, metering eqpt prewired with suitble size of copper conductor and duly powder coated and panel board fixing an angle iron frame which is made out of 50 x 50 x 6 mm thick angle iron duly marked the incoming &all outgoing controls and comprising with the following duly CPRI Approved. (Panel 2 )
Design, supplying, installing, testing and commissioning LT outdoor, double door IP - 65 type panel board factory fabricated cubical type weather vermin proof with locking arrangement and made out of MS CRCA sheet 3.15 mm thick suitable size of channel for base complete with 200 Amps rated aluminium bus bar inside sepreate chamber and compartmentalised cabinet for housing and mounting MCCBs, metering eqpt prewired with suitble size of copper conductor and duly powder coated and panel board fixing an angle iron frame which is made out of 50 x 50 x 6 mm thick angle iron duly marked the incoming &all outgoing controls and comprising with the following duly CPRI Approved. (Panel No 3)
Design, supplying, installing, testing and commissioning LT outdoor, double door IP - 65 type panel board factory fabricated cubical type weather vermin proof with locking arrangement and made out of MS CRCA sheet 3.15 mm thick suitable size of channel for base complete with 200 Amps rated aluminium bus bar inside sepreate chamber and compartmentalised cabinet for housing and mounting MCCBs, metering eqpt prewired with suitble size of copper conductor and duly powder coated and panel board fixing an angle iron frame which is made out of 50 x 50 x 6 mm thick angle iron duly marked the incoming &all outgoing controls and comprising with the following duly CPRI Approved. (Panel 4 )
Design, supplying, installing, testing and commissioning of 100 KVAR Automatic Power factor Corrector (APFC) Panel of approx. size of 1800 X1100 X500mm factory made, cubical compartmentalized for each stage, outdoor type, IP 54 degree Protection, dust, vermin and weather proof, made out of CRCA MS Sheet of 3.15mm thickness, front openable with locking arrangement, fixed on 50x50x6mm angle iron 4 leg frame structure having 40cm ground clearance, duly grouted in P:C:C (1:2:4) complete panel powder coated with seven tank process from inside and outside, duly prewired with suitable size FRLS PVC insulated multistranded copper conductor wire for capacitor stages, metering & control accessories, earthing straps for connecting earth strips, cable entry from bottom and comprising the following:-
Earthing complete with galvanized steel earth plate electrode of size 60cm X 60 cm X 6 mm buried directly in ground (earth pit not less than 2.25m deep below the normal ground level) with top edge of plate not less than 1.5 m below the normal ground level connected to GI earth strip 32 X 6 mm dia GI earth lead as earth lead by means of bolts, nuts, check nuts and washers of galvanized iron or steel, protected by GI pipe light grade 40mm bore all as shown on electrical plate No 3 of SSR Part-I connected to earth test point electrode, PCC pit with RCC cover, funnel with wire mesh, watering pipe 20mm dia protection pipe etc and testing on completion complete all as specified and directed. Note:- 1. The unit rate shall also include for earth work in hard/dense soil, PCC (1:3:6) type C1 chamber, RCC 1:2:4 type B-1 cover 50 mm thick reinforced with 8 mm dia TMT bar @ 150 mm c/c both ways, funnel with watering pipe 20 mm dia medium grade, GI protection pipe light grade 40 mm dia and wire mesh complete in addition to item No 1 (a) to (e) of preamble (Notes) under sub-heading earthing, specified on Serial Page No 389 of SSR Part –I. 2. The unit rate includes the cost of earthing strip and GI protection pipe upto 7.5 m.
S&F garden light fitting, bollard type suitable for LED bulb 9 Watt and fixing accessories i.e. nut bolt , washer etc duly fixed at site on PCC (1:2:4) type B1 foundation type 40 x 40 x40 Cm complete all as specifed and as directed.
EOT CRANE
Supply, installation, testing and commissioning of 10 Ton EOT crane with and including its design, manufacturing, assembly, testing & inspection at manufacturer's works, packing, dispatch, transportation, safe delivery at site, required fabrication at site, installation, testing & commissioning, performance testing, final painting at site, EOT Crane of M7 (Class-III) Duty Class (As per IS:807-2006), overhead double girder type, Span length of 13.50 Mtrs with Longitudinal Travel of min 16 meters, Push button trailing type & Wireless remote control pendant for controlling movement of hoist & span, lifting range of main hoist of 8.0 Mtrs (Hook Height), Swiveling type lifting hook with plain shank having trapezoidal section, speed of Main Hoist 3.0 Mtr/min (Max), Long Travel speed of 20.0 Mtr/ min (Max), Cross Travel speed of 16.0 Mtr / min (Max), having Max. variation of 10% in LT, CT speed and Max. 5% variation in hoisting speed, Creep speed of 0.3 m/min by VVVF, with following items -
Item 4.14 Contd..... STRUCTURAL DETAILS :- a) The crane bridge shall comprise of double girders of plate box type. Camber in the box girder shall be as per the relevant IS code. b) All welded subassemblies of box girder shall be stress relieved before final welding of the box girder. c) Position of the Weld joints in top plate, side plate and bottom plate of the box girder assembly shall be specified with respect to the maximum deflection plane (i.e. plane passing through the centre point of the box girder). d) In the main bridge girders, in addition to the required full length diaphragms, short diaphragms shall be inserted wherever required to transmit the trolley wheel load to the web plates and to limit the maximum stress in the trolley rail to safe permissible limits. All diaphragms must bear against the top flange. Steel plates used for bridge girders and diaphragms shall be as per IS:2062 (latest). e) All fasteners shall be hot dip galvanized. All load bearing fasteners shall be of high tensile grade, and it shall be of reputed make (Unbrako). Manufacturer shall submit a test report for mechanical testing for the same. f) The bridge girders shall be connected to the end carriages by large gusset plates. Ground tight fit bolts in reamed holes shall be used for bolted connections. g) The calculated strength of joints made by High Strength Friction Grip (HSFG) bolts shall not be less than calculated net strength of the member. The calculated strength of other bolted joints in structural members shall not be less than the net strength of the member plus 25%. h) All butt welds on structural members of bridge girders subjected to tension shall be radio graphically tested. All other welds shall be subjected to Magna flux or Dye Penetration Test. j) The box girders shall be so constructed as to eliminate any possibility of accumulation of water or oil inside them. CRANE RAILS :- Square bars of 50mm X 50 mm as crane rails for longitudinal and cross travel shall be supplied, installed and tested by the supplier.
Item 4.14 Contd..... END CARRIAGES :- a) Crane bridge shall be carried on end trolleys with solid forged wheels. The minimum end clearance on each side of the long travel wheels shall be 10mm. The wheels shall be mounted on fixed axle or suitable anti-friction spherical roller bearings which can be conveniently removed for maintenance. b) End carriages shall be designed to be strong enough to resist all stresses likely to be imposed upon them under varied service conditions, including collision with stops. The length of the end carriages shall be such that no other part of the crane is damaged in the event of a collision. c) End carriages shall be fabricated from rolled steel sections or plates, welded together to form a box. Suitable stiffening diaphragms shall be provided wherever required. The material used shall be steel as per IS: 2062(latest). d) Suitable jacking pads shall be provided on each end carriage for jacking up the crane while changing track wheels. These jacking pads shall not interfere with replacement of track wheels. e) The end carriages shall be fitted with suitable safety stops to prevent the crane from falling more than 25mm in the event of breakage of track wheel, bogie or axle. These safety stops shall not interfere with the removal of track wheels. TROLLEY FRAME :- a) The trolley frame shall be welded rolled steel box section, designed to transmit the load to the bridge rails without undue deflection. It shall be made rigid by providing suitable diaphragms. The material used shall be steel as per IS: 2062 (latest). b) The drum bearings and supports for upper sheaves shall be located so as to equalize the load on the trolley wheels as nearly as possible. c) The trolley wheels shall be suitable to the crane rails. The axle bearings shall be of spherical roller type. The bearing housing shall be designed for easy removal of wheels and bearings for maintenance. The wheel assembly shall be fitted in L- type housing, for easy removal of wheel assembly. d) All the mechanical and electrical equipment shall be placed above the trolley top plate as far as practicable. For any parts placed below the trolley top plate, access for maintenance, repairs and replacement shall be provided. Where the clearance between bottom member of trolley frame and the CT rail is over 25mm, the trolley shall be fitted with substantial safety stops to prevent the trolley from falling more than 25 mm in the event of breakage of track wheel, bogie or axle. These safety stops shall not interfere with the removal of wheel. RAIL WHEELS :- a) The rail wheels shall be suitable to the crane rails. b) The wheels shall be manufactured from medium carbon alloy steels, and shall be solid forged and heat treated to have minimum hardness of 34HRC (320 BHN) on the tread and flanges to a depth of not less than 8mm. c) The wheels shall be shrink-fit on the axles.
Item 4.14 Contd..... WIRE ROPES :- Wire rope in the crane shall be of galvanized type. Preferably “Hyflex” type wire ropes shall be used. If, it is conventional type; then it shall be 6 x 36 construction and made from best plough steel of tensile strength 180 kg/mm2. Make: Usha Martin/ Kennedy Wire Rope and Sling / Fort William ROPE DRUMS :- a) The rope drum shall be designed to withstand the compressive stresses caused by the rope wound on it and the bending stress due to beam action of the drum. b) The steel used shall be conforming to IS: 2062 -1984 (or latest) quality. The rope drum shall be stress relieved after fabrication. T- joints shall be radio graphically checked. c) The drum shall be designed to take the entire length of the rope in a single layer. Free extra turns as specified in IS: 3177 shall also be provided. The drum shall be flanged at both ends. d) Cranes shall be designed with number of rope having 4 falls. e) Weld joint of the web with rope drum shaft and inner diameter of the rope drum shall be radio graphed. This shall be applicable seamless rope drum. Rope drum shall be fabricated/seamless pipe construction. GEARING :- Only helical gears shall be used. Gearing in all motions shall be of suitable case carburizing low carbon alloy steels and shall conform to relevant Indian/ International standards. They shall generally be in accordance with IS: 4460-1967(or latest). All gears shall be hardened and profile ground for longer life and silent operation. Minimum surface hardness of pinions and gears shall be in the range of 55-60 HRC. The hardness of gears shall be at least 2 - 3 HRC less than that of pinions.
