Driver's License Test Prep
Yellow horizontal rectangle with black text reading TRUCK ESCAPE RAMP on three lines
MUTCD
W7-4c
Category
warning
Color
yellow
Shape
rectangle horizontal
National · MUTCD Sign Reference

Truck Escape Ramp

Word-message warning marking a truck escape ramp ahead or at this location.

A word-message form identifying a truck escape ramp, an arrester bed designed to safely stop trucks that have lost braking ability on a steep downgrade. Truckers descending the grade should note its position before they need it.

In the same family

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Yellow diamond with black border containing a thick black arrow that travels up and bends ninety degrees to point left.
Turn Left
Yellow diamond with black border containing a thick black arrow that travels up and bends ninety degrees to point right.
Turn Right
Yellow diamond with black border containing a thick black arrow that sweeps in a smooth curve from lower right up to the upper left.
Curve Left
Yellow diamond with black border containing a thick black arrow that sweeps in a smooth curve from lower left up to the upper right.
Curve Right
Yellow diamond with black border showing a black curving arrow sweeping up and to the left, with the numerals 35 below it.
Curve Left With Advisory Speed
Source

Wikimedia Commons: File:MUTCD W7-4c.svg (Public domain)

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