ASN Wikibase Occurrence # 380762
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Date: | Thursday 29 September 1983 |
Time: | 16:30 LT |
Type: | Cessna 172N |
Owner/operator: | Enterprise Flying Club |
Registration: | N6089F |
MSN: | 17273145 |
Year of manufacture: | 1979 |
Total airframe hrs: | 526 hours |
Engine model: | Lycoming O-320-H2AD |
Fatalities: | Fatalities: 0 / Occupants: 4 |
Aircraft damage: | Substantial |
Category: | Accident |
Location: | Tulelake, CA -
United States of America
|
Phase: | En route |
Nature: | Private |
Departure airport: | Enterprise, CA (Q93) |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE PLT REPORTED THAT HE MADE A LOW PASS OVER THE MEDICINE LAKE AREA, THEN AFTER CIRCLING FOR A FEW MINUTES, HE CLIMBED BACK TO 7500 FT, ESTABLISHED 2000 RPM & 70 KTS, & CONTINUED THE FLT. APPX 5 MIN LATER, HE NOTICED THAT THE TREES APPEARED TO BE GETTING CLOSER. HE CHECKED HIS VERTICAL VELOCITY INDICATOR & NOTED A 200 FT/MIN DESCENT. HE THEN APPLIED FULL THROTTLE, BUT DID NOT NOTICE THE RPM INCREASE & CONTINUED TO LOSE ALTITUDE. SUBSEQUENTLY, THE ACFT COLLIDED WITH A TREE & CRASHED AT AN ELEVATION OF ABOUT 6000 FT. DURING THE INVESTIGATION, THE ENG WAS EXAMINED & RUN ON A PORTABLE TEST STAND & IT OPERATED NORMALLY. THE DENSITY ALTITUDE OF THE CRASH SITE WAS ESTIMATED TO BE 8300 FT. REPORTEDLY, THE TEMP & DEW POINT IN THE AREA WERE 63 & 32 DEG, RESPECTIVELY. ACCORDING TO ICING PROBABILITY CHARTS, VISIBLE CARB ICING WAS POSSIBLE AT RATED POWER. ALSO, UPDRAFTS & DOWNDRAFTS WERE COMMON IN THE AREA & WERE REPORTED BY OTHER PLTS.
Probable Cause:
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | LAX83LA463 |
Status: | Investigation completed |
Duration: | |
Download report: | Final report |
|
Sources:
NTSB LAX83LA463
Location
Revision history:
Date/time | Contributor | Updates |
01-Apr-2024 20:09 |
ASN Update Bot |
Added |
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