By CBSMiami.com Team

MIAMI (CBSMiami) – Three northbound I-75 lanes were blocked this morning before Pembroke Road in Broward following a jackknifed tractor-trailer.

Chopper 4 images showed traffic backed up for miles.

The Florida Highway Patrol said the truck hit a guardrail and blocked three lanes.

The truck driver was not hurt. All lanes have reopened.

CBSMiami.com Team