cable stacking rev 01
DESCRIPTION
New concept for the corridor constraint areas Minimum corridor width required, No MEP services in this arrangement, No Life cycle costing, Separate Access for every system voltages Designed by Pradeesh VijayanTRANSCRIPT
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PROPOSEDPROPOSEDPROPOSEDPROPOSED
CABLESTACKINGCABLESTACKINGFOREXPRESSWAYPROJECTSFOREXPRESSWAYPROJECTS
06July201506July2015
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PROPOSEDCABLESTACKINGFORPROPOSEDCABLESTACKINGFOREXPRESSWAYPROGRAMMEEXPRESSWAYPROGRAMME
CONTENTSCONTENTS1.1. INTRODUCTIONINTRODUCTION2.2. UNDERGROUNDINSTALLATIONMETHODSUNDERGROUNDINSTALLATIONMETHODS3.3. CABLESTACKINGCABLESTACKING4.4. MAINTENANCEMAINTENANCE5.5. CONSTRUCTIONCONSTRUCTION6.6. FUTURESUBSTATIONFUTURESUBSTATION7.7. CURRENTCARRYINGCAPACITYCURRENTCARRYINGCAPACITY8.8. CABLEPULLINGCABLEPULLING9.9. COSTANDTIMECOSTANDTIME00 S O SS O S
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10.10. INSTALLATIONREFERENCESINSTALLATIONREFERENCES
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PROPOSEDCABLESTACKINGFORPROPOSEDCABLESTACKINGFOREXPRESSWAYPROGRAMMEEXPRESSWAYPROGRAMME
CORRIDORISSUES:BASISFORCABLESTACKINGCORRIDORISSUES:BASISFORCABLESTACKING
LIMITEDCORRIDORSPACEAVAILABLE LARGENUMBEROFCIRCUITSTODIVERT/ROUTEWITHIN
THEAVAILABLECORRIDOR MMUPADVISEDTHATNOFURTHERLANDTAKEWILLBE
APPROVEDAPPROVED
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RAS ABU ABOUD STREETREQUIRED CORRIDOR = 13.5 mAVAILABLE CORRIDOR = 2.7 m
A RING ROAD
L= 2900 m
A RING ROAD
L= 2850 m B RING ROAD
B RING ROADREQUIRED CORRIDOR = 12.5 mAVAILABLE CORRIDOR = 2.5 m
CORRIDOR CONSTRAINS5
CORRIDOR CONSTRAINS
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2.1OPTIONSATCONSTRAINTAREAS2.1OPTIONSATCONSTRAINTAREAS
CABLE STACKING
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CABLE TUNNEL via CUT & COVER CABLE TUNNEL via TBM
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2.2UNDERGROUNDINSTALLATIONMETHODS2.2UNDERGROUNDINSTALLATIONMETHODSMETHOD CAUSE
1. DIRECT BURIED INADEQUATE UTILITY CORRIDOR AT FEW AREAS
2. CABLE STACKING SIMPLE CONSTRUCTION LESS EXPENSIVE NO RUNNING COST MINIMUM MAINTENANCE REQUIRED
3 CABLE TUNNEL REQUIRED REGULAR MAINTENANCE3. CABLE TUNNEL - CUT AND COVER
REQUIRED REGULAR MAINTENANCE REQUIRES ADDITIONAL LAND TAKE FORUTILITY BUILDINGS AND VENTILLATION SHAFTS
EXPENSIVE4. CABLE TUNNEL
- TBM MOST EXPENSIVE AMONG OPTIONS REQUIRED REGULAR MAINTENANCE REQUIRES ADDITIONAL LAND TAKE FORUTILITY BUILDINGS AND VENTILLATION SHAFTS
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UTILITY BUILDINGS AND VENTILLATION SHAFTS
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3)CABLESTACKING3)CABLESTACKING CABLE ARRANGEMENTS IN DUCT BANKSCABLE ARRANGEMENTS IN DUCT BANKS CABLEARRANGEMENTSINDUCTBANKSCABLEARRANGEMENTSINDUCTBANKS
