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The Permit Test
Two-Way Traffic (MUTCD W6-3 sign)

Two-Way Traffic

warning sign · diamond · yellow

You are leaving a one-way road; oncoming traffic now shares the road.

Visual breakdown
Yellow diamond with two vertical arrows pointing opposite directions.
Shape recognition
Diamond with up-and-down arrows — traffic in both directions.
Color recognition
Yellow warning: the rules of the road just changed around you.
Memory trick
Arrows in a standoff — oncoming traffic is back; stay right and stay alert.
Real-world example
Exiting a one-way downtown grid onto a regular street: passing now requires checking for oncoming cars.
Common mistakes
Continuing to use the full road width as if still on a one-way street.
Quick recall method
Opposing arrows = oncoming traffic returns.

Practice this sign

1 practice question cover this sign.

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