Practice question

Which statement is correct about shut-off valve positions for New Jersey CDL doubles/triples operation?

  1. Check only the tractor cab for item 86-1
  2. Rear shut-offs on front trailers should be open and rear shut-offs on the last trailer closed
  3. Assume the rear trailer follows safely without inspection for item 86-2
  4. Ignore the item until after the trip for item 86-3

Answer: B — Rear shut-offs on front trailers should be open and rear shut-offs on the last trailer closed

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