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3.1)CABLESTACKING3.1)CABLESTACKING
TYPICALDUCTARRANGEMENTTYPICALDUCTARRANGEMENT SEPARATEUPVCDUCTSFOREVERYCABLESSEPARATEUPVCDUCTSFOREVERYCABLES SPACINGBETWEENDUCTSHAVEBEENSPACINGBETWEENDUCTSHAVEBEENS C G UC SS C G UC S
DERIVEDUPONTHESIMULATIONRESULTSDERIVEDUPONTHESIMULATIONRESULTS
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3.2)SAFETYANDRELIABILITY3.2)SAFETYANDRELIABILITY
DEDICATEDACCESSDEDICATEDACCESSFOREVERYSYSTEMVOLTAGESFOREVERYSYSTEMVOLTAGES
LVACCESSCHAMBERLVACCESSCHAMBER MV ACCESS CHAMBERMV ACCESS CHAMBERMVACCESSCHAMBERMVACCESSCHAMBER HVACCESSCHAMBERHVACCESSCHAMBER EHVACCESSCHAMBEREHVACCESSCHAMBER
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3.3)SAFETYANDRELIABILITY3.3)SAFETYANDRELIABILITY
LV ACCESS CHAMBERLV ACCESS CHAMBER LVACCESSCHAMBERLVACCESSCHAMBER MAINTENANCEANDMATERIALACCESSMAINTENANCEANDMATERIALACCESS
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3.3)SAFETYANDRELIABILITY3.3)SAFETYANDRELIABILITY
LV CHAMBERLV CHAMBER LVCHAMBERLVCHAMBER
2.3m
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3.4)SAFETYANDRELIABILITY3.4)SAFETYANDRELIABILITY
MV ACCESS CHAMBERMV ACCESS CHAMBER MVACCESSCHAMBERMVACCESSCHAMBER MAINTENANCEANDMATERIALACCESSMAINTENANCEANDMATERIALACCESS
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3.4)SAFETYANDRELIABILITY3.4)SAFETYANDRELIABILITY
MV CHAMBERMV CHAMBER MVCHAMBERMVCHAMBER
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3.5)SAFETYANDRELIABILITY3.5)SAFETYANDRELIABILITY
EHV ACCESS CHAMBEREHV ACCESS CHAMBER EHVACCESSCHAMBEREHVACCESSCHAMBER UPPERCONFIGURATIONUPPERCONFIGURATION MAINTENANCEANDMATERIALACCESSMAINTENANCEANDMATERIALACCESS
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3.5)SAFETYANDRELIABILITY3.5)SAFETYANDRELIABILITY
EHV CHAMBEREHV CHAMBER EHVCHAMBEREHVCHAMBER UPPERCONFIGURATIONUPPERCONFIGURATION
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3.6)SAFETYANDRELIABILITY3.6)SAFETYANDRELIABILITY
EHV ACCESS CHAMBEREHV ACCESS CHAMBER EHVACCESSCHAMBEREHVACCESSCHAMBER DOWNCONFIGURATIONDOWNCONFIGURATION MAINTENANCEANDMATERIALACCESSMAINTENANCEANDMATERIALACCESS
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3.6)SAFETYANDRELIABILITY3.6)SAFETYANDRELIABILITY
EHV CHAMBEREHV CHAMBER EHVCHAMBEREHVCHAMBER DOWNCONFIGURATIONDOWNCONFIGURATION
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3.7)SUSTAINABLEDESIGN3.7)SUSTAINABLEDESIGN
80 YEARS OF RESOLUTION80 YEARS OF RESOLUTION 80YEARSOFRESOLUTION80YEARSOFRESOLUTION 40YEARSOFLIFESPAN40YEARSOFLIFESPAN
FOR THE INSTALLED CABLESFOR THE INSTALLED CABLESFORTHEINSTALLEDCABLESFORTHEINSTALLEDCABLES
SPAREFOR41TO80YEARSSPAREFOR41TO80YEARS ECOFRIENDLYECOFRIENDLY
REDUCED CARBON FOOTAGESREDUCED CARBON FOOTAGES REDUCEDCARBONFOOTAGESREDUCEDCARBONFOOTAGES NOMEPEQUIPMENTSNOMEPEQUIPMENTSDIESELGENERATOR,MOTORS,..DIESELGENERATOR,MOTORS,..
