Surface geology | Lots of sediments (10) | Moderate sediments (5) | Low sediments (0) |
・ sea Shale ・ gypsum and Andesite content marls ・ the layers of stiff rocks and Shale ・ sandstones | ・ moderate stiff rocks-metamorphic rocks ・ crumpled or moderately weathered stones ・ moderately fractured stones ・ granites (igneous) ・ fine limy stones ・ conglomerate ・ lime stone with thick layers | ・ stiff and compacted formations ・ dolomites ・ huge alluvial layers | |
Soils | Lots of sediments (10) | Moderate sediments (5) | Low sediments (0) |
・ fine texture and highly dispersed, sore alkaline, high ability to expansion and compaction ・ granular silt and fine gravel ・ gravel ・ gravel texture- Lummi made of granite | ・ moderate texture ・ dispersed boulder ・ limy layers ・ pebble texture | ・ containing high percentage of boulder ・ stiff textured clay ・ containing high organic substances |