navigation obstruction

In dealing with the navigation obstruction problem of Leishui Highway Bridge , the method of waterway regulation under consideration of the comprehensive requirements of bridge construction and waterway construction were adopted and the contradictions between the two aspects were solved successfully .

处理耒宜高速公路耒水公路大桥碍航问题时，采用航道整治的方法，综合考虑桥梁建设与航道建设的要求，比较成功地解决了两方面的矛盾。

Combining the engineering practice , this paper studies the reasons of navigation obstruction at bridge section of curved river and puts forward regulation measures , which may serve as a reference for similar projects .

结合工程实际，研究了弯曲河道桥区河段桥梁碍航成因，提出了整治方法与整治措施，可供类似工程参考。

Study on improvement measures of jet flow navigation obstruction for the lower approach entrance area of existed lock

已建枢纽船闸下游引航道口门区急流碍航改善措施的研究

The paper describes briefly the characteristics in riverbed evolution in this section of waterway and the causes to navigation obstruction , analyzes the main factors affecting the scouring and silting in the Hanyang Shoal , and proposes a preliminary plan for regulation and control of this section of waterway .

文章扼要介绍了该水道的河床演变特点及碍航成因，分析了影响汉阳边滩冲淤变化的主要因素，提出了该水道初步的治理方案。