特殊土（変形・動的性質・物理化学的性質）

[25-6-4-04] Differences in physical properties of the Aso-4 pyroclastic-flow and the Aso-4 co-ignimbrite ash-fall deposits on their distribution elevation

*TAKAYUKI YAMASHITA¹, KOUHEI MIYAZAKI², TOSHIFUMI MUKUNOKI³ (1. Graduate　School of Science and Technology, Kumamoto University, 2. Avance Co.Ltd, 3. Kumamoto University)

Keywords:volcanic ash soil, volcanic ash deposit, physical properties, water content