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Rough road sign

W8-8 / Warning signs

The road surface ahead is rough or broken.

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Rough road sign (W8-8)
Bump sign (W8-1)

Bump

W8-1

Meaning & what to do
Uneven lanes sign (W8-11)

Uneven lanes

W8-11

Meaning & what to do
Grooved pavement sign (W8-15)

Grooved pavement

W8-15

Meaning & what to do

Sources & scope

Independent educational summaries by DMV One Way. Sign designs follow MUTCD conventions; state and local rules can add restrictions. Use your current state handbook and the signs on the road for the rules that apply to your trip.

This explanation has not been reviewed yet. Current guide illustrations: public-domain FHWA Standard Highway Signs. Historical illustrations: DMV One Way archive.

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