2 fatal · BELL UH-1B · 1989-09-29 · PLAINS, GA, USA
Event
NTSB number
ATL89DKG06
Event ID
20001213X29290
Type
Accident
Date
1989-09-29
Location
PLAINS, GA, USA
Coordinates
32.069782, -84.219223
Injuries
Highest injury
FATL
Fatal
2
Serious
0
Minor
0
Uninjured
0
Total aboard
2
Aircraft
Make
BELL
Model
UH-1B
Registration
N840MC
FAR Part
137
Engines
1
Damage
DEST
Conditions
Light
DAYL
Weather
VMC
Probable cause
IMPROPER MODIFICATION OF THE HELICOPTER BY THE COMPANY/OPERATOR, AND FAILURE OF THE SPRAY BOOM, WHICH RESULTED IN MAST BUMPING, AND SUBSEQUENT FAILURE OF THE MAIN ROTOR ASSEMBLY.