RIALTO, CA, USA
N90HS
HOLMAN/SEARS HS-1
THE PILOT/CO-OWNER HAD ONLY A GLIDER CERTIFICATE, BUT HE ELECTED TO FLY THE HOME BUILT AIRPLANE ON ITS MAIDEN FLIGHT. AFTER DEPARTING ON RUNWAY 24, HE INITIATED A RIGHT TURN ABOUT 3/4 MILE WEST OF THE AIRPORT. WHILE TURNING AT ABOUT 200 FT AGL, THE AIRPLANE ENTERED A SPIN & IMPACTED THE GROUND IN A VERTICAL DESCENT. AN INVESTIGATION REVEALED THE PILOT HAD ABOUT 82 HRS OF FLIGHT TIME, OF WHICH, APRX 25 HRS WERE IN SINGLE ENGINE AIRPLANES.
FAILURE OF THE PILOT TO MAINTAIN SUFFICIENT AIRSPEED, WHILE TURNING AFTER TAKEOFF, WHICH RESULTED IN A STALL/SPIN. CONTRIBUTING FACTORS WERE: IMPROPER PLANNING/DECISION BY THE PILOT BY TEST FLYING AN AIRPLANE THAT HE WAS NOT PROPERLY CERTIFICATED TO OPERATE, HIS LACK OF FAMILIARITY WITH THE AIRCRAFT, AND OVERCONFIDENCE IN HIS PERSONAL ABILITY.
Source: NTSB Aviation Accident Database
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