CHI87DER06

NTSB accident investigation · Bell 47G-2A · New Prague, MN · May 14, 1987

Accident · FatalFinal report
Date
May 14, 1987, 08:35 local (13:35 UTC)
Place
New Prague, MN
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N6786DBell 47G-2A
Weather
Visual (VMC) · Day
Status
Completed · report January 11, 1989
Report
Approved by Office Director
FAA report
19870514013449A
Case key
13587

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of control - in flightManeuvering - turn to reverse direction
Weather condition - gustsFactor
Compensation for wind conditions - inadequatePilot in commandCause
Weather condition - tailwindFactor
Altitude - not maintainedPilot in commandCause
In flight collision with terrain/waterManeuvering - turn to reverse direction

Analysis

After about a 5 min flight, the helicopter collided with the ground during a downwind turn on an agricultural turnaround. Impact was on a heading of 210 degrees. Wind was from 326 degrees at 14 KTS, gusts to 22 KTS. No evidence was found of powerplant, flight control, structural, or system malfunction during the on-site or subsequent airframe and engine examination.

Aircraft

Registration
N6786D
Reported as
Bell 47G-2A
Category
Helicopter
Serial number
2592
Engine
Lycoming VO-435-A1F, 260 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Aerial application · Part 137
Registered owner
Terryjon Aviation
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · March 2, 1987
Departed
New Prague, MN

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
36
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Right
Toxicology
Performed
Flight hours
1,505 total · 1,465 as pilot in command · 70 in the last 90 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
326° at 14 knots, gusting 22
Visibility
15 statute miles
Lowest ceiling
None
Temperature
63 °F, dew point 45 °F
Altimeter
30.00 inHg
Observed at
MSP, 26 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.