Tunnelling in Urban Area by Slurry Type TBM (Railway ... ?· Slurry Type TBM (Railway Bosphorus Tube…

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  • Tunnelling in Urban Area by Tunnelling in Urban Area by Slurry TypeSlurry Type TBMTBM

    ((Railway Bosphorus Tube Crossing Railway Bosphorus Tube Crossing Tunnels and Stations)Tunnels and Stations)

    The 3rd Training course TUNNELLING IN URBAN AREA

    Prague, 4-5th May 2007

    ITA - AITES WORLD TUNNEL CONGRESS 2007 PRAGUE

    TTakashi Imaishiakashi Imaishi((Shield Tunnelling Association of Japan, Taisei CorporationShield Tunnelling Association of Japan, Taisei Corporation))

    TRAINING MATERIAL PREPARED BY

  • STAShield Tunneling Association of JapanSTAShield Tunneling Association of Japanwas established in 1999

    is joined by 100 companies leading Japanese general contractors, TBM and

    lining segment manufacturers

    is registered 14 reliable, experienced and state-of-the-art shield tunneling technologies

    is one of the prime sponsors for ITA

    22/27/27Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM

  • 5Conclusions and referencesConclusions and references

    The reason for TBM selectionThe reason for TBM selection

    Mechanized Tunnel ConstructionMechanized Tunnel Construction

    IntroductionIntroduction

    Connection with Immersed Tunnel Connection with Immersed Tunnel under Bospunder Bosphhorusorus

    Index

    2

    3

    4

    1

    33/27/27Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM

  • Introduction

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 44/27/27

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    11

    TurkeyTurkey

    IstanbulIstanbul

  • Introduction

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 55/27/27

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    European SideEuropean Side

    Asian SideAsian SideSea of MarmaraSea of Marmara

    BosphorusBosphorus

    Yenikapi St.Yenikapi St.

    Sirkeci St.Sirkeci St.

    Uskudar St.Uskudar St.

    Project Project BeginningBeginning Project Project EndEnd

    EPB T

    ype

    EPB T

    ype

    TBMTBM

    Slurry Ty

    peSlurr

    y Type

    TBMTBM

    Slurry TypeSlurry Type

    TBMTBM

    Immersed

    Imm

    ersed

    Tunnel

    Tunnel

  • EPB Type EPB Type TBMTBM Slurry Type TBMSlurry Type TBM Slurry Type TBMSlurry Type TBM

    1

    1

    2

    3

    4

    5

    YenikapYenikapSirkeciSirkeci skdarskdar

    ProjectProjectEndEnd

    ProjectProjectBeginningBeginning

    Bosphorus

    European Side Asian Side

    Cross OverCross Over

    Proje

    ct

    Proje

    ctBe

    gining

    Begin

    ingYe

    dikule

    Yenik

    ap

    Sirke

    ci

    sk

    dar

    sk

    dar

    Cross

    Over

    Cross

    Over

    ImmersedImmersed

    TunnelTunnel

    Introduction

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 66/27/27

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    11Pr

    oject

    Proje

    ctEn

    dEn

    d

  • Introduction

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 77/27/27

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    European SideEuropean Side

    Asian SideAsian Side

    Asian SideAsian Side

    European SideEuropean Side

    BosphorusBosphorusBosphorusBosphorus

  • The reason for TBM selection

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 88/27/27

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    11Conditions of Performance 1 : In urban areaConditions of Performance 1 : In urban area

    ((Under the residential street or the historical buildingUnder the residential street or the historical building))

    Asian Side Portal AreaAsian Side Portal Area

  • Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 99/27/27

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    11Conditions of Performance 2 : High groundwater pressure Conditions of Performance 2 : High groundwater pressure

    Max 8.5MpaMax 8.5Mpa

    Ground Water LevelGround Water Level

    8585mm

    8585mm

    BOSPHORUS STRAITBOSPHORUS STRAIT

    USKUDARUSKUDARRock

    The reason for TBM selection

  • Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 1010/27/27

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    11Conditions of Performance 3 : Rapid constructionConditions of Performance 3 : Rapid construction

    Total tunnel lengthTotal tunnel lengthAsian sideAsian side;;About About 4.2km (14.04.2km (14.0 monthsmonths

