Exploration no. 145545 is a Geotechnical (depth 21.5 feet) named: B-105 described in subsurface document no. 64109. The document, a report titled Geotechnical Report Material Supply Inventory Building - Haller Lake Facility Seattle, Washington was prepared by City of Seattle, Public Utilities, Geotechnical Engineering on 03-01-2013 for a Retail / commercial building project.