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Figure 1
Typical microtunelling installation [15].
Figure 2
Performance of a jacking pipeline joint in mining areas.
Figure 3
Pipeline section built with the pipe jacking method: 1) initial state, 2) after soil loosening, 3) after soil compaction, 4) pipeline which was subjected to the mining influence once.
Figure 4
Linear object consisting of butted segments on mining subsoil, u - soil displacement, ur - object displacement.