- Date
- April 9, 1970
- Place
- Piru, CA · PIRU, CA
- Injuries
- 1 uninjured
- Damage
- Substantial damage
- Phase of flight
- Landing
- Aircraft
- N9035FHughes 369HS
- Status
- Completed · report August 7, 1970
- Report
- Brief approved by the director
- Case key
- 135086
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 ---------------------------------------------------------------------------------------------------------------------------- 3-0653 70/4/9 PIRU,CALIF HUGHES 369HS CR- 0 0 1 MISCELLANEOUS COMMERCIAL, AGE 47, 8088 TIME - 1535 N9035F PX- 0 0 0 EXPERIMENTATION TOTAL HOURS, 1531 IN DAMAGE-SUBSTANTIAL OT- 0 0 0 TYPE, NOT INSTRUMENT RATED. DEPARTURE POINT INTENDED DESTINATION PIRU,CALIF PIRU,CALIF TYPE OF ACCIDENT PHASE OF OPERATION NOSE OVER/DOWN LANDING: POWER-OFF AUTOROTATIVE LANDING PROBABLE CAUSE(S) MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: POOR/INADEQUATE DESIGN FACTOR(S) MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER REMARKS- EXPERIMENTAL HYDROFOILS FAILED TO KEEP BOW OF FLOATS FROM SUBMERGING.
Aircraft
- Registration
- N9035F
- Reported as
- Hughes 369HS
- Category
- Helicopter
- Engine
- turbo shaft
- Damage
- Substantial damage