NTSB Identification: LAX83FA121.
The docket is stored on NTSB microfiche number 24598.
Accident occurred Monday, February 28, 1983 in PHOENIX, AZ
Aircraft: HUGHES 269A, registration: N42426
Injuries: 2 Fatal.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE PURPOSE OF FLT WAS TO TAKE AERIAL PHOTOGRPHS OF A BUSINESS AGENCY NEAR THE CRASH SITE. THE HELICOPTER WAS OBSERVED ORBITING A PARKING LOT IN A RIGHT HAND PATTERN AT 150-300 FT AGL. AFTER 2-3 ORBITS IT APPEARED TO HOVER BEFORE PITCHING NOSE DOWN TO A NEAR INVERTED POSITION, FOLLOWED BY A STEEP DESCENT UNTIL IMPACT WITH THE GROUND. FOLOWING THE PITCH OVER, PIECES OF THE TAIL AND/OR M/R BLADES SEPARATED. THERE WAS LEADING EDGE M/R DAMAGE & PAINT TRANSFER CONSISTENT WITH TAIL BOOM STRIKE PRIOR TO GROUND IMPACT. THE MAIN ROTOR & HUB ASS'Y WAS LOCATED ABOUT 30 FT FROM THE MAIN WRECKAGE.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

ROTOR SYSTEM,MAIN ROTOR BLADE..SEPARATION

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

FLIGHT CONTROLS..IMPROPER USE OF..PILOT IN COMMAND

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