一、前言丹东浪头港改扩建工程共建造3千吨泊位3个,码头全长373米,为方块胸墙结构。预制方块数量共计268块,码头全部混凝土量为21121m~3。按合同要求应于一九八八年元月末全部竣工。该工程于1986年1月26日开始浇注第一个方块(设计为R200~#混凝土),方块体积 I. Introduction Dandong Langtou Port Reconstruction and Expansion Project has built a total of 3 tons of berths 3, a total length of 373 meters dock, chest wall structure for the box. The total number of prefabricated blocks is 268, and the total amount of concrete at the pier is 21121m ~ 3. According to the contract requirements should be completed by the end of January 1988. The project began casting on January 26, 1986 the first box (designed as R200 ~ # concrete), the box volume