Exploration no. 146086 is a Geotechnical (depth 31.5 feet) named: B-103 described in subsurface document no. 64017. The document, a report titled Geotechnical Report Delridge CSO 2 and 3 Retrofits Seattle, Washington was prepared by City of Seattle, Public Utilities, Geotechnical Engineering on 09-01-2013 for a Utility project.