Item 4.14 Contd..... GEAR BOXES :- a) All gear boxes shall be of completely enclosed splash lubricated type. All gear boxes shall be oil tight and sealed with neoprene ‘O’ rings of suitable section. All gear shafts shall be supported in bearings mounted in the gear boxes. Gear boxes shall be made of graded C.I./ M.S. fabricated. All gear boxes shall be stress relieved. Gear boxes shall be provided with breather vents, easily accessible drain plugs, and a suitable oil level indicator such as a dip stick. Adequate radial clearances between the gear box inner surface and outside diameter of the gears shall be ensured. The facial clearance between the inner surface of the gear box and the face of the nearest gear/ pinions shall be at least 10mm. All gears and pinions shall be of ground type so as to reduce noise levels to the minimum. b) All gear boxes shall have drip pans to avoid oil falling on shop floor. c) LT/ CT gear boxes- These shall be of a modular, integral design. Motors may be either flange-mounted or foot mounted, or a combination of the two. Make : Nu-Teck/ Indiana Machine Tools (India)/ DEMAG MOTORS :- Three phase squirrel cage crane duty TEFC induction motor, having five star rating. a) For Long Travel : The wheels of each end carriage shall be driven by independent synchronized drive motors mounted near each end carriage. 40% CDF, S4 duty, Class-F insulation, 150 starts/ stops per hour. b) For Cross Travel : A separate cross traverse motor shall be used for cross traverse drive through a suitable gear box. 40% CDF, S4 duty Class-F insulation, 150 starts/ stops per hour. c) For Hoist : A separate hoist motor shall be used for Hoist drive through a suitable gear box. 40% CDF, S4 duty Class-F insulation, 150 starts/ stops per hour. Make : Siemens, ABB, Crompton Greaves, BBL, Alstom, Marathan (d) Gear box for CT & LT: Geared motor with DC disc brake. Make:-Cranex/Shanti Gears/ Elecon. Geared motor unit - Bonfiglioli/ Sew/Nord.
Item 4.14 Contd..... BRAKES :- Brake release shall be dependent on motor torque. The brake shall be released only if 100% torque is developed in the motor. Make : Pethe, Stromag a) For L T & C T motions, the maximum braking torque to arrest long travel and cross traverse motions shall not less than 100% of full load torque for each brake. The LT & CT motions brake shall be provided with fail safe DC disc type - 01 no. (for each) b) For hoist motion, two brakes shall be used and the braking torque for each brake shall not be less than 125% of full load torque. One of the two hoist brakes shall be applied with a time lag of 3 seconds in relation to the first. The hoisting motion shall be provided with (i) Electro Hydraulic Thruster Brake - 01 no. (ii) Fail-safe D.C. Disc brakes - 01 no. c) Make: Thruster brake unit - Electromag / Speed-o-Control. DC Disc brake - Pethe Bonfiglioli/ Sew/ Nord ROPE SHEAVES :- All sheaves shall be of cast/ forged steel. They shall be identical, with the exception of the equalizer sheave. The equalizer sheave shall be mounted above the trolley floor and shall be easily accessible and removable from the trolley floor level. Sheave grooves shall be smooth finished for getting increased rope life. The wire ropes shall be parallel with each other. BEARINGS :- Ball and roller anti-friction bearings shall be used. For long and cross traverse wheels, spherical roller bearings shall be used. Bush bearings shall not be used at any location. Makes : NBC, SKF, FAG, NRB, NTN, KOYO. LIFTING HOOK :- Standard plain shank type with locking arrangement, trapezoidal section hooks shall be used. These hooks shall conform to the relevant Indian Standard Specifications IS: 3815(latest) and IS: 8610 (latest). Certificate of test and examination to be submitted. Certificate shall indicate sr. no. and date of testing. Make : Eusuf Eli Karachwala (EEK)/ JDT
Item 4.14 Contd..... BUFFERS :- Spring loaded or other suitable buffers shall be fitted on the four corners of the crane also at the four ends of the bridge girders. Buffers shall be rigidly bolted in place, preferably along the centre line of the crane rail or trolley rail as the case may be. All buffers shall have sufficient energy absorbing capacity to stop the bridge or trolley in either direction when traveling at a speed of least 40% full load rated speed. Bridge buffers shall have a contact surface of not less than 125mm diameter. LUBRICATION :- a) All gears and bearings enclosed inside gear boxes shall be splash lubricated. Bottom blocks and pedestal bearings shall have independent greasing points. b) A lubricating chart shall be provided in the manual, indicating all lubrication points, the type of lubricants required and the recommended frequency of lubrication. These details shall be repeated, and amplified if necessary, in the Maintenance Manual to be supplied along with the crane minimum two nos. of hard copies. SHROUDED BUS BAR CONDUCTOR :- a) The conductor system shall be finger safe to IP-21 with necessary supporting technical evidence of same and the conductor and material shall be of suitable metal (Galvanized Iron) insulated by a high impact gloss finish VR 935/2 PVC compound which shall have a step/groove shrouded all along its length for effective molding of the conductor system. b) The conductor shall be in minimum 4 mtrs. length, to be jointed with molded joint of the same material as the conductor.
Item 4.14 Contd..... CRANE CONTROL :- a) Pendant push button control and wireless remote control for long travel, cross travel and hoist motions. For switching ON and OFF the motor of a particular motion, the supply voltage to the pendant control shall be 24V AC/DC which shall be obtained through a suitable transformer. Necessary flexible multi core cable with sufficient length shall be supplied to enable the crane to be operated from floor level. Pendant shall be moving type and the movement of pendant will be independent of trolley via a separate track along girder length. On all the motions the circuit shall be so designed that brakes come into operation immediately in the event of tripping of motor main circuit breaker. b) The pendant control shall be capable of withstanding rough handling without being damaged. The cover shall be firmly secured. c) The mass of the pendant shall be supported independently of the electric cable by means of wire rope/ chain. The pendant shall be Telemechanique make and the push buttons shall be double step type. d) On all pendant cranes safety means shall be provided to prevent inadvertent operation from floor while maintenance work is being carried out on the crane. e) Adequate guards shall be provided to prevent accidental contact of pendant ropes or holding wire rope/ chain with cross traverse. f) Along with the push button pendant; a wireless remote control of a reputed make shall also be offered for operation of LT, CT, hoist motion and luminaries under the crane g) Wireless remote control shall have two transmitters and one receiver. The wireless remote control transmitter shall be impact resistant. Make : Stromag/ Siemens/ ABB
Item 4.14 Contd..... VVVF CONTROL DRIVES :- Independent AC variable frequency control drives of adequate capacity for main hoist, CT & LT shall be used by using independent variable voltage variable frequency drives suitable for crane application. However common controller for both the motors of LT may be used. Make : L&T, Danfoss, Siemens, ABB CONTACTORS :- All contactors shall be of AC 4 Class of duty with rating sufficiently higher than the full load current of the respective motors at the specified duty cycle. The directional contactors of all motions shall be suitably interlocked for correct sequence of operation. The contactors shall have high contact reliability. Make : Siemens / L&T / ABB / Schneider CIRCUIT PROTECTIVE SWITCH GEAR :- a) In crane, push button operated contactor shall be provided for circuit protection. b) Each control circuit branch to every contactor panel shall be provided with facility for isolation and protection against short circuits and sustained high overloads by means of appropriately rated miniature circuit breaker. c) MPCB (Motor protection circuit breaker) shall be used for each drive motor. Make - Siemens, Schneider Electric, ABB d) Soft starter shall be used for Long Travel (LT) drive motors. Make - Siemens, Schneider Electric, ABB EMERGENCY STOP PUSH BUTTONS :- Safety switches of sustained contact type shall be provided at each end of Crane Bridge so that under any emergency conditions, by operating anyone of the switches, the incoming circuit breaker is tripped thus cutting power to all motions. One number of emergency stop push button shall also be provided on pendant.
Item 4.14 Contd..... LIMIT SWITCHES & LOCKS :- a) Hoist motion shall be provided with limit switches to prevent crane from over hoisting and over lowering. Two limit switches shall be provided for proper back up protection. One of the limit switch shall be based on Gravity. The first limit switch shall act in the event of over hoisting and over lowering shall be of snap action/ pin type self resetting feature and incorporated in the control circuit of respective drive motor. Make : Siemens/ ABB / L&T b) Other limit switch for slewing, skewing of crane etc. shall be provided. c) Long travel and cross travel motions shall be provided with two limit switches at each end. (i) First limit switch - To change the travel speed to creep speed. (ii) Second limit switch - To stop supply to relevant motor for further motion. This action shall be accompanied with an alarm sound and light indicting that maximum limit has been reached. d) Limit switch for hoist cross and long travel motion shall be supplied installed and wired. e) Limit switches shall be set such that there would be a gap of 20 to 30 mm between crane ends and buffers. In any case crane shall not touch the buffers. f) Audio & Visual Alarm for all the limit switches shall be provided. g) Safety latch and swiveling lock shall be provided for hook.
