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W3: Advance Traffic Control

Learn the meaning of advance traffic control signs. Compare the pictures, read the driving guidance and follow the linked official sources.

Sign explanations are currently available in English.

Explore these signs

8 signs in this collection. Every sign’s meaning is free to read; a free account opens the full explanation. Study counts cover unique published English materials across all states; availability depends on your state and access plan.

8 signs

Stop ahead sign (W3-1)

Stop ahead

W3-1

Meaning & what to do
Yield ahead sign (W3-2)

Yield ahead

W3-2

Meaning & what to do
Signal ahead sign (W3-3)

Signal ahead

W3-3

Meaning & what to do
Be prepared to stop sign (W3-4)

Be prepared to stop

W3-4

Meaning & what to do
Speed zone ahead sign (W3-5a)

Speed zone ahead

W3-5a

Meaning & what to do
Drawbridge sign (W3-6)

Drawbridge

W3-6

Meaning & what to do
Ramp meter ahead sign (W3-7)

Ramp meter ahead

W3-7

Meaning & what to do
Ramp metered when flashing sign (W3-8)

Ramp metered when flashing

W3-8

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.

Sources checked . Current guide illustrations: public-domain FHWA Standard Highway Signs. Historical illustrations: DMV One Way archive.

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