Practice question

Which statement is correct about dolly fifth wheel release for New Jersey CDL doubles/triples operation?

  1. Uncouple on a grade whenever possible
  2. Release the converter dolly fifth wheel latch before pulling the dolly out
  3. Leave disconnected lines dragging
  4. Release the pintle hook before support is set

Answer: B — Release the converter dolly fifth wheel latch before pulling the dolly out

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