Grooved pavement (CW8-15) road sign (MUTCD CW8-15)
MUTCD CW8-15

Grooved pavement (CW8-15) Road Sign

What this sign means

Warns of grooved pavement ahead, common near bridges or during resurfacing. The surface can feel rough and steering may wander slightly, so slow down.

Sign group
W8 series Pavement and roadway conditions
MUTCD code
CW8-15
View all Warning signsTake the road signs test

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Rough road (W8-8)Rough road (W8-8)Low shoulder (W8-9)Low shoulder (W8-9)Bump (CW8-1)Bump (CW8-1)Uneven lanes (CW8-11)Uneven lanes (CW8-11)No center line (CW8-12)No center line (CW8-12)Fallen rocks (CW8-14)Fallen rocks (CW8-14)Motorcycle (plaque) (CW8-15aP)Motorcycle (plaque) (CW8-15aP)Metal bridge deck (CW8-16)Metal bridge deck (CW8-16)Right shoulder drop-off ahead (CW8-17)Right shoulder drop-off ahead (CW8-17)Shoulder drop-off (plaque) (CW8-17P)Shoulder drop-off (plaque) (CW8-17P)Road may flood (CW8-18)Road may flood (CW8-18)Dip (CW8-2)Dip (CW8-2)

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