A woman was hospitalized after she crashed into a Transguide traffic sign early Friday morning.
San Antonio police said the woman was headed on the access road of Interstate 10 and Wurzbach when she lost control of her car.
Police believe she skidded down a guard rail and crashed into the Transguide sign and box.
The woman was taken to University Hospital for treatment. Her condition was unknown.
San Antonio police are investigating the possibility of alcohol as a contributing factor in the crash.