On Monday, December 10th, 2012 at 12:34 p.m. the Pinal County Sheriff’s Office responded to a reported single vehicle accident in the 2000 block of West Houston Road, Apache Junction. The accident involved a U.S. Postal Service Delivery truck.

When deputies arrived on scene, the driver of the postal vehicle a 57-year-old female from Apache Junction was being treated by the Mesa Fire Department and personnel from Southwest Ambulance for injuries she sustained in the crash.

The investigation revealed the driver was traveling westbound on West Houston Road when for unknown reasons the vehicle drifted over past the right side of the roadway, striking a pole and chain link fence that ran parallel to the road. The top two rail poles of the fence penetrated through the vehicles firewall. One of the poles struck the driver in the upper left portion of her chest. The pole continued through her body and then into her seat.

The driver was transported by air-ambulance to a local hospital to be treated for a serious life threatening injury.

Neither alcohol nor drug impairment are a factor in this accident.