- Date
- August 20, 1977
- Place
- Boulder, CO · BOULDER, CO
- Injuries
- 3 uninjured
- Damage
- Substantial damage
- Phase of flight
- Initial climb
- Aircraft
- N9389KStinson 108-2
- Status
- Completed · report November 16, 1977
- Report
- Brief approved by the director
- FAA report
- 19770820029449A
- Case key
- 146015
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
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NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-3231 77/8/20 BOULDER, CO STINSON 108-2 CR- 0 0 1 NONCOMMERCIAL PRIVATE, AGE 34, 132 TIME - 1130 N9389K PX- 0 0 2 PLEASURE/PERSONAL TRANSP TOTAL HOURS, 96 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED. NAME OF AIRPORT - BOULDER MUNI. DEPARTURE POINT INTENDED DESTINATION BOULDER, CO LOCAL TYPE OF ACCIDENT PHASE OF OPERATION ENGINE FAILURE OR MALFUNCTION TAKEOFF: INITIAL CLIMB STALL: SPIN LANDING: FINAL APPROACH PROBABLE CAUSE(S) PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING POWERPLANT - IGNITION SYSTEM: SPARK PLUG POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND FIRE AFTER IMPACT REMARKS- NO. 6 CYLINDER PLUGS FOULED AND EXHAUST VALVE LEAKING
Aircraft
- Registration
- N9389K
- Reported as
- Stinson 108-2
- Category
- Airplane
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Boulder Muni.
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.