Runaway truck ramp road sign (MUTCD W7-4b)
MUTCD W7-4b

Runaway truck ramp Road Sign

What this sign means

Marks a runaway truck ramp ahead, an emergency escape lane for trucks that lose braking on a steep downgrade to stop safely.

Sign group
W7 series Hills
MUTCD code
W7-4b
View all Warning signs

Related signs in this group

Steep grade/hillSteep grade/hillNext (distance) miles aheadNext (distance) miles aheadSteep grade/hillSteep grade/hillSteep grade/hill percentageSteep grade/hill percentageTrucks use lower gearTrucks use lower gearUse low gearUse low gearNext (distance) miles aheadNext (distance) miles ahead(percent) grade (distance) miles ahead(percent) grade (distance) miles ahead(percent) grade ahead(percent) grade ahead(distance)(distance)Truck escape rampTruck escape rampSandSand

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