NTSB Identification: LAX87LA287.
The docket is stored on NTSB microfiche number 35873.
Accident occurred Monday, July 13, 1987 in MARICOPA, AZ
Probable Cause Approval Date: 03/31/1989
Aircraft: BURKHART GROB G-103A, registration: N103BG
Injuries: 2 Minor.
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 RPRTD THAT AFTER GLIDING IN A SINK FOR SVRL MINUTES, HE BEGAN FLYING ABOUT 500' ABOVE A NORTH-SOUTH MTN RIDGE IN SEARCH OF LIFT. WHILE ON A NORTHERLY HEADING, THE LEFT WING ROSE & THE PLT INTERPRETED THIS AS LIFT. HE TURNED TO THE LEFT (WEST) WHICH PUT THE GLIDER ON THE LEE SIDE OF THE RIDGE. THE GLIDER THEN ENTERED A SINK & WENT BELOW THE RIDGE LINE. THE PLT TRADED ALT FOR SPEED AS HE HEADED TOWARD THE SAILPORT. RPRTDLY, THE GLIDER WAS TRAVELING AT ABOUT 100 KTS WHEN A WING HIT A TALL (TREE LIKE) CACTUS & THEN THE GLIDER CRASHED. ABOUT 15 MI AWAY AT PHOENIX, THE WIND WAS FROM 120 DEG AT 6 KTS.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:CLEARANCE..MISJUDGED..PILOT IN COMMAND
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