Serving Whitman County since 1877
The Corps of Engineers Friday closed vehicle and pedestrian crossing over Lower Granite Dam because soil adjacent to the bottom of one of the bridge pier foundations for the Almota-Ferry Road was moved on Feb. 5. The road leads to the south shore vehicle entrance to go across the dam from Garfield County.
Corps spokesman Bruce Henrickson said construction digging on the dam’s Juvenile Fish Facility’s primary dewatering structure led to the soil movement.
Henrickson said corps geotechnical and structural engineers did preliminary evaluations of the sub-surface conditions and load carrying capac...
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