- Date
- May 12, 1971
- Place
- Anaktvk Pass, AK · ANAKTVK PASS, AK
- Injuries
- 2 fatal, 2 serious
- Damage
- Destroyed
- Phase of flight
- Uncontrolled descent
- Aircraft
- N9222Sud Aviatn SA318C
- Status
- Completed · report November 5, 1971
- Report
- Brief approved by the director
- Case key
- 161200
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 ---------------------------------------------------------------------------------------------------------------------------- 3-0281 71/5/12 ANAKTVK PASS,ALAS SUD AVIATN SA318C CR- 0 1 0 COMMERCIAL COMMERCIAL, FL.INSTR., TIME - 1930 N9222 PX- 2 1 0 AIR TAXI-PASSG AGE 31, 2362 TOTAL HOURS, DAMAGE-DESTROYED OT- 0 0 0 155 IN TYPE, NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION SAGWON,ALAS LOCAL TYPE OF ACCIDENT PHASE OF OPERATION COLLISION WITH GROUND/WATER: UNCONTROLLED IN FLIGHT: UNCONTROLLED DESCENT PROBABLE CAUSE(S) PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS PILOT IN COMMAND - SPATIAL DISORIENTATION FACTOR(S) MISCELLANEOUS ACTS,CONDITIONS - WHITEOUT TERRAIN - SNOW-COVERED WEATHER - LOW CEILING WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED WEATHER FORECAST - UNKNOWN/NOT REPORTED MISSING AIRCRAFT - LATER RECOVERED SKY CONDITION CEILING AT ACCIDENT SITE OVERCAST 300 VISIBILITY AT ACCIDENT SITE PRECIPITATION AT ACCIDENT SITE 5 OR OVER(UNLIMITED) NONE OBSTRUCTIONS TO VISION AT ACCIDENT SITE WIND DIRECTION-DEGREES NONE 360 WIND VELOCITY-KNOTS TYPE OF WEATHER CONDITIONS 10 VFR TYPE OF FLIGHT PLAN NONE REMARKS- RECOVERY DATE 5/13/71. FLAT SNOW COVERED AREA ALMOST DEVOID OF VISIBLE OBJECTS.
Aircraft
- Registration
- N9222
- Reported as
- Sud Aviatn SA318C
- Category
- Helicopter
- Engine
- turbo shaft
- Damage
- Destroyed
N9222Registration cancelled Oct 14, 1981 · Sud SA 318C ALOUETTE ASTAirframe modelSud SA 318C ALOUETTE AST
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.