7耐久性评级 (28) 7.1构件耐久性评级 (28) 7.2压型钢板耐久性评级 (28) 7.3结构系统耐久性评级 (29) 7.4评定单元耐久性评级 (29) 8评定报告 (30) 附录A大气腐蚀环境类别划分 (31) 附录B单个构件划分 (33) 附录C压型钢板腐蚀程度分类 (34) 用词说明 (35) 引用标准名录 (36) 附:条文说明 (37)
Contents General provisions (1) 2Terms and symbols (2) 2.1 Terms (2) 2.2Symbols (3) 3Basic requirements (5) 3.1 General requirements ... (5) 3.2 Identification procedure and work content (6) 3.3 Assessment rating Investigation and test (13) 4.1 General requirements (13) 4.21 Investigation of using conditions (14) 4.3 Durability test of anticorrosion coating (15) 4.4 Durability test of basic member (16) 4.5 Durability test of prestress steel member (17) 4.6 Durability test of metal deck (18) 5 Durability assessment of steel member anticorrosion coating (19) 5.1 Generalrequirements (19) 5.2 Appearance state and assessment of ordinary steel member anticorrosion coating (19) 5.3 Appearance state and assessment of prestress steel member anticorrosion coating (21) 6Durability assessment of basic member (23) 6.1Generalrequirements (23) 3
6.2 Assessment of appearance state of ordinary steel basic member (23) 6.3 Assessment of appearance state of prestress steel member ... (25) 6.4 Calculating and assessment of residual service life (26) 7Durability assessment rating (28) 7.1 Durability assessment rating of member (28) 7.2 Durability assessment rating of metal deck (28) 7.3 Durability assessment rating of structure system (29) 7.4 Durability assessment rating of assessment unit (29) 8Assessmentreport (30) Appendix A Atmospheric corrosion environmental category and grade (31) AppendixB Determination method for single member (33) Appendix C Corrosion degree of metal deck (34) Explanation ofwording (35) List of quoted standards (36) Addition:Explanation of provisions (37)
1总则 1.0.1为规范钢结构耐久性能的检测评定工作,合理评定钢结构 在目标工作年限内的耐久性能,做到适用、经济、美观、绿色,制定 本标准。
1.0.2本标准适用于钢结构的耐久性评定。
1.0.3钢结构的耐久性评定除应符合本标准规定外,尚应符合国 家现行有关标准和现行中国工程建设标准化协会有关标准的 规定。
2术语和符号 2.1术 语 2.1.1结构耐久性 durability of structures 在正常使用和维护条件下,目标工作年限内结构或...