The first crash occurred on December 14th at approximately 9:30AM and involved a commercial motor vehicle towing an empty tanker on Hwy 58 near milepost 60 east of Oakridge. No hazardous materials were released. The driver stated he lost control on the icy road and left the roadway, damaging a substantial amount of guardrail. He was uninjured.  While investigating this crash, OSP was dispatched to another single vehicle, rollover crash at 10:40AM less than a mile from the first crash near milepost 59. This crash involved an SUV that had been operated by a female driver, who was the sole occupant, who also indicated she had lost control on the icy road and rolled over. The female was entrapped and extricated by fire personnel. She suffered non-life threatening injuries and was transported by ground ambulance to the hospital for treatment.