Retaining wall (yoheki) is earth-retaining wall to establish to prevent the earth and sand from collapsing in residential land or graded land with difference in elevation
In Yokohama-shi with many graded lands, about 70% of city limits is appointed in residential land development construction regulation area, and it is necessary for residential land development to make retaining wall based on the regulation method depending on difference in elevation
In where land with retaining wall is owned, safe state always has a duty to do maintenance after the construction of retaining wall
In addition, person examining the purchase of land with retaining wall will confirm safety of existing retaining wall
We will understand that adaptations of retaining wall are necessary in some cases
Story (PDF: 562KB) of retaining wall
Timing of type, improvement method and maintenance, improvement of owner responsibility, retaining wall
About evacuation information for point, consultation counter of check (as for the inquiry, please see this)
About grant of cliff place, retaining wall improvement, please see page of building Disaster Prevention Section
Adobe Acrobat Reader DC (old Adobe Reader) is necessary to open file of Portable Document Format.
Person who does not have can download free of charge from Adobe company.
To downloading of Adobe Acrobat Reader DC