NTSB Identification: CHI83LA226.
The docket is stored on NTSB microfiche number 21963.
Accident occurred Tuesday, May 24, 1983 in LANSING, MI
Aircraft: Schleicher ASW-20, registration: N20ZZ
Injuries: 1 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 PLT WAS PARTICIPATING IN THE NATIONAL 15 METER CHAMPIONSHIP MEET. DURING A TRIANGULAR COURSE, HE RAN OUT OF THERMAL ACTIVITY & SELECTED A FIELD FOR A LANDING. FROM THE AIR, HE THOUGHT HE HAD SELECTED AN ALFALFA FIELD WITH A 5 TO 6 INCH GROWTH. HOWEVER, HE STATED THAT THE FIELD ACTUALLY HAD GRASS APRX 24 TO 30 INCHES TALL. DURING THE LANDING, ONE WING CAUGHT THE GRASS, THE GLIDER SWERVED, THEN THE TAIL CONE FAILED FROM OVERLOAD FORCES FROM THE SIDE.

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

UNSUITABLE TERRAIN OR TAKEOFF/LANDING/TAXI AREA..SELECTED..PILOT IN COMMAND


Contributing Factors

DIRECTIONAL CONTROL..NOT POSSIBLE..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..HIGH VEGETATION


Contributing Factors

GROUND LOOP/SWERVE..UNCONTROLLED

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