GRUMMAN ACFT ENG COR-SCHWEIZER G-164B
Courtland, CA — June 13, 2010
Event Information
| Date | June 13, 2010 |
| Event Type | ACC |
| NTSB Number | WPR10CA289 |
| Event ID | 20100613X82552 |
| Location | Courtland, CA |
| Country | USA |
| Coordinates | 38.37083, -121.65750 |
| Highest Injury | SERS |
Aircraft
| Make | GRUMMAN ACFT ENG COR-SCHWEIZER |
| Model | G-164B |
| Category | AIR |
| FAR Part | 137 |
| Aircraft Damage | SUBS |
Conditions
| Light Condition | DAYL |
| Weather | VMC |
Injuries
| Fatal | 0 |
| Serious | 1 |
| Minor | 0 |
| None | 0 |
| Total Injured | 1 |
Event Location
Probable Cause
The pilot's failure to maintain clearance from terrain during low-altitude maneuvers.
Full Narrative
The pilot reported that during an aerial application flight he was established and stable on an east-to-west spray pass. He recalls checking the pump pressure gauge for an indication of an empty load when he felt and heard a “significant slam” and felt a grinding sensation. The airplane had impacted level terrain and came to rest upside down. The airplane sustained substantial damage to both wings and the tail assembly. The pilot reported that there were no known mechanical malfunctions or failures with the aircraft prior to the accident.
About This NTSB Record
This aviation event was investigated by the National Transportation Safety Board (NTSB). NTSB investigates all U.S. civil aviation accidents to determine probable cause and issue safety recommendations to prevent future accidents.