Exploration no. 142263 is a Test pit (depth 2 feet) named: 130 + 50 described in subsurface document no. 6832. The document, a report titled Soil Survey of Novelty Hill Rd, Avondale Rd to Station 200 + 00 was prepared by King County, Dept. of Public Works on 05-20-1971 for a Roadway project.