維持・補修

[III-55] An example of a soundness survey of ground anchors that were found to be loose during road disaster prevention inspections

*Nobuyuki Ikawa¹, Nobuhiro Hashio¹, Takahashi Hisashi², Takayuki Kawai², Fumihiko Takenaka², Kosuke Yamaguchi², Toshinori Sakai³ (1. Eight-Japan Engineering Consultants Inc., 2. Ministry of Land, Infrastructure, Transport and Tourism, 3. Mie University)

Keywords:Road disaster prevention inspection, Ground anchor, Anchor soundness survey, Lift-off test, Maintenance performance confirmation test