TULSA, Oklahoma - A four-vehicle crash at the entrance ramp to northbound Highway 169 at 41st Street closed the ramp and backed up traffic on 41st in both directions Friday morning. 

Tulsa Police said the driver of a Nissan Xterra headed up the ramp turned in front of a lawn maintenance truck just after 7 a.m. The truck hit the Xterra causing the SUV to roll onto its top. 

Officers said EMSA took the driver of the Xterra to the hospital.  

Police said two other cars were also involved in the crash, but no one in those vehicle was injured. 

Officers closed the northbound exit ramp at 41st Street because of the crash.