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Tension cracks are a critical geological feature in slope stability analysis. In Rocscience Slide3, defining a tension crack at the top (crest) of a slope is a common requirement to simulate the expansion of the slip surface due to tensile failure. However, users often encounter stability issues or "Invalid Geometry" errors when the crack geometry conflicts with the slip surface limits or the water table. This report outlines the correct methodology for defining a "top" crack and troubleshooting associated errors.
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A specific pressure head is applied within the crack.
The benefits of using RocScience Slide3 Crack Top include:
Slide3 automatically considers the interaction of the crack with the 3D surface geometry, rather than just a linear cross-section. Best Practices for Modeling Tension Cracks in Slide3
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