RCC大坝变态混凝土试验研究——碾压混凝土工程迎水面防渗,以及碾压混凝土与岩体、廊道的结合部位等均采用变态混凝土,已是当今碾压混凝土工程普遍采用的施工技术,结合大花水工程,从变态混凝土配合比设计入手,进行了变态混凝土性能试验研究,试验成果成功应...
10-5. High-Strength Concrete a. General. High-strength concrete has seen increasing use in recent years as compressive strength requirements have increased and new applications have been developed. Early applications emphasized its use to reduce column dimensions. It has now been used to meet special project objectives such as in large composite columns, stiffer structures, bridges, stilling