- Date
- August 1, 1966
- Place
- Marshall, TX · MARSHALL, TX
- Injuries
- 1 minor
- Damage
- Substantial damage
- Phase of flight
- Enroute
- Aircraft
- N6999Piper PA-18
- Status
- Completed · report October 6, 1966
- Report
- Brief approved by the director
- Case key
- 122151
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
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 ---------------------------------------------------------------------------------------------------------------------------- 3-2113 66/8/1 MARSHALL TEX PIPER PA-18 CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 30, 995 TIME - 1300 N6999 PX- 0 0 0 POWER/PIPELINE TOTAL HOURS, 395 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 INSTRUMENT RATED. TYPE OF ACCIDENT PHASE OF OPERATION ENGINE FAILURE OR MALFUNCTION IN FLIGHT: NORMAL CRUISE COLLIDED WITH: TREES LANDING: FINAL APPROACH PROBABLE CAUSE(S) POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE FACTOR(S) TERRAIN - HIGH OBSTRUCTIONS COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND REMARKS- NUMBER TWO EXHAUST VALVE STEM FAILED. ENGINE FAILED OVER HEAVY WOODED AREA.
Aircraft
- Registration
- N6999
- Reported as
- Piper PA-18
- Category
- Airplane
- Engine
- reciprocating
- Damage
- Substantial damage