Item 4.14 Contd..... CONTROL PANEL (IP 55 CLASS) :- a) All power and aux contactors shall be mounted in sheet steel cubical with lockable hinged doors. Door hinges shall be of such type that during the repair works inside the panel the entire door can be lifted out and placed away enabling better access inside the panel. Each motion shall have either individual Panel or common panel with separate compartment. Interiors of panel shall be dust and vermin proof. b) Panels shall be front wired with readily accessible terminal blocks for making connections in the external equipment. Panels shall be prewired into terminal strip. FRLS copper conductor shall be used for control circuit wiring in the panel. c) All contactors etc. shall be mounted securely in a vertical arrangement with the consideration of the vibrations encountered in the operation of cranes. The bottom most row of the equipment mounted inside the panel except terminals strips shall be at least 150 mm above the panel bottom cover to facilitate inspection and repairs. d) All the equipments shall be so mounted in panel as to enable its easy removal/ replacement from the front. e) The terminal strips shall be fixed inside the panel preferably in a horizontal manner leaving enough space underneath the strip for termination of cables in a convenient manner. Power and control terminals shall be segregated. Power terminals blocks shall be separated from each other by means of replaceable insulated spacers. Terminal block shall have adequate clearance to avoid tracking. A minimum of 20% spare terminals block shall be provided in terminals strips. f) All equipments inside the panel shall have permanent identification labels in accordance with circuit diagram as also the power and control terminals. Terminal blocks shall be of robust and of such construction as to preclude possibility of cable connections getting loose during vibration on crane. g) Sheet steel used for fabrication of panels shall have a minimum thickness of 2.0 mm. Panels shall be mounted such that bottom of panel is at least 150mm above the floor. h) Contactor panels shall be well braced to the crane structure and each panel shall be provided with adequate number of lifting lugs. j) All the panels and cabinets shall also be provided with LED luminaires for interior illumination. Panel Enclosure Make:- Rittal, Elsteel, Schneider Electric, Bhartia Cutler Hammer (BCH)
Item 4.14 Contd..... CABLING :- a) All wiring for power control circuit shall be carried out with 1.1 KV grade, FRLS, PVC insulated copper cables as per IS 694 and IS 1554 Pt. I with smoke index and typical index corresponding to ASTM-2843 & IEC332-I. b) Minimum size of cables for control circuits shall be 2.5 sqmm and minimum size for power cables shall be 4 sqmm. c) All cables shall be systematically laid on G.I. trays or in cable drags of suitable type. d) CT cables of the crane shall run on cable drag chain. ELECTRICAL COMPONENTS :- All accessories and auxiliary electrical equipment including drive motors, electrically operated brakes, controllers, AC variable frequency controls, conductors, protective devices, operating devices, cables, conduits etc. necessary for the safe and satisfactory operation and maintenance of the crane shall be provided. Electrical equipment shall be adequately rated to permit simultaneous operation of any combination of motions of the crane for its duty service. The scope of supply relating to electrical portion shall cover the followings - a) Indicating lamp and sound alarms : All indicating lamps shall be LED type with appropriate protection. Sound alarm shall have sufficient dB level such at it would be audible in the crane operating area. b) Shrouded down shop leads with LED lamps for three phase power indication. c) Main current Collectors (one in forward and another in rear). d) Power disconnecting switch on the crane bridge walk way, to be provided, immediately after the main current collection gears. f) Protective Switch gears g) Motor control panels. h) Socket outlets j) Power and control cables CT motion cables shall run in cable drag chain. k) IGUS Drag link cable system.
Item 4.14 Contd..... l) Pendant & Wireless remote : Double step push buttons pendent and two numbers of wireless remote control having 100 meters range of operation (Make : Stromag, Siemens, ABB). There shall be override provision on the pendent for the remote. A master key control on the pedant shall be provided. An emergency PUSH BUTTON to complete shutdown shall be provided. The control pendent shall have separate movement in CT direction independently from trolley. m) MCBs shall only be used in the crane in lieu of HRC fuses. n) Shrouded bus bar GI conductor along with Isolator switch at the ground level. Cabling from the Isolator to the shrouded bus bar shall be included in scope of work. o) Three 150 W LED flood light luminaries under the crane, operable from pendant as well as from the wireless remote control. p) All sundry erection material required for installation and connecting up of electrical equipment with cable laying and fixing accessories shall be included scope of work. q) A load cell conforming to IS 3177 shall be provided in the crane for the online measurement of the weight of the load hoisted. EARTHING :- Earthing to the crane shall be effected through track rails crane structure. As such, all the electrical equipments mounted on crane shall be connected to the crane structure by means of earthing links complying with Indian Electricity Rules (IS 3043). Equipments fed by flexible cables shall be earthed by means of spare core provided in the flexible cable.
Item 4.14 Contd..... PAINTING & COLOUR :- The crane shall be epoxy painted (golden yellow colour) after obtaining surface finish better than or equal to SA 2½. All motors, brakes and panels shall also be epoxy painted. a) All parts of the crane shall be thoroughly cleaned of all loose mill scales, rust or foreign matter. b) All parts inaccessible after assembly shall be painted before assembly. c) The interior of all gear box housing shall be painted with two coats of oil resistant enamel paint. d) All structural parts of crane including girder, carriage etc shall be painted with at least two coats. e) Final coating thickness of the painted surface shall be 120 to 150 micron and same will be checked with DFT meter after final painting during factory acceptance test. f) Manufacturer shall do final painting at site before handing over to user. FOLLOWING ITEMS ARE ALSO INCLUDED IN SCOPE OF WORK :- a) Consumables like first fill of lubricating oils etc. for the initial operation of the equipment till handing over. b) Commissioning spares and start-up spare parts. c) Special tools & tackles, if any required. d) All drawings / documents along with operation and maintenance manuals as per requirement mentioned elsewhere in the tender document. e) Getting approval of design/drawings and design calculation related to the equipment (crane). After the approval of design/drawing the bidder shall check physical dimensions of span, alignment and leveling of girder before start of manufacturing of crane. f) 3 Ph, 415V, 50 Hz power supply at Isolator shall be provided at one point in building for EOT Crane. Further distribution including supply, laying & termination of cables shall be included in scope of work of EOT Crane. g) Trailing / Flexible Cables as required for the crane shall be included in scope of work. h) Long travel supporting girder structure with and incl Civil work including grouting is included in scope of work of EOT Crane. PRE DISPATCH INSPECTION :- Pre dispatch Inspection as per latest version IS:3177-1999 codes: The crane will be inspected and tested during different stages of its manufacture, starting from raw-materials till the completion of the crane, by the authorized representative of accepting authority at the manufacturer work place.
Supply, installation, testing and commissioning of 2 Ton EOT crane with and including its design, manufacturing, assembly, testing & inspection at manufacturer's works, packing, dispatch, transportation, safe delivery at site, required fabrication at site, installation, testing & commissioning, performance testing, final painting at site, EOT Crane of M5 (Class II) Duty (As Per IS: 807-2006), overhead single girder type, Span length of 13.50 Mtrs with Longitudinal Travel of min 16.30 meters, Push button trailing type & Wireless remote control pendant for controlling movent of hoist & span, lifting range of main hoist of 7.5 Mtrs (Hook Height), Swiveling type lifting hook with plain shank having trapezoidal section, speed of Main Hoist 3.0 Mtr/min (Max), Long Travel speed of 15.0 Mtr/ min (Max), Cross Travel speed of 15.0 Mtr / min (Max), having Max. variation of 10% in LT, CT speed and Max. 5% variation in hoisting speed, Creep speed of 0.3 m/min by VVVF complete all as specified and directed with following items -
Item 4.29 Contd..... STRUCTURAL DETAILS :- a) The crane bridge shall comprise of single girder of plate box type. Camber in the box girder shall be as per the relevant IS code. b) All welded subassemblies of box girder shall be stress relieved before final welding of the box girder. c) Position of the Weld joints in top plate, side plate and bottom plate of the box girder assembly shall be specified with respect to the maximum deflection plane (i.e. plane passing through the centre point of the box girder). d) In the main bridge girders, in addition to the required full length diaphragms, short diaphragms shall be inserted wherever required to transmit the trolley wheel load to the web plates and to limit the maximum stress in the trolley rail to safe permissible limits. All diaphragms must bear against the top flange. Steel plates used for bridge girders and diaphragms shall be as per IS:2062 (latest). e) All fasteners shall be hot dip galvanized. All load bearing fasteners shall be of high tensile grade, and it shall be of reputed make (Unbrako). Manufacturer shall submit a test report for mechanical testing for the same. f) The bridge girders shall be connected to the end carriages by large gusset plates. Ground tight fit bolts in reamed holes shall be used for bolted connections. g) The calculated strength of joints made by High Strength Friction Grip (HSFG) bolts shall not be less than calculated net strength of the member. The calculated strength of other bolted joints in structural members shall not be less than the net strength of the member plus 25%. h) All butt welds on structural members of bridge girders subjected to tension shall be radio graphically tested. All other welds shall be subjected to Magna flux or Dye Penetration Test. j) The box girders shall be so constructed as to eliminate any possibility of accumulation of water or oil inside them.
Item 4.29 Contd..... CRANE RAILS :- Square bars of 50mm X 50 mm as crane rails for longitudinal and cross travel shall be supplied, installed and tested by the supplier. END CARRIAGES :- a) Crane bridge shall be carried on end trolleys with solid forged wheels. The minimum end clearance on each side of the long travel wheels shall be 10mm. The wheels shall be mounted on fixed axle or suitable anti-friction spherical roller bearings which can be conveniently removed for maintenance. b) End carriages shall be designed to be strong enough to resist all stresses likely to be imposed upon them under varied service conditions, including collision with stops. The length of the end carriages shall be such that no other part of the crane is damaged in the event of a collision. c) End carriages shall be fabricated from rolled steel sections or plates, welded together to form a box. Suitable stiffening diaphragms shall be provided wherever required. The material used shall be steel as per IS: 2062(latest). d) Suitable jacking pads shall be provided on each end carriage for jacking up the crane while changing track wheels. These jacking pads shall not interfere with replacement of track wheels. e) The end carriages shall be fitted with suitable safety stops to prevent the crane from falling more than 25mm in the event of breakage of track wheel, bogie or axle. These safety stops shall not interfere with the removal of track wheels. TROLLEY FRAME :- a) The trolley frame shall be welded rolled steel box section, designed to transmit the load to the bridge rails without undue deflection. It shall be made rigid by providing suitable diaphragms. The material used shall be steel as per IS: 2062 (latest).
