桩古46海堤加固设计

桩古46海堤海域滩地下蚀严重,风浪作用加大,严重威胁海堤的安全,并给桩西油气生产带来很大的安全隐患。为此,根据堤段现状,采用直接加固和丁坝保滩促淤相结合的方式进行海堤加固,并采用了抛石、FS浆垫、混凝土联锁块等多种护底结构相结合对堤前滩地进行防护。实施后,经3年多的运行,效果良好,达到了预期的目的。

Reinforcement design of Zhuanggu 46 sea dike

The coast at the Zhuanggu 46 sea dike had seen serious underground erosion,leading to worse stormy wave,which had threatened the safety of sea dike and affected the oil and production of Zhuangxi oil company.According to the status of dike,direct dike reinforcing was conducted combined with construction of spur-dikes to protect the coast and promote siltation.In addition,rock riprap, FS（foreshore） slurry textile pad and interlocking concrete block were utilized to protect the beach. 3 years of operation after the reinforcement demonstrate the objectives are accomplished with good effect.