- Date
- September 4, 1971
- Place
- Manistee, MI · MANISTEE, MI
- Injuries
- 2 uninjured
- Damage
- Destroyed
- Phase of flight
- Enroute
- Aircraft
- N10NRBell 47G2
- Status
- Completed · report April 10, 1972
- Report
- Brief approved by the director
- Case key
- 163357
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 ---------------------------------------------------------------------------------------------------------------------------- 3-3252 71/9/4 MANISTEE,MICH BELL 47G2 CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 38, 2475 TIME - 1540 N10NR PX- 0 0 1 MAPPING/PHOTO TOTAL HOURS, 61 IN TYPE, DAMAGE-DESTROYED OT- 0 0 0 NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION MANISTEE,MICH PLATTE RIVER,MICH TYPE OF ACCIDENT PHASE OF OPERATION COLLISION WITH GROUND/WATER: CONTROLLED IN FLIGHT: OTHER PROBABLE CAUSE(S) PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M. FACTOR(S) INSTRUMENTS/EQUIPMENT AND ACCESSORIES - FLIGHT AND NAVIGATION INSTRUMENTS: OTHER MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER REMARKS- PLT LOST RPM TACK 10 MIN PRIOR TO ACDNT,LOST RPM WHILE OVER LAKE,SKIDS CTCD WTR,LOST DRCTNL CTL.
Aircraft
- Registration
- N10NR
- Reported as
- Bell 47G2
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Destroyed
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.