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Abnormal pore pressure mechanisms  271


                                                             of
                                                             dozens


                                                             in
                                                             (right)


                                                             density

                                                             bulk

                                                             and
                                                             (left)
                                                             time

                                                             transit

                                                             sonic

                                                             versus  2015).

                                                             figure)  Zhang,


                                                             the
                                                             in  and
                                                             (VES  (Reilly
                                                             stress  behaviors

                                                             effective



                                                             vertical  unloading

                                                             of  and
                                                             Cross-plots  loading



                                                             7.28  showing

                                                             Figure  wells
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