ASN Wikibase Occurrence # 34744
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Date: | Thursday 28 July 1994 |
Time: | 23:23 LT |
Type: | Vultee BT-13A Valiant |
Owner/operator: | Kwa Leasing |
Registration: | N79752 |
MSN: | 7128 |
Total airframe hrs: | 3230 hours |
Engine model: | P&W R-985-AN1-14B |
Fatalities: | Fatalities: 2 / Occupants: 2 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Racine, WI -
United States of America
|
Phase: | Initial climb |
Nature: | Private |
Departure airport: | , WI (KRAC) |
Destination airport: | Waukegan, IL (KUGN) |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:WITNESSES HEARD THE VINTAGE WWII TRAINER TAKING OFF AT NIGHT. THEY REPORTED THAT DURING THE INITIAL CLIMB, THE ENGINE SOUND VARIED FROM HIGH TO LOW RPM 4 TIMES, THEN THEY HEARD THE AIRPLANE COLLIDE WITH THE TWO-STORY APARTMENT BUILDING. A PILOT APPROACHING TO LAND AT THE DEPARTURE AIRPORT REPORTED SEEING THE ACCIDENT AIRPLANE AT LOW ALTITUDE AND '...NOT CLIMBING OR CLIMBING AT A VERY SHALLOW ANGLE.' OTHER WITNESSES DESCRIBED THE ENGINE AS 'SPUTTERING' AND 'BACKFIRING.' AN ON-SCENE INVESTIGATION REVEALED THAT THE ENGINE'S 10:1 COLLECTOR INTERMEDIATE GEAR HAD TWO TEETH MISSING. METALLURGICAL EXAMINATION OF THE FRACTURES BY THE SAFETY BOARD REVEALED FEATURES CONSISTENT WITH OVERSTRESS SEPARATION.
Probable Cause: LOSS OF POWER FOR UNDETERMINED REASON(S). THE DARK NIGHT WAS A RELATED FACTOR.
Accident investigation:
|
| |
Investigating agency: | NTSB |
Report number: | CHI94FA248 |
Status: | Investigation completed |
Duration: | 9 months |
Download report: | Final report |
|
Sources:
NTSB CHI94FA248
Location
Revision history:
Date/time | Contributor | Updates |
24-Oct-2008 10:30 |
ASN archive |
Added |
06-Aug-2015 19:24 |
TB |
Updated [Aircraft type] |
23-Dec-2016 16:37 |
A.J. Scholten |
Updated [Cn] |
10-Apr-2024 05:44 |
ASN Update Bot |
Updated [Time, Cn, Other fatalities, Phase, Departure airport, Destination airport, Source, Narrative, Category, Accident report] |
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