Roads

According to the Building Standards Law, the site of a building must be in contact with the road at least 2 meters. (Article 43, Paragraph 1 of the Act)
In this case, the "road" is a road specified in Article 42 of the Building Standards Law, and it is necessary to note that even public roads and public roads do not fall under the Building Standards Law. Is required.
However, even if the site is not in contact with the road under the Building Standards Law, it is possible to build if the specific administrative agency recognizes that it does not hinder the surrounding situation and permits. This is the permission under the provisions of Article 43, Paragraph 2 of the Building Standards Law.
In addition, in the case of a site in contact with the road in an alley-like site (dedicated passage) or a site such as a special building such as an apartment house or a large-scale building, the approach conditions are added in the Yokohama City Building Standards Ordinance. Please keep in mind.

Roads under the Building Standards Law are stipulated in Article 42 of the same law, and refer to the following.
1 Road with a width of 4m or more on public roads
2 Roads with a width of 4m or more created based on laws such as the City Planning Act and the Land Readjustment Act
3 Roads that had a width of 4m or more at the time of the enforcement of the Building Standards Law (November 23, 1950)
4 Roads where the position of the road has been designated
5 Currently, the width is less than 4m, but along the road at the time of the enforcement of the Building Standards Law (November 23, 1950), along the road, a road with a width of 1.8m or more where houses were lined up (commonly known as "Section Road") )
※Other than 1 may be on both public roads and private roads.

　You can check it in iMappie (town development map information) (outside site). Please refer to "Building Standards Law Road Type" from the link.
About road type, we do not answer telephone answer to prevent trouble such as wrong answer by mistake of place. 、
When there is doubt about road type, we have trouble, but please come to window of city hall 25th floor Building Guidance Division directly and, after preparing road consultation vote, please consult. In that case, please bring any relevant materials such as guide maps, official maps, transcripts, and confirmation notices of current buildings.

If the color is not painted, there may be cases where the road type has not been determined, so please come directly to the window of the Building Guidance Division on the 25th floor of the City Hall, and prepare a road consultation slip, and consult Please.
In that case, please bring any relevant materials such as guide maps, official maps, transcripts, and confirmation notices of current buildings.

In Housing and Architecture Bureau, so-called "public roads" and "private roads" cannot be distinguished.
When we want to distinguish public road, private road, we can confirm in authorized route map of road ledger figure information (outside site) "Yokohama no Michi" in "administrative map information" of Motoichi homepage. In addition, we can read authorized route map in city hall the second floor Yokohama building information center or [Public Works Office of each ward].
<Contact>
[Road and Highway Bureau Road Investigation Division] Phone: +045-671-2774 (10 City Hall 21F, 6-50, Honmachi, Naka-ku)

If the location can be determined, we will investigate the situation and the site of the building confirmation application and the site, so please consult with the City Hall 25F Information Consultation Section (Phone: 045-671-2953) first.

Handling when the road is widened on the other side of the site in contact with the road and the width of 4m or more secures 4m or more (PDF: 104KB)