后浇带是在建筑施工中为防止现浇钢筋混凝土结构由于自身收缩不均或沉降不均可能产生的有害裂缝,按照设计或施工规范要求,在基础底板、墙、梁相应位置留设的临时施工缝。后浇带将结构暂时划分为若干部分,经过构件内部收缩,在若干时间后再浇捣该施工缝混凝土,将结构连成整体的地带。后浇带的浇筑时间宜选择气温较低时,可用浇筑水泥或水泥中掺微量 Post-pouring zone is in construction to prevent the cast-in-place reinforced concrete structures due to uneven shrinkage or uneven settlement may produce harmful cracks, according to the design or construction specifications, the foundation floor, wall, beam temporary location Construction joints. After pouring the structure will be temporarily divided into several parts, after the contraction of internal components, after a certain period of time and then tamping the construction of concrete joints, the structure even into a whole area. Pouring with pouring time should choose the lower temperature, the available cement or cement mixed with a small amount of