匝道建议速度标志
MUTCD W13-2
通过前方出口匝道的安全速度为所示数值。
标志外观
A yellow diamond-shaped warning sign showing a black ramp curve symbol with the advisory speed for the exit.
什么时候会见到
At freeway and highway exit ramps where the ramp curves sharply and a lower speed is needed to take it safely.
该怎么做
Slow to the shown advisory speed before entering the ramp; it is the safe speed for the curve ahead.
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)。