Item 4.29 Contd..... RAIL WHEELS :- a) The rail wheels shall be suitable to the crane rails. b) The wheels shall be manufactured from medium carbon alloy steels, and shall be solid forged and heat treated to have minimum hardness of 34HRC (320 BHN) on the tread and flanges to a depth of not less than 8mm. c) The wheels shall be shrink-fit on the axles. WIRE ROPES :- Wire rope in the crane shall be of galvanized type. Preferably “Hyflex” type wire ropes shall be used. If, it is conventional type; then it shall be 6 x 36 construction and made from best plough steel of tensile strength 180 kg/mm2. Make: Usha Martin/ Kennedy Wire Rope and Sling / Fort William ROPE DRUMS :- a) The rope drum shall be designed to withstand the compressive stresses caused by the rope wound on it and the bending stress due to beam action of the drum. b) The steel used shall be conforming to IS: 2062 -1984 (or latest) quality. The rope drum shall be stress relieved after fabrication. T- joints shall be radio graphically checked. c) The drum shall be designed to take the entire length of the rope in a single layer. Free extra turns as specified in IS: 3177 shall also be provided. The drum shall be flanged at both ends. d) Cranes shall be designed with number of rope having 4 falls. e) Weld joint of the web with rope drum shaft and inner diameter of the rope drum shall be radio graphed. This shall be applicable seamless rope drum. Rope drum shall be fabricated/seamless pipe construction. GEARING :- Only helical gears shall be used. Gearing in all motions shall be of suitable case carburizing low carbon alloy steels and shall conform to relevant Indian/ International standards. They shall generally be in accordance with IS: 4460-1967(or latest). All gears shall be hardened and profile ground for longer life and silent operation. Minimum surface hardness of pinions and gears shall be in the range of 55-60 HRC. The hardness of gears shall be at least 2 - 3 HRC less than that of pinions.
Item 4.29 Contd..... GEAR BOXES :- a) All gear boxes shall be of completely enclosed splash lubricated type. All gear boxes shall be oil tight and sealed with neoprene ‘O’ rings of suitable section. All gear shafts shall be supported in bearings mounted in the gear boxes. Gear boxes shall be made of graded C.I./ M.S. fabricated. All gear boxes shall be stress relieved. Gear boxes shall be provided with breather vents, easily accessible drain plugs, and a suitable oil level indicator such as a dip stick. Adequate radial clearances between the gear box inner surface and outside diameter of the gears shall be ensured. The facial clearance between the inner surface of the gear box and the face of the nearest gear/ pinions shall be at least 10mm. All gears and pinions shall be of ground type so as to reduce noise levels to the minimum. b) All gear boxes shall have drip pans to avoid oil falling on shop floor. c) LT/ CT gear boxes- These shall be of a modular, integral design. Motors may be either flange-mounted or foot mounted, or a combination of the two. Make : Nu-Teck/ Indiana Machine Tools (India)/ DEMAG . d) Gear box for CT & LT: Geared motor with DC disc brake. Make:-Cranex/Shanti Gears/ Elecon. Geared motor unit - Bonfiglioli/ Sew/Nord. MOTORS :- Three phase squirrel cage crane duty TEFC induction motor, having five star rating. a) For Long Travel : The wheels of each end carriage shall be driven by independent synchronized drive motors mounted near each end carriage. 40% CDF, S4 duty, Class-F insulation, 150 starts/ stops per hour. b) For Cross Travel : A separate cross traverse motor shall be used for cross traverse drive through a suitable gear box. 40% CDF, S4 duty Class-F insulation, 150 starts/ stops per hour. c) For Hoist : A separate hoist motor shall be used for Hoist drive through a suitable gear box. 40% CDF, S4 duty Class-F insulation, 150 starts/ stops per hour. Make : Siemens, ABB, Crompton Greaves, BBL, Alstom, Marathan
Item 4.29 Contd..... BRAKES :- Brake release shall be dependent on motor torque. The brake shall be released only if 100% torque is developed in the motor. Make : Pethe, Stromag a) For L T & C T motions, the maximum braking torque to arrest long travel and cross traverse motions shall not less than 100% of full load torque for each brake. The LT & CT motions brake shall be provided with fail safe DC disc type - 01 no. (for each) b) For hoist motion, two brakes shall be used and the braking torque for each brake shall not be less than 125% of full load torque. One of the two hoist brakes shall be applied with a time lag of 3 seconds in relation to the first. The hoisting motion shall be provided with (i) Electro Hydraulic Thruster Brake - 01 no. (ii) Fail-safe D.C. Disc brakes - 01 no. Make: Thruster brake unit - Electromag / Speed-o-Control. DC Disc brake - Pethe Bonfiglioli/ Sew/ Nord ROPE SHEAVES :- All sheaves shall be of cast/ forged steel. They shall be identical, with the exception of the equalizer sheave. The equalizer sheave shall be mounted above the trolley floor and shall be easily accessible and removable from the trolley floor level. Sheave grooves shall be smooth finished for getting increased rope life. The wire ropes shall be parallel with each other. BEARINGS :- Ball and roller anti-friction bearings shall be used. For long and cross traverse wheels, spherical roller bearings shall be used. Bush bearings shall not be used at any location. Makes : NBC, SKF, FAG, NRB, NTN, KOYO. LIFTING HOOK :- Standard plain shank type with locking arrangement, trapezoidal section hooks shall be used. These hooks shall conform to the relevant Indian Standard Specifications IS: 3815(latest) and IS: 8610 (latest). Certificate of test and examination to be submitted. Certificate shall indicate sr. no. and date of testing. Make : Eusuf Eli Karachwala (EEK)/ JDT BUFFERS :- Spring loaded or other suitable buffers shall be fitted on the four corners of the crane also at the four ends of the bridge girders. Buffers shall be rigidly bolted in place, preferably along the centre line of the crane rail or trolley rail as the case may be. All buffers shall have sufficient energy absorbing capacity to stop the bridge or trolley in either direction when traveling at a speed of least 40% full load rated speed. Bridge buffers shall have a contact surface of not less than 125mm diameter.
Item 4.29 Contd..... LUBRICATION :- a) All gears and bearings enclosed inside gear boxes shall be splash lubricated. Bottom blocks and pedestal bearings shall have independent greasing points. b) A lubricating chart shall be provided in the manual, indicating all lubrication points, the type of lubricants required and the recommended frequency of lubrication. These details shall be repeated, and amplified if necessary, in the Maintenance Manual to be supplied along with the crane minimum two nos. of hard copies. SHROUDED BUS BAR CONDUCTOR :- a) The conductor system shall be finger safe to IP-21 with necessary supporting technical evidence of same and the conductor and material shall be of suitable metal (Galvanized Iron) insulated by a high impact gloss finish VR 935/2 PVC compound which shall have a step/groove shrouded all along its length for effective molding of the conductor system. b) The conductor shall be in minimum 4 mtrs. length, to be jointed with molded joint of the same material as the conductor. c) Conductors shall be supported by way of a single piece molding, four pole hangers with single bolt fixing. d) The current collector arm shall be aluminum die cast totally insulated and the connection cable shall be fully enclosed and double insulated within the collector arm with a proven performance. Two sets of current collectors shall be used, one in forward and another on rear, on DSL. Make : STROMAG, Siemens, ABB, Allen Bradley, Schneider CRANE CONTROL :- a) Pendant push button control and wireless remote control for long travel, cross travel and hoist motions. For switching ON and OFF the motor of a particular motion, the supply voltage to the pendant control shall be 24V AC/DC which shall be obtained through a suitable transformer. Necessary flexible multi core cable with sufficient length shall be supplied to enable the crane to be operated from floor level. Pendant shall be moving type and the movement of pendant will be independent of trolley via a separate track along girder length. On all the motions the circuit shall be so designed that brakes come into operation immediately in the event of tripping of motor main circuit breaker.
