郑州邙金局采用混凝土四脚锥体防止根石走失效果好

• 出 处: 治黄科技信息
• 发表日期: 1997年05期
• 关键词: 四脚锥体 根石 因河 下总 马渡 变形体 河务局 床面 水流冲击 四脚体

郑州邙金河务局为防止根石走失,采用混凝土四脚锥体围护根石,收到明显效果。在今年一号洪峰期间,应用此法的马渡险工根石走失明显减少,达到了少出险的目的。混凝土四脚锥体属混凝土四面体的变形体,在任何情况下总能维持3个脚紧贴河床表面,重心较低,避免了四面体因河床面不平整

Zhengzhou Jin River Bureau to prevent the loss of roots and stones, the use of concrete four-foot cone Wai body care, received significant results. During the peak of No. 1 this year, the loss of the root cause of the Maltese trainee who applied this method was significantly reduced, achieving the goal of less danger. Concrete four-foot cone is a concrete tetrahedron deformation body, in any case can always maintain three feet close to the surface of the riverbed, lower center of gravity, to avoid the tetrahedron due to riverbed uneven surface