The driver of a street sweeper is in the hospital after a crash in Grapevine Friday morning.
Grapevine firefighters responded to the crash at northbound state Highway 121 ramp at William D. Tate Avenue at about 12:30 a.m.
The street sweeper was found upside down near Mustang Drive. The driver was pinned inside.
A medical helicopter was called and airlifted the man to the hospital.
Police say the man was in the street sweeper was working along the ramp when he veered off into the grass and the sweeper flipped.
The driver is in stable condition.
The investigation is ongoing.