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3.7)SUSTAINABLEDESIGN3.7)SUSTAINABLEDESIGN
ECO FRIENDLYECO FRIENDLY ECOFRIENDLYECOFRIENDLY SOFTLANDSCAPINGPOSIBILITYSOFTLANDSCAPINGPOSIBILITY
TO REDUCE URBAN HEAT RADIATIONSTO REDUCE URBAN HEAT RADIATIONS TOREDUCEURBANHEATRADIATIONSTOREDUCEURBANHEATRADIATIONS IMPROVEDAIRQUALITYIMPROVEDAIRQUALITYAND LOWER GREENHOUSE EMISSIONSAND LOWER GREENHOUSE EMISSIONSANDLOWERGREENHOUSEEMISSIONSANDLOWERGREENHOUSEEMISSIONS
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3.8)SAFETYANDRELIABILITY3.8)SAFETYANDRELIABILITY
NO MECHANICAL EQUIPMENTSNO MECHANICAL EQUIPMENTS NOMECHANICALEQUIPMENTSNOMECHANICALEQUIPMENTS JUMBOJETFAN,SMOKEEXTRACTFANJUMBOJETFAN,SMOKEEXTRACTFAN
FIRE PUMPFIRE PUMP FIREPUMPFIREPUMP CHILLERCHILLER DIESEL GENERATORDIESEL GENERATOR DIESELGENERATORDIESELGENERATOR MOTORMOTOR
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3.8)SUSTAINABLEDESIGN3.8)SUSTAINABLEDESIGN
SAVE EARTHSAVE EARTH ENERGY SAVINGSENERGY SAVINGS SAVEEARTHSAVEEARTH ENERGYSAVINGSENERGYSAVINGS SAVELIGHTINGENERGYSAVELIGHTINGENERGY WATER (e g FIRE WATER PIPING)WATER (e g FIRE WATER PIPING) WATER(e.g.,FIREWATER,PIPING)WATER(e.g.,FIREWATER,PIPING) FUEL(e.g.,STANDBYDIESELGENERATOR)FUEL(e.g.,STANDBYDIESELGENERATOR) KEEPTHEENVIRONMENTCOOL(HEATFROMKEEPTHEENVIRONMENTCOOL(HEATFROM((
FANS)FANS) POWERCONSUMPTIONPOWERCONSUMPTION
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3.9)SAFETYANDRELIABILITY3.9)SAFETYANDRELIABILITY
HAZARDOUSHAZARDOUS HAZARDOUSHAZARDOUS INCASEOFFIREINADUCT,THEREWILLINCASEOFFIREINADUCT,THEREWILL
BENOCHANCETOSPREADORDAMAGEBENOCHANCETOSPREADORDAMAGETHEOTHERCABLESTHEOTHERCABLES
CONCRETEENCASEMENTEFFECTIVELYCONCRETEENCASEMENTEFFECTIVELYPROTECTS THE CABLE DURING THEPROTECTS THE CABLE DURING THEPROTECTSTHECABLEDURINGTHEPROTECTSTHECABLEDURINGTHEGROUNDMOVEMENTGROUNDMOVEMENT
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4)MAINTENANCE4)MAINTENANCE MAINTAINABILITYMAINTAINABILITY MAINTAINABILITYMAINTAINABILITY
LIGHTMAINTENANCEFORCHAMBERSLIGHTMAINTENANCEFORCHAMBERS NO MAINTENANCE FOR DUCT BANKSNO MAINTENANCE FOR DUCT BANKSNOMAINTENANCEFORDUCTBANKSNOMAINTENANCEFORDUCTBANKS
NOPERIODICMAINTENANCENOPERIODICMAINTENANCE SAVE REQULAR / ANNUAL MAINT CONTRACTSSAVE REQULAR / ANNUAL MAINT CONTRACTS SAVEREQULAR/ANNUALMAINT.CONTRACTSSAVEREQULAR/ANNUALMAINT.CONTRACTS
FUTURECABLEINSTALLATIONFUTURECABLEINSTALLATION NOEXCAVATIONISREQUIREDNOEXCAVATIONISREQUIRED
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5)CONSTRUCTION5)CONSTRUCTION
CONSTRUCTABILITYCONSTRUCTABILITY NO SPECIALIZED CONTRACTOR FORNO SPECIALIZED CONTRACTOR FORNOSPECIALIZEDCONTRACTORFORNOSPECIALIZEDCONTRACTORFOR
CIVILWORKSCONSTRUCTIONCIVILWORKSCONSTRUCTION
NO MOBILIZATION PERIODNO MOBILIZATION PERIOD NOMOBILIZATIONPERIODNOMOBILIZATIONPERIOD(APPROX.12MONTHS)FORSPECIAL(APPROX.12MONTHS)FORSPECIALMACHINERYISREQUIREDMACHINERYISREQUIREDQQ
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6)FUTURESUBSTATION6)FUTURESUBSTATION
