DFW07CA192

NTSB accident investigation · Boeing 1942 · Edmond, OK · September 1, 2007

Accident · No injuriesData collectionFinal report
Date
September 1, 2007, 13:00 local (18:00 UTC)
Place
Edmond, OK
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N65PGBoeing 1942
Weather
Visual (VMC) · Day
Status
Completed · report November 29, 2007
Report
Approved by Office Director
Parties
Oklahoma City, OK
FAA report
20070901022559A
Case key
66574

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 takeoff resuting in a nose over. A contributing factor was the soft terrain.

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 - on ground/waterTakeoff - roll/run
Weather condition - crosswind
Directional control - not maintainedPilot in commandCause
On ground/water encounter with terrain/waterTakeoff - roll/run
Terrain condition - softFactor
Nose overTakeoff - roll/run

Analysis

The pilot lost directional control of the tail-wheel equipped biplane while attempting to takeoff from a 3,000-foot long, by 100-foot wide grass airstrip. The 2,500-hour private pilot reported that during the takeoff roll from Runway 35, the vintage airplane began to drift to the left side of the airstrip. The pilot added that he attempted to maintain directional control by applying full right rudder and aileron; however, the airplane continued to veer to the left and exiting the left side of the runway into soft terrain. The airplane nosed over and came to rest in the inverted position. The pilot was able to egress the airplane with the assistance of a friend. The 79-year old pilot reported having accumulated approximately 1,000-hours in the same make and model airplane. Weather at the airport 7 minutes prior to the mishap was reported as winds from 085 degrees at 2 to 5 knots, visibility 10 miles with skies clear, temperature 29 degrees Celsius, dew point 15 degrees Celsius, and altimeter 30.10 inches of Mercury.

Factual narrative

The pilot lost directional control of the tail-wheel equipped biplane during takeoff from a 3,000-foot long, by 100-foot wide grass airstrip. The 2,500-hour private pilot reported that during the takeoff roll from Runway 35, the vintage airplane began to drift to the left side of the airstrip. The pilot added that he attempted to maintain directional control the airplane by applying full right rudder and aileron; however, the airplane continued to veer to the left and exiting the left side of the runway into soft terrain. The airplane nosed-over and came to rest in the inverted position. The pilot was able to egress the airplane with the assistance of a friend. The 79-year old pilot reported having accumulated approximately 1,000-hours in the same make and model airplane. Weather at the airport 7 minutes prior to the mishap was reported as winds from 085 degrees at 2 to 5 knots, visibility 10 miles with skies clear, temperature 29 degrees Celsius, dew point 15 degrees Celsius, and altimeter 30.10 inches of Mercury.

Aircraft

Registration
N65PG
Reported as
Boeing 1942
Category
Airplane
Serial number
75-2865
Airframe hours
1,857.42
Engine
Continental W670-6A, 220 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Peter Gill, doing business as Cavu LTD.
Registered owner
Cavu Limited
Airworthiness certificate
Standard, Normal
Last inspection
Annual · October 1, 2006 · 560 hours before
Departed
Edmond, OK
Destination
Edmond, OK
Airport
runway 35, 3,000 × 100 ft, grass/turf

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
79
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, With waivers/limitations
Last flight review
September 1, 2006
Seat
Rear
Flight hours
2,500 total · 1,000 in this make and model · 2,400 as pilot in command · 6 in the last 90 days · 1 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
85° at 2 knots, gusting 5
Visibility
10 statute miles
Lowest ceiling
None
Temperature
84 °F, dew point 61 °F
Altimeter
30.09 inHg
Observed at
PWA, 16 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.