EMPLOYEE STATES HE WAS INVESTIGATING WHAT WOULD BE NEEDED TO PULL OUT A PLOW TRUCK THAT WAS STUCK IN THE SNOW. HE WAS WORKING HIS WAY DOWN THE SIDE OF THE VEHICLE, HOLDING ON TO THE SIDES, WHEN BOTH HIS FEET SLIPPED OUT FROM UNDER HIM. HE FELL TO THE GROUND, LANDING ON HIS RADIO WITH HIS LEFT LEG, MID-THIGH, RESULTING IN A FEMUR FRACTURE.