NTSB Identification: SEA88FA060A.
The docket is stored on NTSB microfiche number 35982.
Accident occurred Saturday, March 19, 1988 in CARSON CITY, NV
Probable Cause Approval Date: 02/28/1989
Aircraft: PITTS S-1C, registration: N6389
Injuries: 1 Serious,1 Minor.

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.

UPON ARRIVAL AT THE CARSON ARPT, N6389 (PITTS S-1C) CIRCLED OVERHEAD & THEN DESCENDED TO TRAFFIC PATTERN ALTITUDE WHILE ON THE DOWNWIND LEG TO RUNWAY 27. THE PILOT BROADCAST VIA VHF HIS LOCATION AND INTENTION ON BASE AND FINAL. WHILE ESTABLISHED ON FINAL AND APPROXIMATELY 1000 FEET FROM THE THRESHOLD TO RUNWAY 27, AND AT AN ALTITUDE OF APPROXIMATELY 200 FEET AGL, N6389 COLLIDED WITH N3545 (NIEUPORT). IMPACT MARKS INDICATED THAT N6389 STRUCK THE UPPER LEFT WING OF N3545 WITH ITS WHEELS. THE LOWER RIGHT WING OF N6389 THEN DISINTEGRATED AS IT PASSED THROUGH THE PROPELLER ARC OF N3545. NEITHER PILOT REPORTED SEEING THE OTHER AIRCRAFT AND BOTH AIRCRAFT CRASHED SHORT OF THE RUNWAY. NEITHER AIRCRAFT WAS EQUIPPED WITH ANY POSITION, ANTICOLLISION OR STROBE LIGHTS. ALTHOUGH BOTH AIRCRAFT WERE BIPLANES (EQUIPPED WITH UPPER AND LOWER WINGS) IT COULD NOT BE DETERMINED WHETHER THIS DESIGN HAD ANY BEARING IN OBSTRUCTING EITHER PILOT'S VIEW OF THE OTHER AIRCRAFT.

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

VISUAL LOOKOUT..INADEQUATE..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


Contributing Factors

EXTERIOR LIGHT(S)..NOT INSTALLED

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