Item 4.29 Contd..... b) The pendant control shall be capable of withstanding rough handling without being damaged. The cover shall be firmly secured. c) The mass of the pendant shall be supported independently of the electric cable by means of wire rope/ chain. The pendant shall be Telemechanique make and the push buttons shall be double step type. d) On all pendant cranes safety means shall be provided to prevent inadvertent operation from floor while maintenance work is being carried out on the crane. e) Adequate guards shall be provided to prevent accidental contact of pendant ropes or holding wire rope/ chain with cross traverse. f) Along with the push button pendant; a wireless remote control of a reputed make shall also be offered for operation of LT, CT, hoist motion and luminaries under the crane g) Wireless remote control shall have two transmitters and one receiver. The wireless remote control transmitter shall be impact resistant. Make : Stromag/ Siemens/ ABB VVVF CONTROL DRIVES :- Independent AC variable frequency control drives of adequate capacity for main hoist, CT & LT shall be used by using independent variable voltage variable frequency drives suitable for crane application. However common controller for both the motors of LT may be used. Make : L&T, Danfoss, Siemens, ABB CONTACTORS :- All contactors shall be of AC 4 Class of duty with rating sufficiently higher than the full load current of the respective motors at the specified duty cycle. The directional contactors of all motions shall be suitably interlocked for correct sequence of operation. The contactors shall have high contact reliability. Make : Siemens / L&T / ABB / Schneider CIRCUIT PROTECTIVE SWITCH GEAR :- a) In crane, push button operated contactor shall be provided for circuit protection. b) Each control circuit branch to every contactor panel shall be provided with facility for isolation and protection against short circuits and sustained high overloads by means of appropriately rated miniature circuit breaker. c) MPCB (Motor protection circuit breaker) shall be used for each drive motor. Make - Siemens, Schneider Electric, ABB d) Soft starter shall be used for Long Travel (LT) drive motors. Make - Siemens, Schneider Electric, ABB
Item 4.29 Contd..... EMERGENCY STOP PUSH BUTTONS :- Safety switches of sustained contact type shall be provided at each end of Crane Bridge so that under any emergency conditions, by operating anyone of the switches, the incoming circuit breaker is tripped thus cutting power to all motions. One number of emergency stop push button shall also be provided on pendant LIMIT SWITCHES & LOCKS :- a) Hoist motion shall be provided with limit switches to prevent crane from over hoisting and over lowering. Two limit switches shall be provided for proper back up protection. One of the limit switch shall be based on Gravity. The first limit switch shall act in the event of over hoisting and over lowering shall be of snap action/ pin type self resetting feature and incorporated in the control circuit of respective drive motor. Make : Siemens/ ABB / L&T b) Other limit switch for slewing, skewing of crane etc. shall be provided. c) Long travel and cross travel motions shall be provided with two limit switches at each end. (i) First limit switch - To change the travel speed to creep speed. (ii) Second limit switch - To stop supply to relevant motor for further motion. This action shall be accompanied with an alarm sound and light indicting that maximum limit has been reached. d) Limit switch for hoist cross and long travel motion shall be supplied installed and wired. e) Limit switches shall be set such that there would be a gap of 20 to 30 mm between crane ends and buffers. In any case crane shall not touch the buffers. f) Audio & Visual Alarm for all the limit switches shall be provided. g) Safety latch and swiveling lock shall be provided for hook.
Item 4.29 Contd..... CONTROL PANEL (IP 55 CLASS) :- a) All power and aux contactors shall be mounted in sheet steel cubical with lockable hinged doors. Door hinges shall be of such type that during the repair works inside the panel the entire door can be lifted out and placed away enabling better access inside the panel. Each motion shall have either individual Panel or common panel with separate compartment. Interiors of panel shall be dust and vermin proof. b) Panels shall be front wired with readily accessible terminal blocks for making connections in the external equipment. Panels shall be prewired into terminal strip. FRLS copper conductor shall be used for control circuit wiring in the panel. c) All contactors etc. shall be mounted securely in a vertical arrangement with the consideration of the vibrations encountered in the operation of cranes. The bottom most row of the equipment mounted inside the panel except terminals strips shall be at least 150 mm above the panel bottom cover to facilitate inspection and repairs. d) All the equipments shall be so mounted in panel as to enable its easy removal/ replacement from the front. e) The terminal strips shall be fixed inside the panel preferably in a horizontal manner leaving enough space underneath the strip for termination of cables in a convenient manner. Power and control terminals shall be segregated. Power terminals blocks shall be separated from each other by means of replaceable insulated spacers. Terminal block shall have adequate clearance to avoid tracking. A minimum of 20% spare terminals block shall be provided in terminals strips. f) All equipments inside the panel shall have permanent identification labels in accordance with circuit diagram as also the power and control terminals. Terminal blocks shall be of robust and of such construction as to preclude possibility of cable connections getting loose during vibration on crane.
Item 4.29 Contd..... g) Sheet steel used for fabrication of panels shall have a minimum thickness of 2.0 mm. Panels shall be mounted such that bottom of panel is at least 150mm above the floor. h) Contactor panels shall be well braced to the crane structure and each panel shall be provided with adequate number of lifting lugs. j) All the panels and cabinets shall also be provided with LED luminaires for interior illumination. Panel Enclosure Make:- Rittal, Elsteel, Schneider Electric, Bhartia Cutler Hammer (BCH) CABLING :- a) All wiring for power control circuit shall be carried out with 1.1 KV grade, FRLS, PVC insulated copper cables as per IS 694 and IS 1554 Pt. I with smoke index and typical index corresponding to ASTM-2843 & IEC332-I. b) Minimum size of cables for control circuits shall be 2.5 sqmm and minimum size for power cables shall be 4 sqmm. c) All cables shall be systematically laid on G.I. trays or in cable drags of suitable type. d) CT cables of the crane shall run on cable drag chain. ELECTRICAL COMPONENTS :- All accessories and auxiliary electrical equipment including drive motors, electrically operated brakes, controllers, AC variable frequency controls, conductors, protective devices, operating devices, cables, conduits etc. necessary for the safe and satisfactory operation and maintenance of the crane shall be provided. Electrical equipment shall be adequately rated to permit simultaneous operation of any combination of motions of the crane for its duty service. The scope of supply relating to electrical portion shall cover the followings -
Item 4.29 Contd..... a) Indicating lamp and sound alarms : All indicating lamps shall be LED type with appropriate protection. Sound alarm shall have sufficient dB level such at it would be audible in the crane operating area. b) Shrouded down shop leads with LED lamps for three phase power indication. c) Main current Collectors (one in forward and another in rear). d) Power disconnecting switch on the crane bridge walk way, to be provided, immediately after the main current collection gears. f) Protective Switch gears g) Motor control panels. h) Socket outlets j) Power and control cables CT motion cables shall run in cable drag chain. k) IGUS Drag link cable system. l) Pendant & Wireless remote : Double step push buttons pendent and two numbers of wireless remote control having 100 meters range of operation (Make : Stromag, Siemens, ABB). There shall be override provision on the pendent for the remote. A master key control on the pedant shall be provided. An emergency PUSH BUTTON to complete shutdown shall be provided. The control pendent shall have separate movement in CT direction independently from trolley. m) MCBs shall only be used in the crane in lieu of HRC fuses. n) Shrouded bus bar GI conductor along with Isolator switch at the ground level. Cabling from the Isolator to the shrouded bus bar shall be included in scope of work. o) Three 150 W LED flood light luminaries under the crane, operable from pendant as well as from the wireless remote control. p) All sundry erection material required for installation and connecting up of electrical equipment with cable laying and fixing accessories shall be included scope of work. q) A load cell conforming to IS 3177 shall be provided in the crane for the online measurement of the weight of the load hoisted. EARTHING :- Earthing to the crane shall be effected through track rails crane structure. As such, all the electrical equipments mounted on crane shall be connected to the crane structure by means of earthing links complying with Indian Electricity Rules (IS 3043). Equipments fed by flexible cables shall be earthed by means of spare core provided in the flexible cable.
Item 4.29 Contd..... PAINTING & COLOUR :- The crane shall be epoxy painted (golden yellow colour) after obtaining surface finish better than or equal to SA 2½. All motors, brakes and panels shall also be epoxy painted. a) All parts of the crane shall be thoroughly cleaned of all loose mill scales, rust or foreign matter. b) All parts inaccessible after assembly shall be painted before assembly. c) The interior of all gear box housing shall be painted with two coats of oil resistant enamel paint. d) All structural parts of crane including girder, carriage etc shall be painted with at least two coats. e) Final coating thickness of the painted surface shall be 120 to 150 micron and same will be checked with DFT meter after final painting during factory acceptance test. f) Manufacturer shall do final painting at site before handing over to user. FOLLOWING ITEMS ARE ALSO INCLUDED IN SCOPE OF WORK :- a) Consumables like first fill of lubricating oils etc. for the initial operation of the equipment till handing over. b) Commissioning spares and start-up spare parts. c) Special tools & tackles, if any required. d) All drawings / documents along with operation and maintenance manuals as per requirement mentioned elsewhere in the tender document. e) Getting approval of design/drawings and design calculation related to the equipment (crane). After the approval of design/drawing the bidder shall check physical dimensions of span, alignment and leveling of girder before start of manufacturing of crane. f) 3 Ph, 415V, 50 Hz power supply at Isolator shall be provided at one point in building for EOT Crane. Further distribution including supply, laying & termination of cables shall be included in scope of work of EOT Crane. g) Trailing / Flexible Cables as required for the crane shall be included in scope of work. h) Long travel supporting girder structure with and incl Civil work including grouting is included in scope of work of EOT Crane. PRE DISPATCH INSPECTION :- Pre dispatch Inspection as per latest version IS:3177-1999 codes: The crane will be inspected and tested during different stages of its manufacture, starting from raw-materials till the completion of the crane, by the authorized representative of accepting authority at the manufacturer work place.
Supply, installation, testing and commissioning of 2 Ton EOT crane with and including its design, manufacturing, assembly, testing & inspection at manufacturer's works, packing, dispatch, transportation, safe delivery at site, required fabrication at site, installation, testing & commissioning, performance testing, final painting at site, EOT Crane of M5 (Class II) Duty (As Per IS: 807-2006), overhead double girder type, Span length of 16.50 Mtrs with Longitudinal Travel of min 17.50 meters, Push button trailing type & Wireless remote control pendant for controlling movent of hoist & span, lifting range of main hoist of 5.00 Mtrs (Hook Height), Swiveling type lifting hook with plain shank having trapezoidal section, speed of Main Hoist 3.0 Mtr/min (Max), Long Travel speed of 15.0 Mtr/ min (Max), Cross Travel speed of 15.0 Mtr / min (Max), having Max. variation of 10% in LT, CT speed and Max. 5% variation in hoisting speed, Creep speed of 0.3 m/min by VVVF complete all as specified and directed with following items -
Item 4.43 Contd..... STRUCTURAL DETAILS :- a) The crane bridge shall comprise of double girder of plate box type. Camber in the box girder shall be as per the relevant IS code. b) All welded subassemblies of box girder shall be stress relieved before final welding of the box girder. c) Position of the Weld joints in top plate, side plate and bottom plate of the box girder assembly shall be specified with respect to the maximum deflection plane (i.e. plane passing through the centre point of the box girder). d) In the main bridge girders, in addition to the required full length diaphragms, short diaphragms shall be inserted wherever required to transmit the trolley wheel load to the web plates and to limit the maximum stress in the trolley rail to safe permissible limits. All diaphragms must bear against the top flange. Steel plates used for bridge girders and diaphragms shall be as per IS:2062 (latest). e) All fasteners shall be hot dip galvanized. All load bearing fasteners shall be of high tensile grade, and it shall be of reputed make (Unbrako). Manufacturer shall submit a test report for mechanical testing for the same. f) The bridge girders shall be connected to the end carriages by large gusset plates. Ground tight fit bolts in reamed holes shall be used for bolted connections. g) The calculated strength of joints made by High Strength Friction Grip (HSFG) bolts shall not be less than calculated net strength of the member. The calculated strength of other bolted joints in structural members shall not be less than the net strength of the member plus 25%. h) All butt welds on structural members of bridge girders subjected to tension shall be radio graphically tested. All other welds shall be subjected to Magna flux or Dye Penetration Test. j) The box girders shall be so constructed as to eliminate any possibility of accumulation of water or oil inside them.
