- Date
- April 11, 1964
- Place
- Mammoth Lakes, CA · MAMMOTH LAKES, CA
- Injuries
- 1 serious, 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Landing
- Aircraft
- N81007Hiller OH5A
- Status
- Completed · report January 8, 1964
- Report
- Brief approved by the director
- Case key
- 184855
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 ---------------------------------------------------------------------------------------------------------------------------- 2-0114 64/4/11 MAMMOTH LAKES CAL HILLER OH5A CR- 0 1 1 MISCELLANEOUS COMMERCIAL, FL.INSTR., TIME - 0800 N81007 PX- 0 0 0 TEST AGE 41, 7000 TOTAL HOURS, DAMAGE-SUBSTANTIAL OT- 0 0 0 300 IN TYPE, NOT INSTRUMENT RATED. NAME OF AIRPORT - LONG VALLEY TYPE OF ACCIDENT PHASE OF OPERATION HARD LANDING LANDING: POWER-OFF AUTOROTATIVE LANDING GEAR COLLAPSED LANDING: POWER-OFF AUTOROTATIVE LANDING PROBABLE CAUSE(S) PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS FACTOR(S) MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS
Aircraft
- Registration
- N81007
- Reported as
- Hiller OH5A
- Category
- Helicopter
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Long Valley
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.