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干线公路（trunk highway，arterial highway ）
干线公路指国道和省道。
公路按使用性质可分为：国家公路、省公路、县公路和乡公路（简称为国、省、乡道），以及专用公路五个行政等级。一般把国道和省道称为干线，县道和乡道称为支线。 |
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- : trunk road, arterial highway
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| China | way | Traffic and Transportation | traffic facilities | | Wujiang City | Shengze | communication | Songling | |
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| Province trunk road | country trunk road | Caroche team trunk road | | Yanluozhu trunk road | Country priority trunk road | Yanjun Barton Badui trunk road | | Country trunk road Appellation and Codification NBS | Country trunk road Appellation and Codification NBS | |
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