Item 4.43 Contd..... CRANE RAILS :- Square bars of 50mm X 50 mm as crane rails for longitudinal and cross travel shall be supplied, installed and tested by the supplier. END CARRIAGES :- a) Crane bridge shall be carried on end trolleys with solid forged wheels. The minimum end clearance on each side of the long travel wheels shall be 10mm. The wheels shall be mounted on fixed axle or suitable anti-friction spherical roller bearings which can be conveniently removed for maintenance. b) End carriages shall be designed to be strong enough to resist all stresses likely to be imposed upon them under varied service conditions, including collision with stops. The length of the end carriages shall be such that no other part of the crane is damaged in the event of a collision. c) End carriages shall be fabricated from rolled steel sections or plates, welded together to form a box. Suitable stiffening diaphragms shall be provided wherever required. The material used shall be steel as per IS: 2062(latest). d) Suitable jacking pads shall be provided on each end carriage for jacking up the crane while changing track wheels. These jacking pads shall not interfere with replacement of track wheels. e) The end carriages shall be fitted with suitable safety stops to prevent the crane from falling more than 25mm in the event of breakage of track wheel, bogie or axle. These safety stops shall not interfere with the removal of track wheels. TROLLEY FRAME :- a) The trolley frame shall be welded rolled steel box section, designed to transmit the load to the bridge rails without undue deflection. It shall be made rigid by providing suitable diaphragms. The material used shall be steel as per IS: 2062 (latest).
Item 4.43 Contd..... RAIL WHEELS :- a) The rail wheels shall be suitable to the crane rails. b) The wheels shall be manufactured from medium carbon alloy steels, and shall be solid forged and heat treated to have minimum hardness of 34HRC (320 BHN) on the tread and flanges to a depth of not less than 8mm. c) The wheels shall be shrink-fit on the axles. WIRE ROPES :- Wire rope in the crane shall be of galvanized type. Preferably “Hyflex” type wire ropes shall be used. If, it is conventional type; then it shall be 6 x 36 construction and made from best plough steel of tensile strength 180 kg/mm2. Make: Usha Martin/ Kennedy Wire Rope and Sling / Fort William ROPE DRUMS :- a) The rope drum shall be designed to withstand the compressive stresses caused by the rope wound on it and the bending stress due to beam action of the drum. b) The steel used shall be conforming to IS: 2062 -1984 (or latest) quality. The rope drum shall be stress relieved after fabrication. T- joints shall be radio graphically checked. c) The drum shall be designed to take the entire length of the rope in a single layer. Free extra turns as specified in IS: 3177 shall also be provided. The drum shall be flanged at both ends. d) Cranes shall be designed with number of rope having 4 falls. e) Weld joint of the web with rope drum shaft and inner diameter of the rope drum shall be radio graphed. This shall be applicable seamless rope drum. GEARING :- Only helical gears shall be used. Gearing in all motions shall be of suitable case carburizing low carbon alloy steels and shall conform to relevant Indian/ International standards. They shall generally be in accordance with IS: 4460-1967(or latest). All gears shall be hardened and profile ground for longer life and silent operation. Minimum surface hardness of pinions and gears shall be in the range of 55-60 HRC. The hardness of gears shall be at least 2 - 3 HRC less than that of pinions.
Item 4.43 Contd..... GEAR BOXES :- a) All gear boxes shall be of completely enclosed splash lubricated type. All gear boxes shall be oil tight and sealed with neoprene ‘O’ rings of suitable section. All gear shafts shall be supported in bearings mounted in the gear boxes. Gear boxes shall be made of graded C.I./ M.S. fabricated. All gear boxes shall be stress relieved. Gear boxes shall be provided with breather vents, easily accessible drain plugs, and a suitable oil level indicator such as a dip stick. Adequate radial clearances between the gear box inner surface and outside diameter of the gears shall be ensured. The facial clearance between the inner surface of the gear box and the face of the nearest gear/ pinions shall be at least 10mm. All gears and pinions shall be of ground type so as to reduce noise levels to the minimum. b) All gear boxes shall have drip pans to avoid oil falling on shop floor. c) LT/ CT gear boxes- These shall be of a modular, integral design. Motors may be either flange-mounted or foot mounted, or a combination of the two. Make : Nu-Teck/ Indiana Machine Tools (India)/ DEMAG MOTORS :- Three phase squirrel cage crane duty TEFC induction motor, having five star rating. a) For Long Travel : The wheels of each end carriage shall be driven by independent synchronized drive motors mounted near each end carriage. 40% CDF, S4 duty, Class-F insulation, 150 starts/ stops per hour. b) For Cross Travel : A separate cross traverse motor shall be used for cross traverse drive through a suitable gear box. 40% CDF, S4 duty Class-F insulation, 150 starts/ stops per hour. c) For Hoist : A separate hoist motor shall be used for Hoist drive through a suitable gear box. 40% CDF, S4 duty Class-F insulation, 150 starts/ stops per hour. Make : Siemens, ABB, Crompton Greaves, BBL, Alstom, Marathan
Item 4.43 Contd..... BRAKES :- Brake release shall be dependent on motor torque. The brake shall be released only if 100% torque is developed in the motor. Make : Pethe, Stromag a) For L T & C T motions, the maximum braking torque to arrest long travel and cross traverse motions shall not less than 100% of full load torque for each brake. The LT & CT motions brake shall be provided with fail safe DC disc type - 01 no. (for each) b) For hoist motion, two brakes shall be used and the braking torque for each brake shall not be less than 125% of full load torque. One of the two hoist brakes shall be applied with a time lag of 3 seconds in relation to the first. The hoisting motion shall be provided with (i) Electro Hydraulic Thruster Brake - 01 no. (ii) Fail-safe D.C. Disc brakes - 01 no. ROPE SHEAVES :- All sheaves shall be of cast/ forged steel. They shall be identical, with the exception of the equalizer sheave. The equalizer sheave shall be mounted above the trolley floor and shall be easily accessible and removable from the trolley floor level. Sheave grooves shall be smooth finished for getting increased rope life. The wire ropes shall be parallel with each other. BEARINGS :- Ball and roller anti-friction bearings shall be used. For long and cross traverse wheels, spherical roller bearings shall be used. Bush bearings shall not be used at any location. Makes : NBC, SKF, FAG, NRB, NTN, KOYO. LIFTING HOOK :- Standard plain shank type with locking arrangement, trapezoidal section hooks shall be used. These hooks shall conform to the relevant Indian Standard Specifications IS: 3815(latest) and IS: 8610 (latest). Certificate of test and examination to be submitted. Certificate shall indicate sr. no. and date of testing. Make : Eusuf Eli Karachwala (EEK)/ JDT BUFFERS :- Spring loaded or other suitable buffers shall be fitted on the four corners of the crane also at the four ends of the bridge girders. Buffers shall be rigidly bolted in place, preferably along the centre line of the crane rail or trolley rail as the case may be. All buffers shall have sufficient energy absorbing capacity to stop the bridge or trolley in either direction when traveling at a speed of least 40% full load rated speed. Bridge buffers shall have a contact surface of not less than 125mm diameter.
