"The aircraft slid off the north side of the east-west taxiway of Anchorage International Airport while taxiing out for a takeoff on runway 06R. The Boeing weathercocked about 70° to the left and slid backward down a snow-covered embankment with an average slope of - 13°. The aircraft came to rest on a heading of 150° on a service road approximately 250 feet from, and 50 feet below, the taxiway surface."






