method for workability of coal in the ground to the underground excavation of tunnelquerschnitten

摘要

in a method for workability of coal in the ground to the underground excavation of a tunnel boring machine tunnelquerschnitten using the physical properties of the soil mass measuring device, the measurement signals of a computer for the localisation of has first, obstacles and soil modification are evaluated is providedin the advance direction of advance with the help of the tunnel boring machine attached to the ortsbrustbereich machine device palpate.the measuring device is preferably in the cutter head of tunnel boring machine is attached, and the apron with rotation of the cutting head in a circle, with the test signals on the turn or funku00fcbertrager together with a winkelmeu00dfsignal to the computer to be transmitted.