ASN Wikibase Occurrence # 365753
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| Date: | Thursday 24 January 1991 |
| Time: | 10:10 LT |
| Type: |  Cessna 320 |
| Owner/operator: | Private |
| Registration: | N4112T |
| MSN: | 320D0012 |
| Engine model: | CONTINENTAL TSIO-520-B |
| Fatalities: | Fatalities: 0 / Occupants: 1 |
| Aircraft damage: | Substantial |
| Category: | Accident |
| Location: | Middleton, WI -
 United States of America
|
| Phase: | Landing |
| Nature: | Executive |
| Departure airport: | |
| Topeka, KS (KTOP) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Accident investigation report completed and information captured |
THE PILOT SAID THAT AFTER TAKEOFF HE FAILED TO GET A GEAR UP AND LOCKED INDICATION. AFTER UNSUCCESSFUL ATTEMPTS TO LOWER THE GEAR, HE ELECTED TO RETURN FOR LANDING. A FLY-BY WAS EXECUTED FOR VERIFICATION OF A GEAR DOWN EXTENSION. DURING THE LANDING ROLL, THE RIGHT MAIN GEAR COLLAPSED FOLLOWED BY THE LEFT. THE NOSE GEAR REMAINED EXTENDED. THE AIRCRAFT VEERED OFF THE RUNWAY INTO A SNOW BANK AND SUSTAINED SUBSTANTIAL DAMAGE. POST ACCIDENT INVESTIGATION FAILED TO REVEAL A MECHANICAL CAUSE OF THE GEAR MALFUNCTION. THE OUTSIDE AIR TEMPERATURE WAS ABOUT ZERO F. AND HAD BEEN AS LOW AS 10 DEGREES BELOW PRIOR TO THE ACCIDENT, WHICH COULD CONTRIBUTE TO GEAR RETRACTION MALFUNCTION.
Probable Cause: THE MAIN LANDING GEAR COLLAPSED DURING LANDING ROLLOUT DUE TO EXTREME COLD TEMPERATURES. A FACTOR RELATED TO THE ACCIDENT WAS A SNOWBANK ADJACENT TO THE RUNWAY.
Accident investigation:
 |
|
Sources:
NTSB CHI91LA076
Location
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 20-Mar-2024 13:26 | ASN Update Bot | Added |
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