On July 16, 2004, at 1115 mountain daylight time, a Cessna A185F, N185S, sustained substantial damage during the takeoff roll at the Cut Bank Municipal Airport, Cut Bank, Montana (CTB). The airplane is owned by the pilot and was being operated as a visual flight rules (VFR) personal/pleasure flight under Title 14, CFR Part 91, when the accident occurred. The commercial pilot and passenger aboard the airplane were not injured. Visual meteorological conditions prevailed and a flight plan had been filed for the proposed cross-country flight. In a written statement to the National Transportation Safety Board, dated July 20, the pilot stated that during the takeoff roll, the airplane "quickly left the runway to the left and flipped on it's back." According to the pilot, the winds at the time of the accident were favoring runway 23 at an estimated speed of six knots. The pilot was departing on runway 23 when the accident occurred.