- Date
- June 28, 1971
- Place
- Minchumina, AK · MINCHUMINA, AK
- Injuries
- 1 fatal, 4 uninjured
- Damage
- Substantial damage
- Phase of flight
- Landing
- Aircraft
- N4966Alouette II
- Status
- Completed · report December 13, 1971
- Report
- Brief approved by the director
- Case key
- 161700
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 ---------------------------------------------------------------------------------------------------------------------------- 3-0928 71/6/28 MINCHUMINA,ALAS ALOUETTE II CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 34, 5141 TIME - 2315 N4966 PX- 1 0 3 FIRE CONTROL TOTAL HOURS, 295 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION MINCHUMINA,ALAS LOCAL TYPE OF ACCIDENT PHASE OF OPERATION COLLISION WITH GROUND/WATER: CONTROLLED LANDING: POWER-ON LANDING COLLIDED WITH: OBJECT LANDING: ROLL-ON/RUN-ON PROBABLE CAUSE(S) PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS FACTOR(S) PILOT IN COMMAND - PSYCHOLOGICAL CONDITION WEATHER - THUNDERSTORM ACTIVITY TERRAIN - OTHER EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND ADVERSE/UNFAVORABLE WEATHER SKY CONDITION CEILING AT ACCIDENT SITE BROKEN UNLIMITED VISIBILITY AT ACCIDENT SITE PRECIPITATION AT ACCIDENT SITE 5 OR OVER(UNLIMITED) RAIN SHOWERS, THUNDERSTORM OBSTRUCTIONS TO VISION AT ACCIDENT SITE TYPE OF WEATHER CONDITIONS UNKNOWN/NOT REPORTED VFR TYPE OF FLIGHT PLAN NONE REMARKS- PWR REQRD EXCD PWR AVBLE,WENT INTO RIVER,HIT BANK.PAX FATALLY INJ EXITING ACFT,HIT BY M/R BLDS.
Aircraft
- Registration
- N4966
- Reported as
- Alouette II
- Category
- Helicopter
- Engine
- turbo shaft
- Damage
- Substantial damage
N4966Registration cancelled Dec 18, 2012 · S N I A S SA 318C ALOUETTE ASTAirframe modelS N I A S SA 318C ALOUETTE ASTEngine modelTurbomeca ASTAZOU IIA
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.
Other investigations on N4966 · 2
Matched to the same aircraft by N-number and date.
NTSB SEA86FA073Accident · 1 fatalField investigationFinal reportSiletz, ORThe plt unsuccessfully attempted to lift a 1597 lb load of cedar blocks which would have placed the helicopter aprx 880 lbs over its max gross weight with an external load. The plt was setting the load down for ground personnel to unload some of the blocks…NTSB ANC82FA059Accident · No injuriesField investigationFinal reportSkwentna, AKThe pilot reported that after takeoff, at an altitude of 200 feet, the aircraft began a moderate vibration. When the aircraft was leveled off and the power reduced, the vibration stopped. The pilot continued the flight and during a climb turn at approximately…