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Image Number K10752-1

Hydrologist Mark Griffith (top) uses a bore hole shear device to determine the cohesion of bank materials while technician Brian Bell prepares for a submerged-jet test on fine-grained lower bank materials. The data from these tests will be used to determine erodibility.

Photo by Stephen Ausmus.

640 pixels wide: (k10752-1.jpg)

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