Date & Time: Aug 15, 1935 at 2005 LT
Type of aircraft:
Waco YKC
Registration:
NC14140
Flight Phase:
Flight
Survivors:
No
Schedule:
Helena – Denver
MSN:
4204
YOM:
1934
Crew on board:
1
Crew fatalities:
1
Pax on board:
2
Pax fatalities:
2
Other fatalities:
0
Total fatalities:
3
Circumstances:
Before departure, pilot was informed about bad weather conditions en route and was instructed to follow the normal route which is longer. Aircraft left Helena at 1600LT but pilot did not follow instructions and flew through a mountainous region at 8,500 feet. Later, while cruising at a height of some 10,000 feet in low visibility due to fog and rain, the single engine aircraft hit the Lamario Peak and crashed. The debris of the aircraft and the dead bodies of all three occupants were found few hours later in an isolated area.
Probable cause:
It is the opinion of the Accident Board that the probable cause of this accident was poor judgment on the part of the pilot for attempting to unnecessarily fly over a hazardous route.