Item 4.43 Contd..... LUBRICATION :- a) All gears and bearings enclosed inside gear boxes shall be splash lubricated. Bottom blocks and pedestal bearings shall have independent greasing points. b) A lubricating chart shall be provided in the manual, indicating all lubrication points, the type of lubricants required and the recommended frequency of lubrication. These details shall be repeated, and amplified if necessary, in the Maintenance Manual to be supplied along with the crane minimum two nos. of hard copies. SHROUDED BUS BAR CONDUCTOR :- a) The conductor system shall be finger safe to IP-21 with necessary supporting technical evidence of same and the conductor and material shall be of suitable metal (Galvanized Iron) insulated by a high impact gloss finish VR 935/2 PVC compound which shall have a step/groove shrouded all along its length for effective molding of the conductor system. b) The conductor shall be in minimum 4 mtrs. length, to be jointed with molded joint of the same material as the conductor. c) Conductors shall be supported by way of a single piece molding, four pole hangers with single bolt fixing. d) The current collector arm shall be aluminum die cast totally insulated and the connection cable shall be fully enclosed and double insulated within the collector arm with a proven performance. Two sets of current collectors shall be used, one in forward and another on rear, on DSL. Make : STROMAG, Siemens, ABB, Allen Bradley, Schneider
Item 4.43 Contd..... CRANE CONTROL :- a) Pendant push button control and wireless remote control for long travel, cross travel and hoist motions. For switching ON and OFF the motor of a particular motion, the supply voltage to the pendant control shall be 24V AC/DC which shall be obtained through a suitable transformer. Necessary flexible multi core cable with sufficient length shall be supplied to enable the crane to be operated from floor level. Pendant shall be moving type and the movement of pendant will be independent of trolley via a separate track along girder length. On all the motions the circuit shall be so designed that brakes come into operation immediately in the event of tripping of motor main circuit breaker. b) The pendant control shall be capable of withstanding rough handling without being damaged. The cover shall be firmly secured. c) The mass of the pendant shall be supported independently of the electric cable by means of wire rope/ chain. The pendant shall be Telemechanique make and the push buttons shall be double step type. d) On all pendant cranes safety means shall be provided to prevent inadvertent operation from floor while maintenance work is being carried out on the crane. e) Adequate guards shall be provided to prevent accidental contact of pendant ropes or holding wire rope/ chain with cross traverse. f) Along with the push button pendant; a wireless remote control of a reputed make shall also be offered for operation of LT, CT, hoist motion and luminaries under the crane g) Wireless remote control shall have two transmitters and one receiver. The wireless remote control transmitter shall be impact resistant. Make : Stromag/ Siemens/ ABB VVVF CONTROL DRIVES :- Independent AC variable frequency control drives of adequate capacity for main hoist, CT & LT shall be used by using independent variable voltage variable frequency drives suitable for crane application. However common controller for both the motors of LT may be used. Make : L&T, Danfoss, Siemens, ABB CONTACTORS :- All contactors shall be of AC 4 Class of duty with rating sufficiently higher than the full load current of the respective motors at the specified duty cycle. The directional contactors of all motions shall be suitably interlocked for correct sequence of operation. The contactors shall have high contact reliability. Make : Siemens / L&T / ABB / Schneider CIRCUIT PROTECTIVE SWITCH GEAR :- a) In crane, push button operated contactor shall be provided for circuit protection. b) Each control circuit branch to every contactor panel shall be provided with facility for isolation and protection against short circuits and sustained high overloads by means of appropriately rated miniature circuit breaker. c) MPCB (Motor protection circuit breaker) shall be used for each drive motor. Make - Siemens, Schneider Electric, ABB d) Soft starter shall be used for Long Travel (LT) drive motors. Make - Siemens, Schneider Electric, ABB
Item 4.43 Contd..... EMERGENCY STOP PUSH BUTTONS :- Safety switches of sustained contact type shall be provided at each end of Crane Bridge so that under any emergency conditions, by operating anyone of the switches, the incoming circuit breaker is tripped thus cutting power to all motions. One number of emergency stop push button shall also be provided on pendant LIMIT SWITCHES & LOCKS :- a) Hoist motion shall be provided with limit switches to prevent crane from over hoisting and over lowering. Two limit switches shall be provided for proper back up protection. One of the limit switch shall be based on Gravity. The first limit switch shall act in the event of over hoisting and over lowering shall be of snap action/ pin type self resetting feature and incorporated in the control circuit of respective drive motor. Make : Siemens/ ABB / L&T b) Other limit switch for slewing, skewing of crane etc. shall be provided. c) Long travel and cross travel motions shall be provided with two limit switches at each end. (i) First limit switch - To change the travel speed to creep speed. (ii) Second limit switch - To stop supply to relevant motor for further motion. This action shall be accompanied with an alarm sound and light indicting that maximum limit has been reached. d) Limit switch for hoist cross and long travel motion shall be supplied installed and wired. e) Limit switches shall be set such that there would be a gap of 20 to 30 mm between crane ends and buffers. In any case crane shall not touch the buffers. f) Audio & Visual Alarm for all the limit switches shall be provided. g) Safety latch and swiveling lock shall be provided for hook.
Item 4.43 Contd..... CONTROL PANEL (IP 55 CLASS) :- a) All power and aux contactors shall be mounted in sheet steel cubical with lockable hinged doors. Door hinges shall be of such type that during the repair works inside the panel the entire door can be lifted out and placed away enabling better access inside the panel. Each motion shall have either individual Panel or common panel with separate compartment. Interiors of panel shall be dust and vermin proof. b) Panels shall be front wired with readily accessible terminal blocks for making connections in the external equipment. Panels shall be prewired into terminal strip. FRLS copper conductor shall be used for control circuit wiring in the panel. c) All contactors etc. shall be mounted securely in a vertical arrangement with the consideration of the vibrations encountered in the operation of cranes. The bottom most row of the equipment mounted inside the panel except terminals strips shall be at least 150 mm above the panel bottom cover to facilitate inspection and repairs. d) All the equipments shall be so mounted in panel as to enable its easy removal/ replacement from the front. e) The terminal strips shall be fixed inside the panel preferably in a horizontal manner leaving enough space underneath the strip for termination of cables in a convenient manner. Power and control terminals shall be segregated. Power terminals blocks shall be separated from each other by means of replaceable insulated spacers. Terminal block shall have adequate clearance to avoid tracking. A minimum of 20% spare terminals block shall be provided in terminals strips. f) All equipments inside the panel shall have permanent identification labels in accordance with circuit diagram as also the power and control terminals. Terminal blocks shall be of robust and of such construction as to preclude possibility of cable connections getting loose during vibration on crane.
Item 4.43 Contd..... g) Sheet steel used for fabrication of panels shall have a minimum thickness of 2.0 mm. Panels shall be mounted such that bottom of panel is at least 150mm above the floor. h) Contactor panels shall be well braced to the crane structure and each panel shall be provided with adequate number of lifting lugs. j) All the panels and cabinets shall also be provided with LED luminaires for interior illumination. Panel Enclosure Make:- Rittal, Elsteel, Schneider Electric, Bhartia Cutler Hammer (BCH) CABLING :- a) All wiring for power control circuit shall be carried out with 1.1 KV grade, FRLS, PVC insulated copper cables as per IS 694 and IS 1554 Pt. I with smoke index and typical index corresponding to ASTM-2843 & IEC332-I. b) Minimum size of cables for control circuits shall be 2.5 sqmm and minimum size for power cables shall be 4 sqmm. c) All cables shall be systematically laid on G.I. trays or in cable drags of suitable type. d) CT cables of the crane shall run on cable drag chain. ELECTRICAL COMPONENTS :- All accessories and auxiliary electrical equipment including drive motors, electrically operated brakes, controllers, AC variable frequency controls, conductors, protective devices, operating devices, cables, conduits etc. necessary for the safe and satisfactory operation and maintenance of the crane shall be provided. Electrical equipment shall be adequately rated to permit simultaneous operation of any combination of motions of the crane for its duty service. The scope of supply relating to electrical portion shall cover the followings - a) Indicating lamp and sound alarms : All indicating lamps shall be LED type with appropriate protection. Sound alarm shall have sufficient dB level such at it would be audible in the crane operating area.
Item 4.43 Contd..... b) Shrouded down shop leads with LED lamps for three phase power indication. c) Main current Collectors (one in forward and another in rear). d) Power disconnecting switch on the crane bridge walk way, to be provided, immediately after the main current collection gears. f) Protective Switch gears g) Motor control panels. h) Socket outlets j) Power and control cables CT motion cables shall run in cable drag chain. k) IGUS Drag link cable system. l) Pendant & Wireless remote : Double step push buttons pendent and two numbers of wireless remote control having 100 meters range of operation (Make : Stromag, Siemens, ABB). There shall be override provision on the pendent for the remote. A master key control on the pedant shall be provided. An emergency PUSH BUTTON to complete shutdown shall be provided. The control pendent shall have separate movement in CT direction independently from trolley. m) MCBs shall only be used in the crane in lieu of HRC fuses. n) Shrouded bus bar GI conductor along with Isolator switch at the ground level. Cabling from the Isolator to the shrouded bus bar shall be included in scope of work. o) Three 150 W LED flood light luminaries under the crane, operable from pendant as well as from the wireless remote control. p) All sundry erection material required for installation and connecting up of electrical equipment with cable laying and fixing accessories shall be included scope of work. q) A load cell conforming to IS 3177 shall be provided in the crane for the online measurement of the weight of the load hoisted. EARTHING :- Earthing to the crane shall be effected through track rails crane structure. As such, all the electrical equipments mounted on crane shall be connected to the crane structure by means of earthing links complying with Indian Electricity Rules (IS 3043). Equipments fed by flexible cables shall be earthed by means of spare core provided in the flexible cable.
Item 4.43 Contd..... PAINTING & COLOUR :- The crane shall be epoxy painted (golden yellow colour) after obtaining surface finish better than or equal to SA 2½. All motors, brakes and panels shall also be epoxy painted. a) All parts of the crane shall be thoroughly cleaned of all loose mill scales, rust or foreign matter. b) All parts inaccessible after assembly shall be painted before assembly. c) The interior of all gear box housing shall be painted with two coats of oil resistant enamel paint. d) All structural parts of crane including girder, carriage etc shall be painted with at least two coats. e) Final coating thickness of the painted surface shall be 120 to 150 micron and same will be checked with DFT meter after final painting during factory acceptance test. f) Manufacturer shall do final painting at site before handing over to user. FOLLOWING ITEMS ARE ALSO INCLUDED IN SCOPE OF WORK :- a) Consumables like first fill of lubricating oils etc. for the initial operation of the equipment till handing over. b) Commissioning spares and start-up spare parts. c) Special tools & tackles, if any required. d) All drawings / documents along with operation and maintenance manuals as per requirement mentioned elsewhere in the tender document. e) Getting approval of design/drawings and design calculation related to the equipment (crane). After the approval of design/drawing the bidder shall check physical dimensions of span, alignment and leveling of girder before start of manufacturing of crane. f) 3 Ph, 415V, 50 Hz power supply at Isolator shall be provided at one point in building for EOT Crane. Further distribution including supply, laying & termination of cables shall be included in scope of work of EOT Crane. g) Trailing / Flexible Cables as required for the crane shall be included in scope of work. h) Long travel supporting girder structure with and incl Civil work including grouting is included in scope of work of EOT Crane. PRE DISPATCH INSPECTION :- Pre dispatch Inspection as per latest version IS:3177-1999 codes: The crane will be inspected and tested during different stages of its manufacture, starting from raw-materials till the completion of the crane, by the authorized representative of accepting authority at the manufacturer work place.
