Accident Details
Date
Friday, August 9, 1991
NTSB Number
CHI91DER13
Location
MAPLE GROVE, MN
Event ID
20001212X17795
Coordinates
45.130474, -93.450279
Aircraft Damage
Substantial
Highest Injury
None
Fatalities
0
Serious Injuries
0
Minor Injuries
0
Uninjured
1
Total Aboard
1
Probable Cause and Findings
THE PILOT'S FAILURE TO MAINTAIN DIRECTIONAL CONTROL OF THE HELICOPTER DURING THE FORCED LANDING. RELATED FACTORS ARE THE LOSS OF ENGINE POWER, LOSS OF ROTOR RPM, THE ERODED COMPRESSOR BLADES, THE PILOT'S OPERATION WITH KNOWN DEFICIENCIES IN EQUIPMENT AND INADEQUATE AIRCRAFT PREFLIGHT, AND THE BLOCKED SPRAY EQUIPMENT.
Aircraft Information
Registered Owner (Current)
Name
HELI-WORKS FLIGHT SERVICES LLC
Address
1620 W PETERSON AVE
City
DEER LODGE
State / Zip Code
MT 59722-2002
Country
United States
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# CHI91DER13