Figure 11. Diagram showing vane shear strength of the clay at various depths. Vane shear strength measurements of clay from boreholes at the 1996 Rockland landslide site are shown by "+" symbols. The line drawn on the diagram shows the expected strength of normally consolidated clay of the Presumpscot Formation.

Contents   Introduction   Description   Other slides   Factors   Potential   Action   Summary

References   Appendix A   Appendix B   Appendix C   Plate 1

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Last updated on October 6, 2005

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