Disaster restoration (Channel installation)

2023.8.17 Disaster prevention

Disaster restoration

Disaster restoration (Channel installation)

Oshimacho, Tokyo, Japan

Press-in operation of steel sheet pile with augering

Pressing steel sheet piles completed


・Adoption of hard ground clearance system for lava layer with uniaxial compressive strength larger than 153.9 MPa and for a ground with boulders due to mud flow
・Limited work yard on a slope
・Construction into a ground (lava) that cannot be penetrated in the standard proctor test

Construction machine usedECO400S
Type/Dimension329 type III steel sheet piles, L = 7.0 m

Construction plan

Construction section

International Press-in Association (IPA) The Editorial Committee , Press-in retaining structures: a handbook First edition 2016
*Editing the image with permission obtained.