摘要
坝体混凝土渗漏不仅造成水量损失、渗透压力升高,还会导致结构破坏、混凝土溶蚀、冻融和冻胀破坏等,影响大坝的耐久性及安全。根据工程实例对渗漏的各种病害进行分析,并对一些防渗措施进行评价。
Seepage of concrete would cause water loss, higher seepage pressure, structural damage, concrete erosion, freeze-thawing, frost-heaving and et al. It badly influences the durability and dam safety. Combined with examples, the paper analysed dam seepage and advanced some seepage prevention measures, for reference.
出处
《大坝与安全》
2011年第3期13-19,24,共8页
Dam & Safety
关键词
混凝土渗漏
溶蚀
冻融和冻胀
水泥灌浆
上游防渗
seepage of concrete
freeze-thawing and frost-heaving
cement grouting
upstream seepage prevention