In Portuguese traffic law, what does sign A23 displaying two opposing vertical arrows indicate?
Answer and explanation
Correct answer: D. Two-way two-lane traffic ahead on a road previously operated as one-way
- Step 1: Sign A23 identification. Step 2. Sign A23 warns drivers that the roadway ahead carries two-way traffic, ending a one-way stretch. Answer: Two-way two-lane traffic ahead on a road previously operated as one-way. Why not the others: Dual carriageways have divided lanes; reversible lanes use overhead signals.
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More Vertical Signs, Road Markings, and Traffic Light Signals questions
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