- Date
- December 27, 1978
- Place
- Darby, MT · DARBY, MT
- Injuries
- 2 minor
- Damage
- Substantial damage
- Phase of flight
- Landing
- Aircraft
- N224RMBell 214B-1
- Status
- Completed · report February 15, 1979
- Report
- Brief approved by the director
- FAA report
- 19781227041189A
- Case key
- 138504
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 ---------------------------------------------------------------------------------------------------------------------------- 3-3920 78/12/27 NR.DARBY,MT BELL 214B-1 CR- 0 0 2 COMMERCIAL ATP,FLIGHT INSTR., AGE TIME - 1145 N224RM PX- 0 0 0 OTHER 40, 8348 TOTAL HOURS, 958 DAMAGE-SUBSTANTIAL OT- 0 0 0 IN TYPE, NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION DARBY,MT LOCAL TYPE OF ACCIDENT PHASE OF OPERATION PROPELLER/ROTOR FAILURE: MAIN ROTOR LANDING: POWER-ON LANDING HARD LANDING LANDING: POWER-OFF AUTOROTATIVE LANDING PROBABLE CAUSE(S) PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION ROTORCRAFT - TRANSMISSION ROTOR DRIVE SYSTEM: SPRAG SYSTEM MISCELLANEOUS ACTS,CONDITIONS - OVERHEATED MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED FACTOR(S) MISCELLANEOUS ACTS,CONDITIONS - JETTISONED LOAD TERRAIN - ROUGH/UNEVEN EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND REMARKS- LOGGING OPNS, SPRAGS IN FREE WHEELING UNIT FAILED. OVERHAUL 54 HRS PRIOR.
Aircraft
- Registration
- N224RM
- Reported as
- Bell 214B-1
- Category
- Helicopter
- Engine
- turbo shaft
- Damage
- Substantial damage
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.