NTSB Identification: DEN86FA210.
The docket is stored on NTSB microfiche number 32537.
Accident occurred Saturday, July 26, 1986 in BLACK FOREST, CO
Aircraft: Burkhart Grob G-102 ASTIR CS, registration: N144SS
Injuries: 1 Serious.
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.
THE GLIDER PLT, TOOK OFF AT 1155 AND WAS TOWED TO AN ALT OF 10,200 FT MSL AND RELEASED. THE PLT SAID THAT A RAPIDLY DEVELOPING THUNDERSTORM CUT OFF HIS ROUTE BACK TO THE GLIDER PORT AND HE WAS FORCED TO MAKE AN OFF AIRPORT LANDING AT ABOUT 1300. THE PLT SAID THAT DURING THE TURN TO FINAL APCH, 'A WIND SHIFT PUT ME DOWN.'
The National Transportation Safety Board determines the probable cause(s) of this accident to be:COMPENSATION FOR WIND CONDITIONS..NOT PERFORMED..PILOT IN COMMAND
WEATHER CONDITION..UNFAVORABLE WIND
PROPER ALIGNMENT..NOT SELECTED..PILOT IN COMMAND
PREFLIGHT BRIEFING SERVICE..NOT OBTAINED..PILOT IN COMMAND
DIVERTED ATTENTION..PILOT IN COMMAND
IN-FLIGHT PLANNING/DECISION..DELAYED..PILOT IN COMMAND
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