A section of retaining wall H on Trunk Highway 41 (TH41) south of the junction with TH212 in Chaska, Minnesota, "pushed out" following significant rainfall during construction. The rainfall event occurred prior to the pavement placement with the fill material exposed. The movement (horizontal displacement) of the wall that occurred after the rainfall event was permanent and visible.
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Jim Hazzard is a geological engineer with a Ph.D. in geophysics. He has extensive experience in software development for geomechanics and he is currently the Software Manager at Itasca Consulting Group, as well as product manager and primary developer for 3DEC.
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