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日本在名古屋港修建的一座中跨跨径为405米的斜拉桥,基础是底面为33×35米、总重900吨的钢沉箱,沉入45米深的砂层,施工水深12米,此桥的施工特点是:两座A字形塔架用3,000吨的浮吊一次竖起。塔架是钢结构,在工厂制作后运至工地拼装,它的总高度是122米,重约1,460吨。拼装时分成三段,第一段是二节各为高3.5米的底段,
A 405-meter-long cable-stayed bridge spanning 405 meters in diameter at Japan’s port in Nagoya was constructed on the basis of a 33-by-35-meter steel caisson weighing 900 tons and sunk into a 45-meter-deep sand at a depth of 12 meters. The construction of the bridge is characterized by two A-shaped towers erected once with 3,000 tons of floating cranes. The tower is a steel structure that is shipped to the job site after fabrication at the factory. Its overall height is 122 meters and weighs 1,460 tons. The assembly is divided into three sections, the first section is two 3.5 meters high each of the bottom section,