浙江省住房和城乡建设厅文件

前言

1　总　　则

2　术语和符号

• 2.1　术语

• 2.2　符号

3　基本规定

• 3.1　一般要求

• 3.2　材料要求

4　环境作用等级与区划

• 4.1　环境类别与作用等级

• 4.2　环境作用等级区划

5　耐久性极限状态

• 5.1　一般规定

• 5.2　耐久性极限状态

6　一般环境设计

• 6.1　一般规定

• 6.2　环境作用等级分类

• 6.3　材料与保护层厚度

7　氯化物环境设计

• 7.1　一般规定

• 7.2　环境作用等级分类

• 7.3　材料与保护层厚度

8　化学腐蚀环境设计

• 8.1　一般规定

• 8.2　环境作用等级分类

• 8.3　材料与保护层厚度

9　耐久性构造设计

• 9.1　一般规定

• 9.2　构造要求

10　防腐蚀附加措施

• 10.1　一般规定

• 10.2　涂层钢筋和耐蚀钢筋

• 10.3　钢筋阻锈剂

• 10.4　混凝土表面涂层和防腐蚀面层

• 10.5　电化学防护

11　施工质量耐久性要求

• 11.1　一般规定

• 11.2　施工要求

12　结构耐久性检测与监测

• 12.1　一般规定

• 12.2　使用条件调查

• 12.3　耐久性检测

• 12.4　耐久性监测

13　结构耐久性评定

• 13.1　一般规定

• 13.2　电位法与电流密度法钢筋锈蚀评定

• 13.3　氯离子含量评定

• 13.4　一般与氯盐环境下构件耐久性评定

• 13.5　结构耐久性评定

14　既有结构耐久性提升

• 14.1　一般规定

• 14.2　碳化后结构耐久性提升

• 14.3　氯盐侵蚀后结构耐久性提升

附录A　基于环境作用等级区划的量化设计方法

• A.1　总则

• A.2　一般环境区划与分区设计规定

• A.3　海洋氯离子环境区划与分区设计规定

附录B　碳化深度、氯离子浓度计算模型

附录C　由混凝土锈胀裂缝宽度估算钢筋锈蚀深度

附录D　多重环境时间相似评定方法

附录E　电化学除氯与再碱化技术

附录F　双向电迁技术

本规程用词说明

引用标准名录

1　General

2　Terms and symbols

• 2.1　Terms

• 2.2　Symbols

3　Basic requirements

• 3.1　General requirements

• 3.2　Material requirements

4　Environmental action degradation and environmental zonation

• 4.1　Environmental classification and action degradation

• 4.2　Environmental zonation

5　Durability limit state

• 5.1　General requirements

• 5.2　Durability limit state

6　Design of concrete structure in carbonation environment

• 6.1　General requirements

• 6.2　Carbonation action classification

• 6.3　Material and depth of concrete cover

7　Design of concrete structure in chloride environment

• 7.1　General requirements

• 7.2　Chloride action classification

• 7.3　Material and depth of concrete cover

8　Design of concrete structure in chemical corrosion environment

• 8.1　General requirements

• 8.2　Chemical corrosion classification

• 8.3　Material and depth of concrete cover

9　Structural details for durability

• 9.1　General requirements

• 9.2　构造要求

10　Additional protective measurements

• 10.1　General requirements

• 10.2　Epoxy coated reinforcement and corrosion resisting reinforcement

• 10.3　Corrosion inhibitor

• 10.4　Surface coating and anti-corrosion surface layer

• 10.5　Electrochemical protection

11　Durability requirements for construction

• 11.1　General requirements

• 11.2　Construction requirements

12　Durability inspection and monitoring

• 12.1　General requirements

• 12.2　Service condition survey

• 12.3　Durability inspection

• 12.4　Durability monitoring

13　Assessment of structural durability

• 13.1　General requirements

• 13.2　Rebar corrosion assessment on the basis of half-cell potential and corrosion rate measurement

• 13.3　Chloride content assessment

• 13.4　Durability assessment of structural member in carbonation and chloride environments

• 13.5　Durability assessment of concrete structure

14　Durability improvement of existing structure

• 14.1　General requirements

• 14.2　Durability improvement of carbonated structure

• 14.2　Durability improvement of chloride contaminated structure

Appendix A　Durability design using environmental zonation method

Appendix B　Prediction model for carbonation depth and chloride content

Appendix C　Estimation of corrosion depth of reinforcement from concrete crack width

Appendix D　Electrochemical dechlorinating and realkalization technology

Appendix E　Multiple environmental time similarity method

Appendix F　Bidirectional electromigration technology

Explanation of Wording in this specifications

List of qucted standards