Catenary pipe can cross over such barriers as rivulet and deep valley,etc., by fully utilizing pipeline itself strength without other suplementary building.This crossing way is the most simple one.

• 悬垂管道可以充分利用管道自身的强度跨越小河、深谷等障碍，而不需要辅以其它构筑物，这种跨越方式是最为简单的一种。