CHI83LA292

NTSB accident investigation · Bell 47G-4A · Wheeler, IL · July 5, 1983

Accident · No injuriesLimited investigationFinal report
Date
July 4, 1983, 20:45 local (Jul 5, 1983, 01:45 UTC)
Place
Wheeler, IL
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N7069JBell 47G-4A
Weather
Visual (VMC) · Dusk
Status
Completed
Report
Approved by Office Director
FAA report
19830704031229A
Case key
12243

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 engine power(total) - nonmechanicalCruise
Fluid,fuel - contaminationCause
Fluid,fuel - waterCause
Aircraft preflight - inadequatePilot in commandCause
Forced landingLanding
Autorotation - performedPilot in command
Hard landingLanding - flare/touchdown
Terrain condition - high vegetationFactor

Analysis

The plt reported that while he was returning for another load of chemicals, the eng missed a couple of times, then smoothed out for about 1 min. After that, the eng missed again, then quit while the helicopter was at aprx 150 ft AGL. The plt chose to clear over corn & land in a bean field. While clearing the corn, his rotor RPM decayed, the helicopter landed hard & the main rotor blades hit the tail boom. About 1 pint of water was found in the fuel tank sumps & rust was found in the fuel valve.

Aircraft

Registration
N7069J
Reported as
Bell 47G-4A
Category
Helicopter
Serial number
7737
Engine
Lycoming VO-540-B1B3, 280 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Registered owner
Rowco, Inc.
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · April 21, 1983 · 3 hours before

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
61
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
5,175 total · 5,000 as pilot in command · 103 in the last 90 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Dusk
Wind
180° at 3 knots
Visibility
6 statute miles
Lowest ceiling
None
Temperature
88 °F

FAA reports on this event · 1

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

Other investigations on N7069J · 1

Matched to the same aircraft by N-number and date.