大型油气管道水下穿越事故及其防护

Accidents and Preventive Measures of Large Diameter Pipeline Underwater Crossing

管道水下穿越所通过的水域由于河床的变化而给管道的安全运行带来隐患。文章概要指出了大型油气管道水下穿越事故的主要原因 ,分析了水下穿越事故的主要特征 ,进而简述应采取的防护措施。

Hidden dangers to safe operation of pipelines will result from changes of riverbed in the waters where pipelines underwater cross.Analyzed are main reasons and features of accidents occurred in large diameter pipeline underwater crossing and some preventive measures are put forward.