| Crash location | 40.418334°N, 111.715556°W |
| Nearest city | American Fork, UT
40.376895°N, 111.795765°W 5.1 miles away |
| Tail number | N11698 |
|---|---|
| Accident date | 21 Sep 2008 |
| Aircraft type | Bellanca 7GCBC |
| Additional details: | None |
The pilot of the Bellanca 7GCBC reported flying the airplane about 8,500 feet msl on an eastbound heading. He entered a canyon, and not believing he had sufficient clearance to cross over the ridge, began a 360-degree turn to gain altitude. During the turn the pilot reported feeling the airplane sink; he then attempted to guide the airplane westbound down the canyon and away from terrain. The airplane continued to descend and impacted terrain at the 8,300-foot level.
The pilot's selection of an inadequate altitude to enter a box canyon, which resulted in an in-flight collision with terrain.