摘 要：湖北省引丹灌区排子河渡槽经过长期运行，渡槽槽身产生大量裂缝，混凝土碳化严重，针对结构抗裂能力不足采用碳纤维加固，混凝土碳化采用环氧材料处理。

关键词：渡槽 混凝土 碳化 裂缝 结构加固

reinforcement technique of the paizi river aqueduct at yindan irrigative region

zhong han-hua1，nie hong-xia2，gui jian-ping1

.hubei water resources technic college wuhan 430070

2.hubei shuizong water resoures hydropower coustrution co.,ltd wuhan 430020

abstract：much crack is produced at the paizi river aqueduct at yindan irrigative region by long time circulation. the concrete of it is also carbonized very serious. carbon fiber is u