Practice question

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

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

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

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