    European Side; European Side; About About 3.6km3.6km (9.5(9.5 monthsmonths

    AverageAverage 345m/345m/monthmonth1515m/m/dayday

    Main excavationMain excavation

    8:0010:00

    12:0014:00

    16:0

    0

    18:00

    20:00

    22:00

    0:00

    2:00

    4:00

    6:00

    Installation 3

    Installation 8

    Excavation

    3

    Installation 5Excavation 5Tidying up

    Installation 4

    Excavation 4

    RestIn

    stalla

    tion 2

    Exca

    vatio

    n 2

    Inst

    alla

    tion

    1

    Exca

    vatio

    n 1

    Prep

    artio

    n

    Survey and Maintenance

    Exca

    vatio

    n 6

    Prep

    a rtio

    n

    Inst

    alla

    tion

    6

    Exca

    vatio

    n 7

    Instal

    lation

    7Res

    tExcav

    ation 8

    Excavation 9

    Installation 9

    Excavation 10

    Installation 10Tidying up

    Survey and Maintenance

    NightNightShiftShift

    DayDayShiftShift

    The reason for TBM selection

  • Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 1111/27/27

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    11Slurry Type Slurry Type TBMTBM

    The reason for TBM selection

  • MECHANIZED TUNNEL CONSTRUCTION

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 1212/27/27

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    11 MechanizationMechanization1 : Slurry Transportation System1 : Slurry Transportation System

  • MECHANIZED TUNNEL CONSTRUCTION

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 1313/27/27

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    11 MechanizationMechanization1 : Slurry Transportation System1 : Slurry Transportation System

    Automatic Control (AC) Automatic Control (AC) SystemSystem

    To control the slurry To control the slurry pressure, amount of pressure, amount of feeding and discharging feeding and discharging slurry, pumps and valves slurry, pumps and valves are controlled by AC are controlled by AC System.System.

    Central Monitoring PanelCentral Monitoring Panel

    The data necessary for TBM operation can be The data necessary for TBM operation can be monitored visually and the record also can be monitored visually and the record also can be taken.taken.

  • MECHANIZED TUNNEL CONSTRUCTION

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 1414/27/27

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    11 MechanizationMechanization1 : Slurry Transportation System1 : Slurry Transportation SystemSlurry Discharging PumpSlurry Discharging Pump Valve SetValve Set

    Pipe Extension EquipmentPipe Extension Equipment

  • MECHANIZED TUNNEL CONSTRUCTION

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 1515/27/27

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    11 MechanizationMechanization2 Backfill Grouting System2 Backfill Grouting SystemBackfill grouting shall be fed into the annular void Backfill grouting shall be fed into the annular void without delay from TBM excavation speed.without delay from TBM excavation speed.Backfill Grouting System control this operation Backfill Grouting System control this operation automatically.automatically.

  • MECHANIZED TUNNEL CONSTRUCTION

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    11 MechanizationMechanization2 Backfill Grouting System2 Backfill Grouting SystemAutomatic Mixing PlantAutomatic Mixing Plant Injection UnitInjection Unit

    Injection Control PanelInjection Control Panel Injection Injection WorkWork

  • MECHANIZED TUNNEL CONSTRUCTION

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    11 MechanizationMechanization3 Tail seal grease injection3 Tail seal grease injection

    During excavation, the tail seal grease shall be injected from TBM Skin Plate by automatic injection system.

    Tail BrushTail Brush

    Tail BrushTail Brush

  • MECHANIZED TUNNEL CONSTRUCTION

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 1818/27/27

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    11 MechanizationMechanization3 Tail seal grease injection3 Tail seal grease injection

    Automatic Grease Injection UnitAutomatic Grease Injection Unit

  • MECHANIZED TUNNEL CONSTRUCTION

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 1919/27/27

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    11 MechanizationMechanization44Automatic Survey SystemAutomatic Survey System

  • MECHANIZED TUNNEL CONSTRUCTION

    Tunnelling in Urban Area by Slurry Type TBMTunnelling in Urban Area by Slurry Type TBM 2020/27/27

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    11 MechanizationMechanization44Automatic Survey SystemAutomatic Survey System