COOLING APPLIANCE -----
Supply & install wall mounted voltage stabiliser, copper wound type for automatic operation, single phase naturally air cooled indoor type & designed for input variation between 170V to 250V with output voltage stabilized at 230V with accuracy of + or - 2.5% and of following capacity complete all as specified and directed:-
Supply, install, connecting and testing of water cooler fully stainless steel non- corrosive electric driven (single phase) having approx storage capacity 120 Ltrs self contained drinking water cooler with (Non - CFC refrigerent) energy efficient compressor and nominal cooling capacity of 60 Ltrs/Hrs including connecting of incoming and outgoing GI pipe medium grade and gate valve of suitable size with necessary PVC Nylone braided pipe, PCC platform including drainig water provision etc. complete all as specified and directed.
Supply, install, connecting and testing of water cooler fully stainless steel non- corrosive electric driven (single phase) having approx storage capacity 80 Ltrs self contained drinking water cooler with (Non - CFC refrigerent) energy efficient compressor and nominal cooling capacity of 40 Ltrs/Hrs including connecting of incoming and outgoing GI pipe medium grade and gate valve of suitable size with necessary PVC Nylone braided pipe, PCC platform including drainig water provision etc. complete all as specified and directed.
Supply, installation and testing of commersial evaporative type Air cooler (Desert Cooler) Steel body, 230 Volts, single phase, having capacity of 4000 cum/hr (450 mm Sweep) Water storage capacity not less than 40 Ltrs, 15 mm dia floot valve and suitable PVC connectors, moquesto proofing net for all sides providing with fixing arrangements with suitable size of MS angle iron stand with wheel arrangments complete all as specified and directed.
Supply & installed refrigerator, double door elcectric driven (singlephase), 230 Volt 50 HZ, BEE certified minium 5 star ratingcapacity of 200 Ltrs frost free complete all as specified and as directed.
Supply transport, installation testing and commissioning of 16 Metres High Mast lighting system of motorised raised and lowering type, with all accessories including head frame, steelo wire rope of min. 5mm dia, double drum winch, galvanised lantern carriage arrangement suitable for min 09 nos. LED luminaries symmetrically arranged & its control gear boxes, lighting finial, single dome LED aviation obstruction light (02 Nos), integral power tool installed inside base compartment for its operation, control panel housing suitable for control circuit for the operation of the mast, precision timer for automatic on/off control etc comprising of following items, conforming to IS:3534 duly fixed on RCC foundation (as per manufacturer design) complete all as directed:-
SECURITY/ COMPOUND WALL/ FENCING AND GATE
S&F concertina coil 600 dia of each coil and 10 Nos coil / round for 1RM fixed with top of angle iron Y section of boundary wall complete all as specified & directed.
SEWAGE DISPOSAL
S&F 150mm internal dia of DWCPE pipe, laid and jointed with cement collar and accessories all as per manufacturer instruction complete all as specified and directed.
Supplying, laying & testing on site LLDPE Septic Tank 5000 ltrs capacity designed to carry sewage and sullage water, excavation any type of soil, PCC 1:4:8 below foundation, Vent Shaft, connection etc complete for 30 users complete all as specified and directed.
M&L on site Soakage well 30 users wells of honey combed and solid including intercepting chamber, screen chamber Brick work in CM, RCC cover slab / RR masonry / filling with brick bats all as specified and shown in drawing No. CEBZ/TD/78/2011 Sheet 1/2 & 2/2complete all as specified and directed.
PACKAGE TYPE STP
Design, supply, construction, installation, testing and commissioning of Moving Bed Bio Reactor (MBBR) Sewage Treatment Plant(STP) of 25 KLD (Kilo Litres per Day) capacity on turnkey basis for treatment of effluent with desired output parameters as given below including design and construction of all structures for various units, operator cum control room with toilet; supply and installation of electro mechanical equipments i.e blowers, pump, filters, flowmeter, inter connecting pipes & valves, electrical panel, earthing, cables, foundation, etc and other accessories and allied connected works required for smooth functioning of STP complete all as specified and directed including manning and operation of sewage treatment plant including accessories complete for 11 months inclusive of daily, weekly, monthly, quaterly, half yearly and yearly maintenance in three shifts (08 hours) per day with all consumable materials including all chemicals and spares and repairs, if any to upkeep the entire sewage treatment plant.
Item 4.76 Contd....... Treated water standard for reuse of treated sewage:- pH - 6.50-8.30, TSS < 10mg/l, BOD - 10mg/l, COD - As arising, Residual Chlorine - > 1mg/l, Faceal coliform - Nil mpn/100ml, Oil & Grease - < 10mg/l, Nitrate Nitrogen as N - 5mg/l, Total Kjeldhal Nitrogen(TKD) - < 10mg/l, Colour - Colourless, Odour - Not foul odour
S&F 3- layer PP-R Polypropylene random copolymer) pipes SDR 7.4 & SDR 11 UV stablised and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches, outer bore 50 mm including all fittings complete all as specified and directed.
S&F 3- layer PP-R Polypropylene random copolymer) pipes SDR 7.4 & SDR 11 UV stablised and antimicrobial fusion welded having thermal stability for hot & cold water supply all PP-R plain & brass threaded polypropylene random fittings laid in trenches, outer bore 25 mm including all fittings complete all as specified and directed.
S&F PPR Gate Valves (Brass Insert) of 50 mm bore complete all as specified and directed.
S&F PPR Gate Valves (Brass Insert) of 25 mm bore complete all as specified and directed.
ROAD PATH AND CULVERT
M&L for road line painting 100mm wide with golden yellow/white thermostatic compound with reflectorised glass beads on bituminous road, providing and laying of hot applied thermostatic compound 2.5mm thick including glass beads @ 250gm per sqm area thickness 2.5mm is exclusive of surface applied, glass beads as per IRC-35. The finish surface to be level and uniform and free from streaks and holes in addition where arrows or letter to be provided thermoplastic compound may be hard spalayed. The colour of compound shall be as directed complete all as specified and directed.
S&F Shanked reflective raised pavement markers on the edge line & centre line of the road with its body surface made of tough polycarbonate electronocally welded to the body model 3M290 series or equivalent to the lenght height & width of the body will not exceed 150mm 20mm & 110mm respectively. the lower surface of the RPM will be supported eith two nylon shanks will not be less 130sq cm sloping at angle not more than 28 deg to the base to ensure max reflectively complete all as specified and directed.
S&F Directional solar road studs Union Bhopal or equivalent make of aluminium die cast body confirming to IS617:1994 Designation 4250, provided with bottom shank water draining channels at top & load bearing capacity upto 12 tons Solar PV module should made of high efficiency crystalline silicon PV cells of high conversion efficiency covered with clear transperent anti polycarbonate material & two Ni-Cd type rechargable battery (upto 3non sunny day back up) Ultra Bright LED having high luminous intensity visible from 250-350mtrs & flashing rate 120/minute. All LED covered with the polycarbonate reflective coverson the sides 3 LED on both tapering side for Bi-directional solar studs. covered with polycarbonate material complete all as specified and directed
Supply and laying m-sand sand for cable cushioning in trenches to required width at bottom and top of cable including spreading levelling watering and consolidation complete all as specified and directed. Note:- Punned thickness only shall be measured and paid.
Supplying and Laying un reinforced precast concrete cable cover, class HVP, Type 2, with peak, size 300 mm X180 mm X40 mm as per IS -5280: 1970 for HT cable duly embossing of 4 mm deep word ÉLECTRIC' & ISI marked & grading on cable cover complete all as specified and directed.
M&L for High density polyethylene pipes (HDPE) 75mm bore of pressure rating 6 kgf/cm2 laid in trenches/floors/duct or fixed on walls /pole for cable protection complete all as specified and directed.
M&L for High density polyethylene pipes (HDPE) 100mm bore of pressure rating 6 kgf/cm2 laid in trenches/floors/duct or fixed on walls /pole for cable protection complete all as specified and directed.
M&L for 100mm thick PCC flooring M-20 grade type A2 using 40mm graded stone aggreagate complete all as specified & directed.
M&L for brickwork with fly ash bricks using old size brick, straight or curved on plan exceeding 6mtr mean radius built in CM (1:4) complete all as specified and directed.
PROVISIONAL LUMP SUM a) This sum shall be expended wholly or in part as directed by the GE and the work shall be carried out to the extent ordered in writing by the GE. The work under provisional lump sum shall be measured and paid for at the applicable (or prorata) rate in MES schedule adjusted by the percentage quoted by the contractor. (Contractor to quote lumpsum amount which will be converted to percentage over /below) (b) Excavation and earth work & site development etc required for scope covered under provisional lump sum shall be measured and paid under relevant items of sch ‘A’ part X, i.e. excavation,earth work and site developement. (A) Provide Provisional lump sum for :- (a) Football/ Hockey ground Size 110X75m - 01 Nos (b) Basket Ball court Size 28X15m -01 Nos (c) Parade Ground - 01 Nos, (d) Volley ball court Size 10X09m - 01 Nos (i) Add/deduct _____% (Contractor to quote lumpsum amount which will be converted to percentage over/below)
SHRE GURMUKHDAS CONTRACTOR PVT. LTD.
ATUL CONSTRUCTION CO.
M/s Suresh Chand Gupta
Sood Enterprises
M/s Jatindra Construction Company
M/s Madan Lal Bansal and Co. Contractors Pvt. Ltd.
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