【摘要】 新浇混凝土表面出现裂缝是施工过程中经常出现的现象。针对巴基斯坦佩虎水电站主厂房上游侧边墙混凝土裂缝问题,分析了新浇混凝土表面裂缝的成因,认为混凝土温度变化、环境温度低及温差过大是导致边墙新浇混凝土出现裂缝的主要原因,并提出了裂缝的处理措施。更多还原

【Abstract】 The occurrence of cracks on the fresh concrete surface is a common phenomenon in construction.The causes of surface cracks on fresh concrete are analyzed in accordance with the problem of concrete cracks on the upstream side wall of the main machine hall of Peihu Hydropower Station in Pakistan.The results indicate that the main factors leading to concrete cracks are concrete temperature variation,low ambient temperature and great temperature difference.Then relevant treatment measures related to cracks are proposed.更多还原