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软件简介:
目 次
1 总则 1 2 术语 2 3 基本规定 3 3.1 施工管理 3 3.2 施工技术 3 3.3 施工质量与安全 3 4 模板工程 5 4.1 一般规定 5 4.2 材料 5 4.3 设计 5 4.4 制作与安装 8 4.5 拆除与维护 11 4.6 质量检查 11 5 钢筋工程 14 5.1 一般规定 14 5.2 材料 14 5.3 钢筋加工 14 5.4 钢筋连接与安装 16 5.5 质量检查 19 6 预应力工程 20 6.1 一般规定 20 6.2 材料 20 6.3 制作与安装 20 6.4 张拉与放张 23 6.5 灌浆与封锚 26 6.6 质量检查 28 7 混凝土制备与运输 30 7.1 一般规定 30 7.2 原材料 30 7.3 混凝土配合比 32 7.4 混凝土搅拌 34 7.5 混凝土运输 35 7.6 质量检查 36 8 现浇结构工程 39 8.1 一般规定 39 8.2 混凝土输送 39 8.3 混凝土浇筑 41 8.4 混凝土振捣 45 8.5 混凝土养护 47 8.6 混凝土施工缝与后浇带 48 8.7 大体积混凝土裂缝控制 50 8.8 质量检查 51 8.9 混凝土缺陷修整 53 9 装配式结构工程 56 9.1 一般规定 56 9.2 施工验算 56 9.3 构件制作 58 9.4 运输与存放 60 9.5 安装与连接 61 9.6 质量检查 62 10 冬期、高温与雨期施工 64 10.1 一般规定 64 10.2 冬期施工 64 10.3 高温施工 67 10.4 雨期施工 68 11 环境保护 70 11.1 一般规定 70 11.2 环境因素控制 70 附录A 作用在模板及其支架上的荷载标准值 72 附录B 常用钢筋的规格和力学性能 74 附录C 常用钢筋的公称直径、公称截面面积、计算 截面面积及理论重量 76 附录D 纵向受力钢筋的最小搭接长度 78 附录E 张拉阶段摩擦预应力损失测试方法 80 附录F 预应力筋张拉伸长值计算和量测方法 83 附录G 混凝土原材料技术指标 84 附录H 大体积混凝土水化热温度计算 89 附录J 混凝土拌合物温度估算 91 附录K 混凝土水分蒸发速率估算 92 本规范用词说明 93 引用标准名录 94 附:条文说明 95 Contents 1 General Provisions 1 2 Definitions 2 3 Basic Requirements 3 3.1 Construction Management 3 3.2 Construction Technology 3 3.3 Construction Quality and Safety 3 4 Formwork 5 4.1 General Requirements 5 4.2 Materials 5 4.3 Design 5 4.4 Fabrication and Installation 8 4.5 Removal and Maintenance 11 4.6 Quality Control 11 5 Reinforcement 14 5.1 General Requirements 14 5.2 Materials 14 5.3 Reinforcement Fabrication 14 5.4 Reinforcement Connection and Fixing 16 5.5 Quality Control 19 6 Prestressed Concrete 20 6.1 General Requirements 20 6.2 Materials 20 6.3 Fabrication and Installation 20 6.4 Post-tensioning and Pre-tensioning 23 6.5 Grouting and Anchorage Protection 26 6.6 Quality Control 28 7 Concrete Production and Transportation 30 7.1 General Requirements 30 7.2 Materials 30 7.3 Mix Proportioning 32 7.4 Mixing 34 7.5 Conveying 35 7.6 Quality Control 36 8 Cast-in-Situ Concrete 39 8.1 General Requirements 39 8.2 Conveying 39 8.3 Placing 41 8.4 Compacting 45 8.5 Curing 47 8.6 Construction Joint and Post-cast Strip 48 8.7 Crack Control of Mass Concrete 50 8.8 Quality Control 51 8.9 Repair of Concrete Defects 53 9 Precast Concrete 56 9.1 General Requirements 56 9.2 Checking 56 9.3 Production 58 9.4 Storage and Transportation 60 9.5 Erection 61 9.6 Quality Control 62 10 Construction in Cold, Hot and Rainy Weather 64 10.1 General Requirements 64 10.2 Cold Weather Requirements 64 10.3 Hot Weather Requirements 67 10.4 Rainy Weather Requirements 68 11 Environmental Protection 70 11.1 General Requirements 70 11.2 Environmental Considerations 70 Appendix A Characteristic Values of Loads Acting on Formwork 72 Appendix B Specifications and Mechanical Properties of Common Reinforcements 74 Appendix C Nominal Sectional Area, Calculation Sectional Area and Theoretical Weight of Reinforcements 76 Appendix D Minimum Splicing Length of Longitudinal Reinforcements 78 Appendix E Testing Method for Prestressing Loss due to Friction 80 Appendix F Calculation and Measurement Method for Elongation of Prestressed Tendons 83 Appendix G Specifications of Concrete Materials 84 Appendix H Calculation for Hydration Heat Temperature of Concrete 89 Appendix J Temperature Estimation of Fresh Concrete Mixtures 91 Appendix K Estimation of Concrete Evaporation Rate 92 Explanation of Wording in this Code 93 Cited Standards 94 Addition:Explanation of Provisions 95 |