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岷江上游太平驿水电站首部枢纽河道截流于1992年11月8日胜利完成,比施工总进度计划提前17天。今夏,导流工程遭多次自然灾害及超标准洪水,严重影响施工,工期被迫推迟1个多月。为确保截流成功,我院设代和监理人员协同管理局,对截流方案、施工组织措施、物料储备和机械配置等认真审查,总价承包截流工程的水电七局克服工期紧、施工机具不到位等困难,按时作好了各项截流准备工作,终于顺利截流。截流采用上围堰下趾单戗堤从右岸单向进占,截流设计流量300m~3/s,实际流量255m~3/s,龙口最大落差4.5m,截流的主要料物为铅丝石笼及大块石串。经过8个小时紧张的奋战,龙口胜利合龙。
The first interception of the Taipingyi Hydropower Station on the upper reaches of the Minjiang River was successfully completed on November 8, 1992, 17 days ahead of schedule. This summer, the diversion project was hit by natural disasters and over-standard floods, which seriously affected the construction. The construction period was forced to be delayed by more than one month. In order to ensure the success of river closure, our hospital has set up on behalf of and supervising personnel in collaboration with the Authority to carefully review the river closure plan, construction organization measures, material reserve and mechanical disposition, etc. The hydropower Seventh Council of the total contracting and closure of the river works will overcome the tight schedule and the construction equipment is not in place And other difficulties, on time and make all the closure of the preparatory work, finally successfully intercepted. Closure of the cofferdams by the single wee of the lower toe single unilateral access from the right bank, the closure design flow rate of 300m ~ 3 / s, the actual flow rate of 255m ~ 3 / s, the largest gap 4.5m Longkou, the main material closure for lead wire gabion and large Stone string. After eight hours of intense fighting, Longkou victory together.