针对架空送电线路跨越高速铁路施工的特点，介绍了不同跨越架和封顶网的结构形式，比较分析了不同形式的优缺点与适用条件。研究了跨越安全距离，并对其取值进行论证，可为跨越高速铁路施工方案设计提供参考。

According to the construction features of overhead transmission line crossing high speed railway, the structural characteristics of different crossing frames and protection nets are summarized, of which the applicable conditions and advantages are analyzed and compared. In addition, safe distance for crossing is investigated and verified, providing references for similar construction design of overhead transmission line crossing high speed railway.