DIRECTLY BURIED CABLING POSSIBILITYDIRECTLY BURIED CABLING POSSIBILITY DIRECTLYBURIEDCABLINGPOSSIBILITYDIRECTLYBURIEDCABLINGPOSSIBILITYFUTURE
SUBSTATION
FUTURE
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SUBSTATION
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7)AMPACITYCALCULATIONS7)AMPACITYCALCULATIONS RESULTS OF CALCULATIONRESULTS OF CALCULATION RESULTSOFCALCULATIONRESULTSOFCALCULATION
FROMANAPPROVEDFROMANAPPROVEDKAHRAMAACONTRACTORKAHRAMAACONTRACTOR
CABLE DETAILS AMPACITY REQUIRED AMPACITY OFFEREDCABLE DETAILS AMPACITY REQUIRED AMPACITY OFFERED
220 KV 2500 SQ.MM 515 MVA 531 MVA220 KV 1600 SQ.MM 315 MVA 315 MVA
66 KV 400 SQ.MM 40 MVA 40 MVA11 KV 240 SQ.MM 6.5 MVA 6.5 MVA
MAXIMUM CONDUCTOR TEMPERATURE 86 76 C
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MAXIMUM CONDUCTOR TEMPERATURE 86.76 CWHEN 4 CIRCUITS OPERATING AT 100% LOAD, OUTSIDE TEMP. AT SHAFT IS 58C
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8)CABLEPULLINGCALCULATIONS8)CABLEPULLINGCALCULATIONS RESULTSOFCALCULATIONFROMANRESULTSOFCALCULATIONFROMAN
APPROVEDKAHRAMAACONTRACTORAPPROVEDKAHRAMAACONTRACTOR
LENGTH OF 650 M
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9)COSTANDTIME9)COSTANDTIMETYPE INITIAL COST CONST TIME LCCTYPE INITIAL COST CONST. TIME LCC
CABLE STACKING370,000,000.00 QR- THREE HUNDRED
AND SEVENTY24 TO 30 MONTHS
NO RUNNING COST
AND SEVENTY MILLION
MONTHS
CABLE TUNNEL740,000,000.00 QR
- SEVEN HUNDRED 24 TO 30RUNNING
COST TO BECABLE TUNNEL- CUT AND COVER
SEVEN HUNDRED AND FORTY
MILLION
24 TO 30MONTHS
COST TO BE ADDED
1,200,000,000.00 QR RUNNING CABLE TUNNEL
- TBM- 1.2 BILLION 48 TO 60
MONTHSCOST TO BE
ADDED
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TOTAL LENGTH = 6 KM
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10)INSTALLATIONREFERENCES10)INSTALLATIONREFERENCES
@ KOREA
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10)INSTALLATIONREFERENCES10)INSTALLATIONREFERENCES
@ KOREA
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10)INSTALLATIONSAMPLES10)INSTALLATIONSAMPLES
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EXAMPLE OF CABLE ARRANGEMENT IN EHV / HV ACCESS CHAMBERS
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10)INSTALLATIONSAMPLES10)INSTALLATIONSAMPLES
TRENCHING DUCTS
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10)INSTALLATIONSAMPLES10)INSTALLATIONSAMPLES
PRECAST ACCESS CHAMBER
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10)INSTALLATIONSAMPLES10)INSTALLATIONSAMPLES
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10)INSTALLATIONSAMPLES10)INSTALLATIONSAMPLES
PRECAST DUCT BANKC S UC
PRECAST ACCESS SHAFTS
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PRECAST ACCESS SHAFTS
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10)INSTALLATIONSAMPLES10)INSTALLATIONSAMPLES
DUCTILE IRON HEAVY DUTY COVER AND FRAME - WATER TIGHT
CONCRETE COVER SLAB
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10)INSTALLATIONREFERENCES10)INSTALLATIONREFERENCES
CABLE ENTRIES IN ACCESS CHAMBERS
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