FTW86FQG04

NTSB accident investigation · Lagatore Thorp T-18 · Lubbock, TX · November 17, 1985

Accident · FatalFinal report
Date
November 17, 1985, 13:47 local (19:47 UTC)
Place
Lubbock, TX
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N4715Lagatore Thorp T-18
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19851117057459A
Case key
21943

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.

Loss of control - in flightManeuvering
Altitude - inadequatePilot in commandFactor
Airspeed - not maintainedPilot in commandCause
Stall/spin
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The acft contacted the terrain in a 75 to 85 deg nose down attitude following a loss of control. The plt was reportedly circling a friend's house at an alt of 800 to 1000 ft AGL when the acft stalled, entered a spin and descended to ground impact.

Aircraft

Registration
N4715
Reported as
Lagatore Thorp T-18
Category
Airplane, amateur-built
Serial number
421 RHL
Engine
Lycoming O-290-D2C, 140 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Operator
Leland D. Miller
Registered owner
Thomas W. Boughn
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · September 23, 1985 · 20 hours before
Departed
Q24 · Levelland, TX

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
58
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Toxicology
Performed
Flight hours
669 total · 5 in this make and model · 606 as pilot in command · 13 in the last 90 days · 9 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
170° at 16 knots
Visibility
15 statute miles
Lowest ceiling
None
Temperature
72 °F, dew point 45 °F
Altimeter
29.00 inHg
Observed at
LBB, 6 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.