ATL91LA152

NTSB accident investigation · Waco UPF-7 · Manning, SC · August 5, 1991

Accident · No injuriesLimited investigationFinal report
Date
August 5, 1991, 10:30 local (14:30 UTC)
Place
Manning, SC
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N29926Waco UPF-7
Weather
Visual (VMC) · Day
Status
Completed · report March 31, 1993
Report
Approved by Office Director
FAA report
19910805031219A
Case key
8451

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's failure to maintain directional control during the takeoff roll, and his failure to abort the takeoff in a timely manner once the airplane had departed the runway surface. A factor in the accident was the pilot's failure to utilize the entire available runway for takeoff.

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.

On ground/water collision with objectTakeoff - aborted
Terrain condition - grass
Terrain condition - wet
All available runway - not usedPilot in commandFactor
Directional control - not maintainedPilot in commandCause
Abort - delayedPilot in commandCause
Ground loop/swerve - performedPilot in command

Analysis

The pilot was performing an intersection takeoff for a local flight. He reported that the airplane was not accelerating normally although the engine sounded normal. At about 700 feet into the takeoff roll, the pilot inadvertently allowed the airplane to depart the runway to the left into the grass. Unable to continue the takeoff, the pilot ground looped the airplane. The FAA inspector reported that the pilot attempted to continue the takeoff after the airplane had departed the runway surface. The grass along the runway was about 12 inches high and the ground was wet. Runup inspection of the engine failed to indicate any mechanical problems or loss of engine power.

Aircraft

Registration
N29926
Reported as
Waco UPF-7
Category
Airplane
Serial number
5423
Airframe hours
3,300
Engine
Continental W670, 220 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Dominici, Raymond H.
Registered owner
Dominici, Raymond H.
Last inspection
Annual · March 1, 1991 · 50 hours before
Airport
MNI · Clarendon County, runway 1, 3,600 × 75 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
52
Certificate
Private
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Rear
Flight hours
758 total · 171 in this make and model · 640 as pilot in command · 48 in the last 90 days · 35 in the last 30 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
300° at 6 knots
Visibility
4 statute miles
Lowest ceiling
None
Temperature
84 °F, dew point 72 °F
Altimeter
30.00 inHg
Observed at
SSC, 22 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 N29926 · 2

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