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Technical standards and technical manuals
Last update date July 19, 2023
| Name | Established | Outline of Revision | Remarks |
|---|---|---|---|
| April, 1977 | Due to the revision of the Ministry of Land, Infrastructure, Transport and Tourism's construction management standards, quality control of asphalt pavement has been changed. | Old Criteria |
| April, 1987 | Along with the revision of the standard standard for civil engineering work, a part of "Earthquake Quantitative Quantification" in Chapter 1 has been revised. | Old Criteria |
| April, 2013 | The contents have been changed in light of the simplification of construction documents and the review of the seal. | Old Criteria |
| April, 2009 | － | － |
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For inquiries to this page
Technical Management Division, Road and Highway Bureau Planning & Coordination Dept.
Phone: 045-671-3964
Phone: 045-671-3964
Fax: 045-651-6527
Email address: do-gijutsukanri@city.yokohama.jp
Page ID: 906-692-789
