ASN Wikibase Occurrence # 42761
This information is added by users of ASN. Neither ASN nor the Flight Safety Foundation are responsible for the completeness or correctness of this information.
If you feel this information is incomplete or incorrect, you can
submit corrected information.
Date: | Saturday 24 June 1989 |
Time: | 15:35 |
Type: | Beechcraft T-34A Mentor |
Owner/operator: | Red Stevenson |
Registration: | N34CJ |
MSN: | CG-211 |
Total airframe hrs: | 5550 hours |
Fatalities: | Fatalities: 2 / Occupants: 2 |
Aircraft damage: | Destroyed |
Category: | Accident |
Location: | Haskell, OK -
United States of America
|
Phase: | En route |
Nature: | Unknown |
Departure airport: | (00K7) |
Destination airport: | |
Investigating agency: | NTSB |
Confidence Rating: | Accident investigation report completed and information captured |
Narrative:THE AIRSPEED INDCR WAS MALFUNCTIONING ON A PREVIOUS flight. BFR TAKING OFF AGAIN, THE PLT WAS SEEN TO DISASSEMBLE THE PITOTTUBE AS IF THE REMOVE FOREIGN MATTER. ON THE NEXT FLT, HE BGN A HI SPD/LOW PASS over RWY 35. AT ABT MIDFIELD, THE ACFT ENTERED A CLIMB TO APRX 800 TO 1000 FT AGL. NR THE PEAK OF THE CLIMB, THERE WAS A REDUCTION OF PWR & THE ACFT MNVRD (TURNED LEFT, THEN RGT, AS IF TO ENTER A BASE TURN FOR RWY 17). THE LNDG GEAR WAS EXTDD AT ABT 300 TO 500 FT AGL, FLWD BY A TURN (SOUTH) TWD THE RWY. AFTER ABT 45 DEG OF TURN, THE ACFT ENTERED A STEEP DSCNT & CRASHED. AN EXAM REVEALED A RUBBER PITOT LINE, PN 35-324323, WAS DETERIORATED & LEAKED. NO OTR PREIMPACT PART FAILURE WAS FND. EXPERIMENTAL CATEGORYACFT WITH SVRL LIMITATIONS: FLTS RSTRD TO TX; EXHIBITION ONLY; PIC WAS REQUIRED TO HAVE AN INSTRUCTOR'S LOGBOOK ENDORSE-MENT OR LETTER OF AUTHORIZATION (LOA) TO OPER THE ACFT. NEITHER AN ENDORSEMENT NOR LOA WAS FND. PLT HAD ABT 1 HR IN T-34ACFT; CANNABINOIDS DETECTED IN PLT'S URINE, BUT NONE FND IN HIS BLOOD. ACFT WAS NOT EQUIPPED WITH STALL WARNING SYS. CAUSE: FAILURE OF THE PILOT TO MAINTAIN ADEQUATE AIRSPEED, WHICH RESULTED IN AN INADVERTENT STALL. FACTORS RELATED TO THE ACCIDENT WERE: A LEAK IN THE PITOT SYSTEM, FAILURE OF THE PILOT TO OBTAIN ADEQUATE MAINTENANCE/INSPECTION OF THE PITOT SYSTEM, AND HIS LACK OF FAMILIARITY WITH THE AIRCRAFT.
Sources:
http://www.ntsb.gov/_layouts/ntsb.aviation/brief.aspx?ev_id=20001213X28568 ex.FA Chile/154.
Revision history:
Date/time | Contributor | Updates |
24-Oct-2008 10:30 |
ASN archive |
Added |
28-Jun-2016 20:03 |
TB |
Updated [Aircraft type, Source] |
21-Dec-2016 19:24 |
ASN Update Bot |
Updated [Time, Damage, Category, Investigating agency] |
07-Feb-2022 17:46 |
A.J.Scholten |
Updated [Source] |
The Aviation Safety Network is an exclusive service provided by:
CONNECT WITH US:
©2024 Flight Safety Foundation