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Practice quizzes / NM CID GA-5 Practice Questions - New Mexico CID GA-5 Highway Signs and Guard Rails Examination Exam / Question 149337
Practice question

Per NMDOT 2019 606.3.8, which curb type is not allowed at guardrail drainage installations?

  1. Asphalt curb
  2. Concrete curb
  3. Asphalt curb placed below the offset block with its face aligned to the rail face
  4. Metal curb

Answer: D — Metal curb

The correct answer is shown above. Try the full quiz for additional practice.

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