Witness Observations
Witnesses near the accident site reported observing the airplane approach the airstrip heading north. The airplane then reversed direction and began heading south. Subsequently, witnesses heard the airplane's engine quit, followed by the sound of a crash. The airplane came to rest about 300 yards beyond the airstrip in a near vertical attitude alongside a riverbank, where a post-crash fire ensued.
Autopsy and Medical Findings
The report of the autopsy performed on the pilot listed "Final Anatomic Diagnoses" including: "Multiple traumatic injuries," "Hypertrophy of heart," "Arteriosclerosis," and "Acute intramural hemorrhage." The "Clinical Summary" noted that the pilot had a past medical history of coronary heart disease. Review of the pilot's personal medical records revealed a history of hypertension, elevated cholesterol, and coronary artery disease.
Toxicology Results
Post-accident toxicological testing detected 11% carbon monoxide in the blood, and the prescription medications atenolol and diltiazem were found in blood and urine.
FAA Medical Records
Review of FAA medical records indicated that on his two most recent applications for a third class medical certificate, the pilot answered "No" to questions regarding current use of any medication, heart or vascular trouble, and high or low blood pressure.