What is the width of a highway lane?

1 Answers
MacEverett
07/29/25 6:48pm
On highways, the standard width for a single lane is generally 3.75 meters, with an emergency stopping lane width of 3.5 meters. The relevant regulations for lane width and toll booth width are as follows: Regulations on lane width: According to the 'Highway Engineering Technical Standards', the lane width for highways with a design speed of 120km/h is 3.75m, and the emergency stopping lane width is 3.5m. Currently, the maximum design speed for highways in China does not exceed 120km/h, so the above standards are generally adopted. Toll booth lane width: Each lane at a highway toll booth is 2.5 meters wide, with an additional width of over 3.5 meters set up when necessary. However, regardless of the highway's width, drivers must drive in the corresponding positions. Only by adhering to laws and regulations can drivers effectively prevent traffic accidents on highways.
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