110kV变电站工程静压桩监理实施细则.doc

表号：JZLB2 编号：JL-T001 110kV长安变电站工程 静压桩 监理实施细则 110kV长安变监理项目部 二0一0年十一月 苏州 110kV长安变电站工程 静压桩 监理实施细则 批准： 年 月 日 审核： 年 月 日 编写： 年 月 日 目 次 1 专业工程概况··········································· 1 2 编制依据··············································· 1 3 工程参建单位··········································· 2 4 监理目标··············································· 2 4.1 质量控制目标········································2 4.2 安全控制目标········································2 4.3 进度控制目标········································2 4.4 造价控制目标········································2 5 监理使用表式··········································· 2 6 监理工作内容及质量控制流程····························· 2 7 施工过程中监理控制措施································· 4 7.1 事前控制措施······································· 4 7.2 事中控制措施········································4 7.3 事后控制措施········································5 8 安全控制措施··········································· 6 9 常见的质量通病防治措施································· 6 10 旁站监理工作·········································· 7 10.1 静压桩W、H、S点设置·······························7 10.2 旁站监理工作内容···································7 11 质量控制标准及验评···································· 7 附件1 静压桩检验质量标准······························· 8 附件2 监理过程控制的W、H、S记录表·····················91 专业工程概况 本工程基础采用静压法预应力混凝土管桩施工。选用PHC-400（90）AB-C80-24，即：桩径Φ400mm；壁厚90mm；桩砼强度等级C80；桩长24米。桩基安全等级为二级。总桩数为288根。 桩尖持力层选用土，桩身进入持力层深度不小于1米。单桩极限承载力标准值1500kN；单桩承载力特征值750kN。试桩1根。 2 编制依据 2.1 110kV长安变电站工程监理规划 2.2 110kV长安变电站工程设计图纸（B10-0941S-T03-05、T01-02） 2.3 《建设工程监理规范》（GB50319-2000） 2.4 设计交底、图纸会检纪要 2.5 国家、地方及电力行业现行的有关施工验收规程、规范、验评标准 （1）《建筑桩基技术规范》JGJ94-2008 （2）《建筑工程施工质量验收统一标准》GB50300-2001 （3）《建筑地基基础工程施工质量验收规范》GB50202-2002 （4