About earth retaining structures of No. 4 excluding RC structures in residential areas

　There are many hills in Motoichi, and large-scale excavation work is involved when building a slope and building detached houses. In recent years, collapse accidents have occurred due to insufficient safety measures during temporary construction, so in order to thoroughly prevent disasters associated with residential land development, `` Standards for ensuring the safety of construction related to residential land development '' Was revised.
　Along with this, in the residential land development construction restricted area, when building a building listed in Article 6, Paragraph 1, Item 4 of the Building Standards Law excluding reinforced concrete structures on slopes, the building will be required to cover the cliff surface. About earth retaining structure to establish and establish, permission of regulation law such as residential land development newly. (Effected on January 1, 2014)
　When cutting or embankment of the following scale, it is necessary to obtain permission from the Regulation Law for Residential Land Development before submitting a building confirmation application. (For details, please refer to the "Guide to Residential Land Development Guide.")

　Since the earth retaining structure provided to cover the cliff surface is also a part of the building, when calculating the ground surface, refer to the "Kanagawa Prefectural Building Standards Law Handling Standards-Calculation method for area, height, number of floors, etc.-] ※Treat as "if there is a Karabori" in the above, and the position that connects the center line of the outer wall of the building itself excluding the surrounding wall of the Karabori is referred to as the "position in contact with the surrounding ground", and according to the depth and height of the Karabori Set the "High of contact position".
（※『Kanagawa Prefectural Building Standards Law Handling Standards-Calculation method for area, height, number of floors, etc.-(outside site)』）

(Inquiry about Building Standards Law) Building Planning Division 045-671-2933
(Inquiry about Regulation Law for Residential Land Development) Residential Land Examination Division 045-671-2945