[P1] Poster Session 1

[P1-08] Experimental study of a rational liquefaction countermeasure for pile foundations in volcanic ash ground

*Takuya Egawa¹, Koichi Isobe², Hirochika Hayashi¹ (1. Civil Engineering Research Institute for Cold Region, 2. Hokkaido University)

Keywords:volcanic ash soil, pile foundation, liquefaction countermeasure, grid-form ground improvement wall