Driver's License Test Prep
Yellow horizontal rectangle with black text reading SAND
MUTCD
W7-4dP
Category
warning
Color
yellow
Shape
rectangle horizontal
National · MUTCD Sign Reference

Sand (Plaque)

Supplemental plaque identifying the arrester material at the truck escape ramp as sand.

A supplemental plaque used with a runaway truck ramp warning to tell drivers the arrester bed is filled with sand. Knowing the material helps truckers anticipate how the ramp will decelerate the vehicle.

In the same family

Related signs

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 W7-4dP.svg (Public domain)

Free study plan

A free knowledge-test study plan

Pick your state and we'll send a short run of study emails for that test. The one-page cheat sheet is free to grab either way.

One email a few times a month. No spam, unsubscribe anytime. Privacy.