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东海大桥是我国第一座真正意义上的跨海大桥,施工环境恶劣,无经验可以借鉴。Ⅶ标主桥斜拉桥——颗珠山大桥主墩平台采用了打桩船直接插打大直径钢护筒(直径3.2 m)并作为平台主要承重构件的施工方法,该施工方法质量优、速度快、效益好。
The East China Sea Bridge is the first true sea-crossing bridge in China with poor construction environment and no experience to learn from. Ⅶ The main bridge cable-stayed bridge - the main pier platform of Guzhushan Bridge adopts the piling boat to directly insert the large-diameter steel casing (3.2 m in diameter) as the main load-bearing component of the platform. The construction method is of excellent quality and speed Fast, effective.