Vermont State Police say a preliminary test indicates a Wells woman was extremely impaired before her car traveled downhill in reverse and crashed into a rock.
Police said a preliminary breath test Saturday night indicated the driver's blood-alcohol content was 0.362 percent - more than four times the legal limit.
State Police say Granville Rescue transported 45-year-old Tracy Davies to the hospital because she appeared to be going in and out of consciousness.
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Police said they processed Davies on suspicion of driving under the influence of alcohol and that a blood sample has been provided for analysis. The Associated Press couldn't find a phone number for Davies. It was unclear if she had a lawyer.