北京市建设工程质量检测见证取样指南目录第一章名词术语说明....................................................................................................................1第二章见证取样文件....................................................................................................................3塑料管材实行见证检测管理规定...........................................................................................8附件1......................................................................................................................................11附件2.....................................................................................................................................12第三章一般施工流程..................................................................................................................14第四章建筑材料及建筑施工试验...............................................................................................17一、水泥................................................................................................................................17二、砂....................................................................................................................................18三、石子................................................................................................................................18四、轻集料............................................................................................................................19五、常用掺合料....................................................................................................................19六、混凝土外加剂................................................................................................................20七、砌墙砖和砌块................................................................................................................22八、防水材料........................................................................................................................23九、钢筋原材........................................................................................................................28十、钢筋接头（连接）.........................................................................................................32十一、混凝土........................................................................................................................34十二、砌筑砂浆....................................................................................................................41十三、配合比申请................................................................................................................43十四、回（压实）填土.........................................................................................................44第五章钢结构检测......................................................................................................................46一、高强度大六角头螺栓连接副.........................................................................................46二、扭剪型高强度螺栓连接副.............................................................................................46三、高强度螺栓连接摩擦面抗滑移系数.............................................................................46四、钢网架...
