FTW91FA028

NTSB accident investigation · Folland Gnat T-1 · Bossier City, LA · January 10, 1991

Accident · FatalField investigationFinal report
Date
January 10, 1991, 12:30 local (18:30 UTC)
Place
Bossier City, LA
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Approach
Aircraft
N3XRFolland Gnat T-1
Weather
Instrument (IMC) · Day
Status
Completed · report May 15, 1992
Report
Approved by Office Director
FAA report
19910110000309A
Case key
23241

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

Improper planning/decision by the pilot and his delay in diverting to an alternate airport, which resulted in fuel exhaustion due to lack of fuel. The adverse weather conditions and radio malfunction were related factors.

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) - nonmechanicalMissed approach (ifr)
Planning/decision - improperPilot in commandCause
Fluid,fuel - low level
DelayedPilot in commandCause
Comm/nav equipment,transceiver - failure,totalFactor
Weather condition - low ceilingFactor
Weather condition - fogFactor
Weather condition - rainFactor
Fluid,fuel - exhaustionCause
Fuel supply - inadequatePilot in commandCause
Forced landingDescent - emergency
In flight collision with objectLanding
Object - tree(s)

Analysis

During a flt from Florida to Texas, the plt made an en route stop at panama city, FL & refueled. At 1043 CST, he depd panama city & proceeded on an IFR flt at flt level 310 to dallas, TX. At 1227 CST (after making a wx check), he changed his destn & was cleared to proceed direct to shreveport, LA. The last transmission from the acft was at 1134:50. When he was clrd to dscnd to FL 24O at 1139, no radio reply was rcvd. Subsequently, the plt dscndd & made an apch to rwy 14 at the shreveport rgnl arpt. Tower psnl rprtd that after flying by the tower or making a missed apch, radar contact with the acft was lost. Subsequently, it hit trees & crashed after being airborne about 1.8 hrs. It had begun the flt with an estimated 1.5 hrs of fuel on board. No fuel was found trapped in the lines or filter & no evidence of a fuel spill was found, though the acft was extensively dmgd.

Aircraft

Registration
N3XR
Reported as
Folland Gnat T-1
Category
Airplane
Serial number
FL587
Engine
Bristol SIDLEY 701, 4,520 lbs thrust, turbo jet
Damage
Destroyed
Flight
Business · Part 91
Operator
Thompson, Gary S., doing business as Gnati Incorporated
Departed
PFN · Panama City, FL
Destination
FTW · Dallas, TX
Flight plan
IFR
Airport
SHV · Shreveport Regional, runway 14, 8,351 × 200 ft, asphalt

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
48
Certificate
Commercial
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--no waivers/lim.
Toxicology
Performed
Flight hours
7,000 total

Weather

Conditions
Instrument (IMC) · Day
Wind
320° at 6 knots
Lowest ceiling
300 ft overcast
Temperature
-0 °F, dew point -0 °F
Observed at
SHV, 20 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.