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南垭河三级电站采用了新型的混合加强型月牙肋岔管(即月牙形内加强肋岔管辅以外贴边补强型),系国内首创。与三梁式岔管比较,可节约投资30余万元,且为电站顺利建成提供了有利条件。自1982年2月完工投产运行已6年有余,未见任何异常。该设计荣获水电部建设总局1984年《水利水电科学技术进步》三等奖。
Nanya River Power Plant III uses a new hybrid reinforced crescent rib bifurcation tube (ie crescent-shaped rib bifurcation in addition to reinforcement outside the welder reinforcement), the Department of the domestic initiative. Compared with the triple-beam bifurcated pipe, it can save more than 300,000 yuan of investment and provide favorable conditions for the successful completion of the power station. It has been completed and put into operation for more than 6 years since February 1982, and no abnormalities have been found. The design was awarded the third prize of 1984 “Advancement in Science and Technology of Water Conservancy and Hydropower” by Construction Bureau of Ministry of Water Resources.