Parapet wall is set on top of breakwater and is designed according to the wave basically can not pass over under the sea conditions of a-hundred-year recurrence period.
防波堤顶部设置防浪墙，防浪墙按重现期一百年一遇海况条件基本不越浪设计。
2
It briefly introduces the construction method for the main works of thin wall large cylinder breakwater engineering and summarizes some construction experience and matters needing attentions.
文章简要介绍薄壁大圆筒防波堤工程主要工序的施工方法，总结了一些施工经验及注意的问题。
3
The outer cylinder mainly adopts that a breakwater is arranged at the position closed to a discharge outlet at the very bottom of the circle wall of the outer cylinder.