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Truck Escape Ramp: What It Means & What To Do

Truck Escape Ramp (W7-4) - diamond yellow with black warning sign: An emergency escape ramp for trucks is ahead
MUTCD CodeW7-4
CategoryWarning Signs
ShapeDiamond
ColorYellow with black

What Does the Truck Escape Ramp Mean?

An emergency escape ramp for trucks is ahead.

About This Sign

Truck escape ramps are built into steep downhill grades for vehicles that lose braking ability. They use deep gravel or sand to stop runaway vehicles.

Other Warning Signs

Frequently Asked Questions

What does the Truck Escape Ramp mean?

An emergency escape ramp for trucks is ahead.

What shape and color is the Truck Escape Ramp?

The Truck Escape Ramp uses the Diamond shape and Yellow with black coloring.

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Truck Escape Ramp Meaning 2026 - DMV Test Guide & Free Practice | DMV IQ