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GB502682008给水排水管道工程施工及验收规范
$35.32
本规范根据建设部《关于印发<二○○四年工程建设国家标准制订、修订计划>的通知》(建标[2004]67号)的要求,由北京市政建设集团有限责任公司会同有关单位对《给水排水管道工程施工及验收规范》GB 50268—97进行修订而成。在修订过程中,编制组进行了的深入的调查研究和专题研讨,总结了我国各地给水排水管道工程施工与质量验收的实践经验,坚持了“验评分离、强化验收、完善手段、过程控制”的指导原则,参考了有关国内...
本规范根据建设部《关于印发<二○○四年工程建设国家标准制订、修订计划>的通知》(建标[2004]67号)的要求,由北京市政建设集团有限责任公司会同有关单位对《给水排水管道工程施工及验收规范》GB 50268—97进行修订而成。在修订过程中,编制组进行了的深入的调查研究和专题研讨,总结了我国各地给水排水管道工程施工与质量验收的实践经验,坚持了“验评分离、强化验收、完善手段、过程控制”的指导原则,参考了有关国内外相关规范,并以多种形式广泛征求了有关单位的意见,后经审查定稿。本规范规定的主要内容有:总则、术语、基本规定、土石方与地基处理、开槽施工管道主体结构、不开槽施工管道主体结构、沉管和桥管施工主体结构、管道附属构筑物、管道功能性试验及附录。本规范中以黑体字标志的条文为强制性条文,必须严格执行。
1 总则2 术语3 基本规定3.1 施工基本规定3.2 质量验收基本规定4 土石方与地基处理4.1 一般规定4.2 施工降排水4.3 沟槽开挖与支护4.4 地基处理4.5 沟槽回填4.6 质量验收标准5 开槽施工管道主体结构5.1 一般规定5.2 管道基础5.3 钢管安装5.4 钢管内外防腐5.5 球墨铸铁管安装5.6 钢筋混凝土管及预(自)应力混凝土管安装5.7 预应力钢筒混凝土管安装5.8 玻璃钢管安装5.9 硬聚氯乙烯管、聚乙烯管及其复合管安装5.10 质量验收标准6 不开槽施工管道主体结构6.1 一般规定6.2 工作井6.3 顶管6.4 盾构6.5 浅埋暗挖6.6 定向钻及夯管6.7 质量验收标准7 沉管和桥管施工主体结构7.1 一般规定7.2 沉管7.3 桥管7.4 质量验收标准8 管道附属构筑物8.1 一般规定8.2 井室8.3 支墩8.4 雨水口8.5 质量验收标准9 管道功能性试验9.1 一般规定9.2 压力管道水压试验9.3 无压管道的闭水试验9.4 无压管道的闭气试验9.5 给水管道冲洗与消毒附录A 给排水管道工程分项、分部、单位工程划分附录B 分项、分部、单位工程质量验收记录附录C 注水法试验附录D 闭水法试验附录E 闭气法试验附录F 混凝土结构无压管道渗水量测与评定方法附录G 钢筋混凝土结构外观质量缺陷评定方法附录H 聚氨酯(PU)涂层本规范用词说明附:条文说明
1 总则1.0.1 为加强给水、排水(以下简称给排水)管道工程施工管理,规范施工技术,统一施工质量检验、验收标准,确保工程质量,制定本规范。1.0.2 本规范适用于新建、扩建和改建城镇公共设施和工业企业的室外给排水管道工程的施工及验收;不适用于工业企业中具有特殊要求的给排水管道施工及验收。1.0.3 给排水管道工程所用的原材料、半成品、成品等产品的品种、规格、性能必须符合国家有关标准的规定和设计要求;接触饮用水的产品必须符合有关卫生要求。严禁使用国家明令淘汰、禁用的产品。1.0.4 给排水管道工程施工与验收,除应符合本规范的规定外,尚应符合国家现行有关标准的规定。2 术语2.0.1 压力管道pressure pipeline本规范指工作压力大于或等于0.1MPa的给排水管道。2.0.2 无压管道non-pressure pipeline本规范指工作压力小于0.1MPa的给排水管道。2.0.3 刚性管道rigid pipeline主要依靠管体材料强度支撑外力的管道,在外荷载作用下其变形很小,管道的失效是由于管壁强度的控制。本规范指钢筋混凝土、预(自)应力混凝土管道和预应力钢筒混凝土管道。2.0.4 柔性管道flexible pipeline在外荷载作用下变形显著的管道,竖向荷载大部分由管道两侧土体所产生的弹性抗力所平衡,管道的失效通常由变形造成而不是管壁的破坏。本规范主要指钢管、化学建材管和柔性接口的球墨铸铁管管道。……
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