The pilot's failure to maintain helicopter control for reasons that could not be determined because postaccident examination of the helicopter did not reveal any preimpact mechanical malfunctions or anomalies that would have precluded normal operation.
N90529
1974 BELL-TELLIJOHN 47G-2
Rotorcraft · Reciprocating · Restricted
3 NTSB records
for this tail number, including substantial damage. See the full record below.
Registration
Airframe
Powerplant
Live Flight Status
Checking live traffic…
Coverage depends on ground receiver reception and is not a complete picture of traffic.
Transponder & Tracking
The hex code is the aircraft's ICAO 24-bit address, broadcast by its ADS-B transponder. It is the key used to match live position reports to this registration.
NTSB Accident & Incident Record
Jun 15, 2017
Accident
Substantial Hastings, MN
Injuries1 serious
Phase of Flight-
ConditionsVMC
OperationFAR 137
Probable Cause
NTSB CEN17LA232
Jul 30, 1998
Accident
Substantial PLAINVIEW, MN
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 137
Probable Cause
The pilot's not achieving the proper descent rate prior to touchdown. A factor related to the accident was fuel starvation due to a low fuel level.
NTSB CHI98LA291
Aug 26, 1990
Accident
Substantial WALL LAKE, IA
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 137
Probable Cause
THE FAILURE OF THE PILOT TO MAINTAIN ROTOR RPM DURING TAKEOFF. THE HIGH DENSITY ALTITUDE AND UPHILL TERRAIN WERE FACTORS.
NTSB CHI90DCD02