NTSB Identification: DEN02LA067.
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Accident occurred Monday, July 01, 2002 in Jackson, WY
Probable Cause Approval Date: 01/16/2003
Aircraft: Schreder RS-15, registration: N33515
Injuries: 1 Fatal.

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 glider was observed circling the summit block of Grand Teton Mountain. A witness reported seeing the glider proceed southeast to northwest. The glider's left wing contacted the mountain approximately 150 feet below the summit. The witness reported seeing the wing crumple and then hearing a loud noise. The glider then disappeared behind the north side of the mountain. The wreckage was located the following morning. The glider wreckage was spread down the north face of Grand Teton Mountain beginning approximately 200 feet below the summit and extending down the mountain approximately 1,500 feet. A wing was identified as resting approximately 700 feet below the summit in the wreckage path. The reported weather in the area, about the time of the accident, was clear skies, visibility 10 statute miles, temperature 75 degrees F, winds 240 degrees at 19 knots with gusts to 28 knots, and an altimeter setting of 30.18 inches of Mercury.

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

the pilot's failure to maintain adequate clearance from the mountain summit.

Full narrative available

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