禁止超车标志
MUTCD R4-1
此路段禁止超越其他车辆。
标志外观
A vertical white rectangle with black legend reading DO NOT PASS in bold capital letters.
什么时候会见到
Posted at the start of a no-passing zone, such as on hills, curves, or narrow stretches where sight distance is limited.
该怎么做
You must not pass other vehicles along this stretch; stay in your lane until a sign or road marking shows passing is again allowed.
相关标志
来源:《统一交通控制设施手册》(MUTCD)第 11 版 — 美国联邦公路管理局(FHWA)。