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【U-shaped ditch utilization case】Construction of sediment control dams in mountainous areas
Introducing examples of U-shaped di...

Case Study of U-shaped Ditch Utilization: Emergency Restoration Work for Otani River after the Heavy Rain Disaster in July 2018
Emergency temporary water channels ...

Introduction of case studies using polyethylene U-shaped gutters: Temporary waterways for disaster recovery.
"Active in heavy rain disaster reco...