NTSB Identification: CHI86LA018.
The docket is stored on NTSB microfiche number 29498.
Accident occurred Tuesday, October 29, 1985 in COMSTOCK PARK, MI
Aircraft: BALLOON WORKS FIREFLY 7, registration: N4056L
Injuries: 2 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.
ACCORDING TO THE PILOT SHE RECEIVED WIND INFORMATION FROM A FLIGHT SERVICE STATION, THE NOAA AND ATIS APPROXIMATELY 1.5 HOURS PRIOR TO TAKEOFF. ALL THESE SOURCES PREDICTED WINDS TO BE LESS THAN 7 KNOTS. WINDS WERE 'VERY LIGHT' DURING BALLOON INFLATION. THE LAUNCH WAS UNEVENTFUL UNTIL THE BALLOON ROSE ABOVE THE TREES WHERE THE VELOCITY OVER THE GROUND INCREASED TO AN EVENTUAL 17 KNOTS. THE CHECK PILOT THEN INSTRUCTED THE PILOT TO SKIM THE TOPS OF CORN IN A CORNFIELD TO SIMULATE A TOUCH AND GO LANDING. THE FIELD SHE SELECTED WAS ON THE FAR SIDE OF A SET OF POWER LINES AND A WOODED AREA. AS SHE CLEARED THE POWER LINES THE WIND SHIFTED TO A HEADWIND AND THE BALLOON DESCENDED INTO THE TREES IN SPITE OF A PROPANE BURN TO ARREST THE DESCENT. THE BALLOON ENVELOPE WAS DAMAGED BY THE TREES.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:WEATHER FORECAST..INACCURATE..NWS PERSONNEL
The National Transportation Safety Board determines the probable cause(s) of this accident to be:HAZARDOUS WEATHER ADVISORY..NOT POSSIBLE..NWS PERSONNEL
WEATHER CONDITION..UNFAVORABLE WIND
REMEDIAL ACTION..NOT POSSIBLE..PILOT IN COMMAND
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