FTW85FRD03

NTSB accident investigation · Advanced Technology Predator 480 · Welsh, LA · August 21, 1985

Accident · Minor injuriesFinal report
Date
August 21, 1985, 10:05 local (15:05 UTC)
Place
Welsh, LA
Injuries
1 minor
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N480AGAdvanced Technology Predator 480
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19850821039789A
Case key
21584

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 flightTakeoff - initial climb
Airport facilities,runway/landing area condition - high vegetationFactor
Airport facilities,runway/landing area condition - wetFactor
Unsuitable terrain or takeoff/landing/taxi area - selectedPilot in commandFactor
Lift-off - not maintainedPilot in commandCause
Airspeed - inadequatePilot in commandCause
Stall/mush
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The acft impacted the terrain in an uncontrolled descent during the initial takeoff climb. The plt reported that after takeoff at an alt of aprx 20 ft AGL, the acft rolled 20 to 25 degs to the right. After correcting for the roll, the plt stated, the acft settled to ground impact. Witnesses reported the grass airstrip used for takeoff contained 7 to 8 inch high grass and it was wet from a 2 inch rainfall on the previous day. A slight quartering tailwind was also reported to have been present at the time.

Aircraft

Registration
N480AG
Reported as
Advanced Technology Predator 480 (PREDATOR 4)
Category
Airplane, amateur-built
Serial number
X-1
Airframe hours
175
Engine
Lycoming IO-720-C1BD, 400 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Business · Part 91
Registered owner
Advanced Technology Aircraft
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Unknown · August 9, 1985 · 30 hours before

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
36
Certificate
Commercial
Airplane ratings
Single-engine land, Multi-engine land
Medical
Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
3,500 total · 75 in this make and model · 3,500 as pilot in command · 75 in the last 90 days · 35 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
30° at 5 knots
Visibility
7 statute miles
Lowest ceiling
None
Temperature
81 °F, dew point -0 °F
Altimeter
30.00 inHg

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.