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Technical standards and technical manuals
Last update date July 1, 2024
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 lady mixed concrete have been changed. In addition, items related to rivers have been deleted due to organizational reform. | 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