大伙房水库第一非常溢洪道堰面砼裂缝处理措施

Treatment of Weir Fissure of First Emergency Spillway of Dahuofang Reservoir

大伙房水库第一非常溢洪道堰体因浅层裂缝和表面裂缝出现微量渗水,经全面的调查,采用化学灌浆处理方案及施工工艺,通过严格施工质量过程控制,达到良好的堵漏效果。实践中采用化学灌浆的方法进行裂缝处理收到了较好的效果。

The first emergency spillway of Dahuofang reservoir appears little seeping due to shallow crack and surface crack. By detailed and completed investigation, it adopts chemical grouting treatment scheme and workmanship, controlling construction quality strictly, and achieves favorable effect of stop seeping. In practice, chemical grouting method achieves favorable effect for crack treatment.