The pipes and lines shall run parallel with the planned red line of urban roads and highways and shall be laid straight.

管线敷设应当与城市道路、公路的规划红线平行，走向顺直。

youdao

The pipes and lines shall run parallel with the planned red line of urban roads and highways and shall be laid straight.

管线敷设应当与城市道路、公路的规划红线平行，走向顺直。

youdao