Exploration no. 145206 is a Test pit (depth 0 feet) named: EP-10 described in subsurface document no. 63694. The document, a report titled Subsurface Exploration, Geologic Hazard, and Preliminary Geotechnical Engineering Report Proposed New Granite Falls High School was prepared by Associated Earth Sciences, Inc. on 09-01-2005 for a Retail / commercial building project.