Fig. 12
From: Vibration response of piles at different distances induced by shield tunneling in hard rock strata

Vibration spectrum curves of pile (0.5d, 1d, 1.5d and 2d).
From: Vibration response of piles at different distances induced by shield tunneling in hard rock strata

Vibration spectrum curves of pile (0.5d, 1d, 1.5d and 2d).