FTW83FA415

NTSB accident investigation · Piper PA-23-250 · Huffman, TX · September 3, 1983

Accident · FatalField investigationFinal report
Date
September 2, 1983, 22:34 local (Sep 3, 1983, 03:34 UTC)
Place
Huffman, TX
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N5551YPiper PA-23-250
Weather
Visual (VMC) · Night/dark
Status
Completed
Report
Approved by Office Director
FAA report
19830902045709A
Case key
20760

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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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.

Airframe/component/system failure/malfunctionClimb - to cruise
Electrical system - failure,totalCause
Electrical system - undeterminedCause
Loss of control - in flightClimb - to cruise
Weather condition - fogFactor
Light condition - dark nightFactor
Instrument light(s) - deterioratedFactor
Emergency light(s) - lack ofFactor
Aircraft handling - inadequatePilot in commandCause
Spatial disorientationPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The acft collided with the ground in a high speed dive and totally disintegrated. Impact created a 7' crater and material blew out for 100 yards. The engines were recovered at the 14 ft level in the crater. The acft took off at 2215 from baytown TX. At 2334 radar and radio contact was lost. At no time did the plt indicate that he was having any difficulties. As radar contact was lost the return went into coast mode for 8 sweeps or 38 seconds. One thing that can trigger the coast mode is a rapid rate of descent in excess of 500 ft/minute. On 8/1/83 the plt owner experienced a total electrical failure in this acft while enroute from California to dallas, TX. The battery cables were found corroded and loose. These were cleaned and tightened and no further record of electrical maintenance was noted. After the accident the tail light bulb was sent to the NTSB lab for analysis as to its illumination at impact. There findings indicate the bulb was not illuminated at impact. There are no provisions for an emergency lighting system in this acft.

Aircraft

Registration
N5551Y
Reported as
Piper PA-23-250
Category
Airplane
Serial number
27-2652
Airframe hours
2,886
Engine
Lycoming IO-540, 250 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Operator
Larry O. Gray
Registered owner
Lake Tahoe Aviation, Inc.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · January 21, 1983 · 20 hours before
Departed
HPY · Baytown, TX
Destination
F46 · Rockwall, 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
43
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 2, Expired
Seat
Left
Toxicology
Performed
Flight hours
467 total · 20 in this make and model · 20 in the last 90 days · 5 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Night/dark
Wind
Calm
Visibility
6 statute miles
Lowest ceiling
25,000 ft broken
Temperature
73 °F, dew point 73 °F
Observed at
IAH, 15 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.

Other investigations on N5551Y · 1

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