Accident Overview
The aircraft collided with power lines and trees while on final approach. The pilot, who was the sole occupant, was killed in the accident. No preimpact failures or malfunctions of the aircraft were found.
Weather Conditions
The reported weather immediately following the accident was an indefinite ceiling zero, sky obscured, and visibility 1/16 of a mile in fog. The pilot had diverted from his intended destination due to fog.
Probable Cause and Findings
The official probable cause was the pilot's decision to fly the approach visually with outside reference to the lights and inadvertently descending below the decision height off the proper glide path.
Occurrence #1: In-Flight Collision with Object
- Phase of operation: Approach - FAF/outer marker to threshold (IFR)
#### Findings 1. (f) Weather condition - fog 2. (f) Weather condition - obscuration 3. (c) In-flight planning/decision - poor - pilot in command 4. (c) Decision height - below - pilot in command 5. (c) Proper glidepath - not maintained - pilot in command 6. (f) Object - wire, transmission 7. (f) Object - tree(s)