钢结构工程施工规范(征求意见稿)

316
0
2020-06-24
简介
根据住房和城乡建设部《关于印发<2019年工程建设规范标准编制及相关工作计划>的通知》(建标函〔2019〕8号)的要求,标准编制组经广泛调查研究,认真总结实践经验,参考有国际标准和国外先进标准,并在广泛征求意见的基础上,修订了《钢结构工程施工规范》GB 50755-2012。

文档内容部分截取

UDC中华人民共和国国家标准 P GB50755–202X 钢结构工程施工规范Standardforconstructionofsteelstructures(征求意见稿) 202X–XX–XX发布 202X–XX–01 实施中华人民共和国住房和城乡建设部联合发布中华人民共和国国家质量监督检验检疫总局 中华人民共和国国家标准钢结构工程施工规范Standardforconstructionofsteelstructures GB 50755 -202X 主编部门:中华人民共和国住房和城乡建设部批准部门:中华人民共和国住房和城乡建设部施行日期:202X年XX月1日 中国建筑工业出版社202X 北京 前 言根据住房和城乡建设部《关于印发<2019年工程建设规范标准编制及相关工作计划>的通知》(建标函〔2019〕8号)的要求,标准编制组经广泛调查研究,认真总结实践经验,参考有国际标准和国外先进标准,并在广泛征求意见的基础上,修订了《钢结构工程施工规范》GB 50755-2012。本标准的主要技术内容是:1总则;2 术语和符号;3 基本规定;4 施工阶段设计;5 材料;6 焊接;7 紧固件连接;8 零件及部件加工;9 构件组装及加工;10钢结构预拼装;11包装;12标记和运输;13钢结构安装;14压型金属板;15防腐和防火保护;16施工测量;17施工监测;18施工安全和环境保护。本标准修订的主要技术内容是:1.增加了钢结构工程技术准备的相关规定,包括超危大钢结构分部分项工程安全专项方案论证要求,装配式钢结构建筑技术策划要求;2.增加了钢结构深化设计及BIM技术应用相关内容;3.修订了钢材复验内容以及检验批组批;4.增加了材料信息化管理要求;5.增加了栓钉焊瓷环保存及用前烘焙相关要求;6.增加了焊缝检测的温度要求;7.修订了螺栓和焊接混用的连接节点施工顺序要求;8.增加了钢材采用全排版规定;9.修订了冷矫正和弯曲成型的最小曲率半径和最大弯曲矢高相关规定;10.修订了直径较大或长形孔的制孔工艺要求;11.补充了焊接空心球组对和焊接相关要求;12.增加了铸钢件加工检测和表面粗糙度相关要求;13.增加了外露铣平面和顶紧接触面的防锈保护要求;14.增加了弯扭构件组装相关要求;15.增加了数字化预拼装相关要求;16.增加了第11章包装、标记和运输;17.增加了吊索与钢梁连接选用的相关规定;18.增加了大跨度空间结构施工的相关要求,补充了拼装施工、高空散装、分块或整体吊装、高空滑移、提升、顶升、折叠展开等方法的施工工艺要求;19.补充了大跨合拢施工温度的要求;20.增加了高耸钢结构高空散件(单元)安装、整体提升(顶升)等方法的施工要求;21.增加了金属屋面板加工、运输及安装技术要求;22.增加了钢结构防火板、柔性毡状材料及其他防火保护的相关规定;23.修订施工监测专项方案及监测测点布置的相关要求;增加施工过程控制第16.3节;24.增加了多层及高层、大型桁架、金属屋面安装的安全通道要求;以及不同环境条件屋面安装区的安全要求;25.增加了塔吊支撑处混凝土质量、支承牛腿焊缝质量等部位的规定;26.增加了工厂环保相关要求。本标准中以黑体字标志的条文为强制性条文,必须严格执行。本标准由住房和城乡建设部负责管理和对强制性条文解释,由住房和城乡建设部负责日常管理,由中建科工集团有限公司负责具体技术内容的解释。执行过程中如有意见或建议,请寄送中建科工集团有限公司(地址:广东省深圳市南山区中心路3331号中建科工大厦35层,邮政编码:518054)。本标准主编单位:××××××本标准参编单位:××××××本标准主要起草人员:×××本标准主要审查人员:××× 目 次 1 总则······································12 术语和符号······································22.1术语········································22.2 符号·······································33 基本规定········································44 施工阶段设计·····································54.1 一般规定····································54.2 施工阶段结构分析······························54.3 结构预变形··································64.4深化设计·································65 材料···········································85.1 一般规定····································85.2 钢材·······································85.3 焊接材料···································95.4 紧固件·····································105.5 钢铸件、锚具和销轴····························115.6 涂装材料···································115.7 材料存储···································116 焊接··········································136.1 一般规定···································136.2 焊接从业人员································136.3 焊接工艺···································136.4 焊接接头·································156.5 焊接质量检验································176.6 焊接缺陷返修································177 紧固件连接······································187.1 一般规定···································187.2 连接件加工及摩擦面处理························187.3 普通紧固件连接·······························197.4 高强度螺栓连接·······························198 零件及部件加工···································238.1 一般规定···································238.2 放样和号料··································238.3 切割······································238.4 矫正和成型··································248.5 边缘加工···································278.6 制孔······································278.7 螺栓球和焊接球加工····························278.8 铸钢节点加工································288.9 索节点加工··································299 构件组装及加工···································309.1 一般规定···································309.2 部件拼装···································309.3 构件组装···································309.4 构件端部加工································319.5 构件矫正···································3110 钢结构预拼装···································3210.1 一般规定··································3210.2 实体预拼装·································3210.3 数字化预拼装·······························3211 包装、标记记和运输·······························3411.1 包装··································3411.2 标记····································3411.3 运输···································3512 钢结构安装·····································3612.1 一般规定··································3612.2 起重设备和吊具······························3612.3 基础、支承面和预埋件·······························3612.4 构件安装····················&middo…
展开
收起

全部评论

暂无评论

引用:

评论: