NTSB Identification: LAX84LA313A.
The docket is stored on NTSB microfiche number 25897.
Accident occurred Tuesday, May 22, 1984 in BALLARD, CA
Aircraft: CESSNA 172N, registration: N73857
Injuries: 3 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PILOT OF N73857, A CESSNA 172 AND THE PILOT OF N521ST, A CESSNA 305 ARRANGED PRIOR TO THE FLIGHT TO FLY A 'MISSING MAN' FORMATION WITH TWO OTHER AIRCRAFT. THE PLT OF N73857 WAS INSTRUCTED TO FLY TO THE LEFT REAR OF THE LEAD ACFT, N521ST. THE PILOT OF N521ST REPORTED THAT HE OBSERVED N73857 OVERTAKE HIS AIRCRAFT FROM HIS LEFT REAR, BUT WAS UNABLE TO MANEUVER HIS AIRCRAFT AWAY FAST ENOUGH TO AVOID THE COLLISION. THE PLT OF N521ST STATED THAT HIS WAS THE LEADING AIRCRAFT AND THE OTHER PILOT IN N73857 WAS RESPONSIBLE FOR MAINTAINING HIS REARWARD POSITION.

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

CLEARANCE..NOT MAINTAINED..PILOT IN COMMAND

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

VISUAL LOOKOUT..INADEQUATE..PILOT OF OTHER AIRCRAFT

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