探伤室大体积混凝土施工项目专项方案目 录1 编制依据 ............................................................. 32 工程概述 ............................................................. 33 材料要求 ............................................................. 3混凝土材料要求.........................................3WG-CMA 外加剂性能 ............................3混凝土配合比.............................................44 施工准备 ............................................................. 45 人员和机械配置 ................................................. 5人员配置.....................................................5机械及周转材料配置................................56 超厚超高墙体混凝土施工 ................................ 6混凝土供应量.............................................6落灰点布置及泵车站位............................6浇灌速度.....................................................7振捣.............................................................87 大体积混凝土施工要点 ..................................... 88 控制温度裂缝条件的计算 ................................ 9混凝土的弹性模量计算............................9混凝土的绝热温升计算............................9混凝土收缩相对变形值的当量温度计算10温差计算.....................................................11温度应力计算.............................................12混凝土防裂性能验算................................139 保温法温度控制计算 ......................................... 1310 .........................................................裂缝控制措施 14水泥用量控制.............................................14养护.............................................................14防风.............................................................15测温.............................................................15施工方面的措施.........................................1511 .........................................................质量控制要点 1512 ..............................
