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Practice quizzes / IMSA Signal Construction Practice Questions - IMSA Traffic Signal Construction Technician Level II Certification Exam Exam / Question 102612
Practice question

OSHA requires that all excavations deeper than what depth must have cave-in protection?

  1. 3 feet
  2. 4 feet
  3. 5 feet
  4. 6 feet

Answer: C — 5 feet

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

Practice more: IMSA Signal Construction Practice Questions - IMSA Traffic Signal Construction Technician Level II Certification Exam Exam →
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