Case Study

CN Fairchild Creek - Slope Stabilization

CN Fairchild Creek - Slope Stabilization

Y ear: Technology: 2001 Soil Nailing CN’s Fairchild Creek Viaduct, which fords a valley with a creek at its base, is founded on groups of piers on spread foundations. The pier groups ascend the valley slopes on both sides of the creek. Creek bank erosion over many de- cades had decreased the factor of safety of the pier founda- tions on the south slope below acceptable limits. First con- structed in the 1880s and later expanded in the 1910s,

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