FTW95LA057

NTSB accident investigation · Cessna 172 · Lawton, OK · November 30, 1994

Accident · FatalLimited investigationFinal report
Date
November 30, 1994, 11:30 local (17:30 UTC)
Place
Lawton, OK
Injuries
1 fatal, 1 minor
Damage
Substantial damage
Phase of flight
Initial climb
Aircraft
N7099ACessna 172
Weather
Visual (VMC) · Day
Status
Completed · report May 18, 1995
Report
Approved by Office Director
FAA report
19941130040079A
Case key
19314

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 attain sufficient airspeed during takeoff resulting in a stall. Factors were the pilot's selection of the downwind runway and his failure to use all availabble runway.

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
Weather condition - tailwind
Wrong runway - selectedPilot in commandFactor
All available runway - not usedPilot in commandFactor
Airspeed(vr) - not attainedPilot in commandCause
Stall - inadvertentPilot in command
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The private pilot, on a local flight took off with a quartering tail wind of 13 knots, up-hill, using only half the available grass runway. Following climb out to 15 or 20 feet, the aircraft settled and impacted the ground hard, nose gear first, separating the nose gear from the aircraft.

Factual narrative

On November 30, 1994, at 1130 central standard time, a Cessna 172, N7099A, was substantially damaged during takeoff from Cunningham Field near Lawton, Oklahoma. The private certificated pilot received minor injuries and his passenger was fatally injured. Visual meteorological conditions prevailed for the local personal flight.

During an interview conducted by a Federal Aviation Administrator Inspector, the pilot reported landing the airplane on a 2,600 feet long grass private airfield. He landed into the wind, on runway 17. He turned around at midfield and took off up-hill on runway 35 with a tailwind. Winds were reported by the Lawton, Oklahoma, Flight Service Station to be 220 degrees at 13 gusting to 15 knots. Cessna performance manuals indicate that under these conditions the airplane could clear a 50 foot obstacle in 1,083 feet.

In the initial interview the pilot reported that he landed the plane to the south, stopped about midfield, turned around and started his ground roll for takeoff to the north. Later, in his written report, he says that he taxied to the end of runway 17 for his departure to the north.

The pilot said that during takeoff the ground was going by him faster than normal and he became aware of the power lines at the end of the field. He further stated that the aircraft broke ground and climbed to 15 or 20 feet, then "started to sink fast" descending back to the ground. He reported that the airplane "landed on the nose wheel hard", breaking off the nose wheel and sliding to a stop.

Additional reports on the air frame and engine are enclosed.

Aircraft

Registration
N7099A
Reported as
Cessna 172
Category
Airplane
Serial number
29199
Airframe hours
3,614
Engine
Continental O-300A, 145 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Sanders, George P.
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · September 3, 1994
Airport
4F3 · Cunningham (Jerry Wright), runway 35, 2,600 × 80 ft, grass/turf

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
61
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
277 total · 193 in this make and model · 194 as pilot in command · 8 in the last 90 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
220° at 13 knots, gusting 15
Visibility
45 statute miles
Lowest ceiling
None
Temperature
46 °F
Altimeter
30.00 inHg
Observed at
LAW, 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.