FTW83LA184

NTSB accident investigation · Bell 206B · Hempstead, TX · April 8, 1983

Accident · No injuriesLimited investigationFinal report
Date
April 8, 1983, 16:00 local (22:00 UTC)
Place
Hempstead, TX
Injuries
4 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N3898PBell 206B
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19830408012019A
Case key
20860

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(partial) - nonmechanicalCruise - normal
Turboshaft engine,gas generator - foreign objectCause
Maintenance,inspection - not performedOther maintenance personnelCause
Turboshaft engine,gas generator - fluctuatingFactor
In flight collision with objectDescent - emergency
Object - wire,transmissionFactor
Visual lookout - inadequatePilot in commandCause
Hard landingLanding - flare/touchdown
Rotation - not maintainedPilot in commandCause

Analysis

Acording to the pilot the aircraft was in level flight at 800 feet AGL when the pilot experienced severe yaws in rapid rapid succession. He noticed he torque fluctuating between 30 and 100 pounds, went into autorotation and selected a landing spot heading into the wind. As the pilot was beginning his flare when a passenger saw powerlines right in front of them. The pilot made evasive corrections but hit the wires and impacted the ground left side first. A teardown of theengine revealed an accumulation of foreign matterial in the compressor and diffuser sections of the engine.

Aircraft

Registration
N3898P
Reported as
Bell 206B
Category
Helicopter
Serial number
3212
Airframe hours
1,087
Engine
Allison 250-C-20B, 317 horsepower, turbo shaft
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Allen Kent Northwest, doing business as Jet
Registered owner
Robert Hargraves Or Jim Harris
Airworthiness certificate
Standard, Utility
Last inspection
AAIP · March 25, 1983 · 1 hours before
Departed
DWH
Destination
Austin, TX

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
34
Certificate
Commercial
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Helicopter, Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Right
Flight hours
5,872 total · 1,761 in this make and model · 5,282 as pilot in command · 101 in the last 90 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
320° at 14 knots, gusting 20
Visibility
10 statute miles
Temperature
55 °F, dew point 39 °F
Altimeter
29.00 inHg
Observed at
HOB, 28 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.