Free face TBM

Free face TBM

Edward B.
Wheels provide the rotational force while the hydraulic ram gives 1,000t forward thrust with every disc having a second free face and muck will be elevated to the conveyor boot with dry concrete for the TBM batch plant on the return belt Directional drilling will indicate conditions ahead as well as providing an anchor for the hydraulic pull ram and if soft ground or water problems are indicated pre drive grouting can easily be done.
Default Title