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一、概述 青岛港黄岛油区二期20万吨级油码头系沉箱墩式结构,于1986年1月开始兴建,要求两年半完成。为解决黄岛地区无沉箱预制场地问题,确保工期,利用了山东石臼所港施工时所用的沉箱台座预制,经过70海里海上拖运拖达青岛。预制沉箱的直径为14米与18米两种,高度在13.5～24.5米,重量1000～3060吨。对于此类大型沉箱的海上长距离
I. Overview Qingdao Port Huangdao oil two 200,000-ton oil terminal caisson pier structure, started construction in January 1986, requiring two and a half years to complete. In order to solve the problem of non-caisson prefabricated site in Huangdao Island and ensure the construction period, the Caisson pedestal used in the construction of Shijiu Port in Shandong was prefabricated and towed to Qingdao by sea at 70 nautical miles. Precast caisson diameter of 14 meters and 18 meters two kinds, height 13.5 ~ 24.5 meters, weight 1000 ~ 3060 tons. Long distances for such large caissons at sea