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ROAD SIGN LESSON
Tunnel Ahead
Learn to anticipate a tunnel ahead.
01 — UNDERSTAND
What does the Tunnel Ahead warning indicate?
A tunnel is ahead and road conditions may change as you enter it.
02 — REAL-WORLD SCENARIO
You are approaching a tunnel.
Reduce speed as appropriate, use required lighting and follow signs and lane markings through the tunnel.
03 — CHECK YOUR UNDERSTANDING
Check your understanding
What road feature is indicated?