CHI90FA096

NTSB accident investigation · Piper PA-60-601P · Bartonville, IL · March 10, 1990

Accident · FatalField investigationFinal report
Date
March 10, 1990, 12:28 local (18:28 UTC)
Place
Bartonville, IL
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N410HCPiper PA-60-601P
Weather
Instrument (IMC) · Day
Status
Completed · report June 16, 1992
Report
Approved by Office Director
FAA report
19900310003609A
Case key
14525

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

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Probable cause

The pilot allowed the aircraft to exceed its design stress limits after encountering adverse weather. Factors related to the accident were: the pilot's improper evaluation of the weather and the adverse weather condtions.

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.

In flight encounter with weatherCruise - normal
Weather evaluation - improperPilot in commandFactor
Weather condition - thunderstormFactor
Weather condition - updraftFactor
Weather condition - downdraftFactor
Weather condition - turbulenceFactor
Airframe/component/system failure/malfunctionUnknown
Wing - overload
Design stress limits of aircraft - exceededPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

Before takeoff, the plt rcvd a wx briefing & was adzd of tstms & hvy rain along the route. The briefing included a warning of a severe tstm watch with hail, wind gusts to 65 KTS & a SIGMET (31C). The plt filed an IFR flt plan & took off at 1148 CST. While en route at 15,000 MSL, he reqd & rcvd clnc to divert 10 deg left to avoid 'some clouds.' Soon thereafter, the ATC ctlr noticed the acft was about 500' hi & reminded the plt to maint 15,000'. The plt acknowledged, then there was no further communication with the acft. Subsequently, an in-flt breakup of the acft occurred & the plane crashed. The left outboard wing panel sepd fm positive overload failure & was found about 1 mi fm the main wreckage. No preimpact fatigue was fnd. A witness, who saw the acft dscndg out of the clouds, saw a funnel cloud in the area before the acdnt.

Aircraft

Registration
N410HC
Reported as
Piper PA-60-601P
Category
Airplane
Serial number
61P-0367-116
Engine
Lycoming IO-540-S1A5, 290 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Registered owner
Bhp, Inc.
Departed
CPS · Cahokia, IL
Destination
12C · Rochelle, IL
Flight plan
IFR

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
60
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Toxicology
Performed
Flight hours
3,312 total

Weather

Conditions
Instrument (IMC) · Day
Wind
340° at 18 knots
Lowest ceiling
400 ft
Temperature
-0 °F, dew point -0 °F
Observed at
PIA, 2 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.