Land digging near public sewers

When digging near public sewers for civil engineering, construction work, etc., please submit registration form near public sewers. (Article 25 of the Yokohama City Sewerage Ordinance)
If you have any questions, please contact Public Works Office (Tel: 045-781-2511).

Please submit two copies of the drilling to the Public Works Office, with the required documents attached to the required items in the "registration form near the public sewer" (word: 19KB) at least seven days before the construction is carried out.