AMS-FLIGHT D.O.O. DG-500 ELAN ORION near Boulder, CO — 2011-03-14

Probable cause

The in flight loss of lift while landing, resulting in a collision with a fence.

NTSB narrative

According to the certified flight instructor (CFI), the purpose of the flight was to practice slip maneuvers to a landing with no spoilers. While on short final of the traffic pattern, the student pilot reduced the slip to maintain the glide path, at which time, the glider encountered a sink and descended. While in the flare over a fence, the left wing impacted a fence pole, resulting in substantial damage to the glider. The CFI stated that there was nothing mechanically wrong with the glider prior to the accident.

NTSB coding

• Windshear or thunderstorm · Landing-flare/touchdown

Evidence available

• 1 docket document

Docket documents1

• Pilot/Operator Aircraft Accident Report, NTSB Form 6120.1form

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