What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
PIC and SIC trainee departed Bethel Airport at approximately 23:35:22Z on a part 91 training flight.
At 23:56:50 z ADS-B data ceased.
Aircraft impacted at GPS coordinates 60°31?29?n 161°05?15?w.
Cut tree branches indicate a 33° angle on heading of 141° (true). ADS-B data indicate 184 knot airspeed and -16512 foot per minute vertical velocity. One propeller blade shows chord-wise markings and large deep gouge which indicates propeller was turning. Impact points of propeller, landing gear, belly-pod, and left wing indicate aircraft was upright at impact.
All flight controls were present at crash site. Unable to determine control cable continuity in cockpit area due to post-accident fire.
Forward fuselage was shredded- empty instrument cans all about along path from impact point to final resting place as aircraft cartwheeled and balled-up.
GPS locations with parts list and photos was documented on site.
Detailed wreckage examination did not reveal any specific cause. Flap actuator extension showed 0 degree flap. Trim actuators were not unusual. No hammering indicated on any control stops.
As the FAA filed it
PIC AND SIC TRAINEE DEPARTED BETHEL AIRPORT AT APPROXIMATELY 23:35:22Z ON A PART 91 TRAINING FLIGHT.
AT 23:56:50 Z ADS-B DATA CEASED.
AIRCRAFT IMPACTED AT GPS COORDINATES 60°31?29?N 161°05?15?W.
CUT TREE BRANCHES INDICATE A 33° ANGLE ON HEADING OF 141° (TRUE). ADS-B DATA INDICATE 184 KNOT AIRSPEED AND -16512 FOOT PER MINUTE VERTICAL VELOCITY. ONE PROPELLER BLADE SHOWS CHORD-WISE MARKINGS AND LARGE DEEP GOUGE WHICH INDICATES PROPELLER WAS TURNING. IMPACT POINTS OF PROPELLER, LANDING GEAR, BELLY-POD, AND LEFT WING INDICATE AIRCRAFT WAS UPRIGHT AT IMPACT.
ALL FLIGHT CONTROLS WERE PRESENT AT CRASH SITE. UNABLE TO DETERMINE CONTROL CABLE CONTINUITY IN COCKPIT AREA DUE TO POST-ACCIDENT FIRE.
FORWARD FUSELAGE WAS SHREDDED- EMPTY INSTRUMENT CANS ALL ABOUT ALONG PATH FROM IMPACT POINT TO FINAL RESTING PLACE AS AIRCRAFT CARTWHEELED AND BALLED-UP.
GPS LOCATIONS WITH PARTS LIST AND PHOTOS WAS DOCUMENTED ON SITE.
DETAILED WRECKAGE EXAMINATION DID NOT REVEAL ANY SPECIFIC CAUSE. FLAP ACTUATOR EXTENSION SHOWED 0 DEGREE FLAP. TRIM ACTUATORS WERE NOT UNUSUAL. NO HAMMERING INDICATED ON ANY CONTROL STOPS.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.