Geoscience Reference
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Figure 8
Effect of vertical acceleration on required strength and length for vertical wall,
f
¼
30 : (a) geosynthetic strength; (b) tieback length; (c) direct sliding length.
k
v
=
k
h
¼
5 and 1.0. Note that the most critical direction of vertical acceleration
is used in the analysis to obtain normalized values. For tieback length and
strength, the most critical acceleration acts downward, whereas it acts upward for
direct sliding stability. The effects of vertical acceleration are seen for the strength
0
:
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