• Driving significant

    positive change
    in this world

  • Gripper TBM

    Boring Dia. 8.1 m,
    YinSong Water Divison

  • Metro EPB Tel Aviv

    Boring Dia. 7.54

  • EPB & Rectangular

Two CREG Gripper TBMs from Greater Beirut Water Supply Project

Two CREG Gripper TBMs are now in boring on Greater Beirut Water Supply Tunnel job site, which has been planned to complete the works at end of 2018.
Since beginning two TBMs have showed a good performance. The recorded best daily and weekly boring rate are respectively 72.65m and 235.57m.
It is estimated that the TBMs will be available for re-sale around May 2018.
Boring diameter3500 m
Total length240 m
Total drive power1200 kw
Max. advance speed80 mm/min
Thrust force8972 kN
Breakout torque1800 kN∙m
Rotation speed0-8.5-14.5 rpm
Min. horizontal radius300 m