Practice question

What is the minimum required distance between an overhead high-voltage power line (up to 50kV) and a sign boom truck or mast arm crane per Cal/OSHA regulations?

  1. Minimum clearance distance of 10 feet.
  2. Minimum clearance distance of 5 feet from energized lines.
  3. Minimum clearance distance of 3 feet.
  4. Minimum clearance distance of 1 foot.

Answer: A — Minimum clearance distance of 10 feet.

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

Practice more: CSLB C-32 Exam Practice Questions - California CSLB C-32 Parking and Highway Improvement Examination Exam →