FTW89DRD04

NTSB accident investigation · Schweizer G-164A · Oak Grove, LA · May 23, 1989

Accident · No injuriesFinal report
Date
May 23, 1989, 08:00 local (13:00 UTC)
Place
Oak Grove, LA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N8699HSchweizer G-164A
Weather
Visual (VMC) · Day
Status
Completed · report August 2, 1990
Report
Approved by Office Director
FAA report
19890523012789A
Case key
22725

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 failed to perform adequate prelight planning/preparation before attempting a takeoff by failing to assure the runway condition.

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
Airport facilities,runway/landing area condition - softFactor
Planning/decision - not performedPilot in commandCause
Airport facilities,runway/landing area condition - waterFactor
Unsuitable terrain or takeoff/landing/taxi area - not identifiedPilot in commandFactor
Airport facilities,runway/landing area condition - high vegetationFactor
Wrong runway - selectedPilot in commandFactor
Weather condition - tailwindFactor
On ground/water encounter with terrain/waterTakeoff - roll/run
Nose overTakeoff - roll/run

Analysis

The pilot said he had landed on the airstrip 30 minutes prior to the accident and had found nothing abnormal about the runway condition. After loading 1,300 pounds of chemicals, he started a takeoff from the west end. Approximately 400FEET later, the main gear wheels bogged in the mud, the nose veered slightly left, the airplane tipped up on its nose and flipped forward to the inverted position.

Aircraft

Registration
N8699H
Reported as
Schweizer G-164A
Category
Airplane
Serial number
1476
Airframe hours
4,834
Engine
P&W R-985-AN1, 450 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
Bobby N. Brasher, Jr., doing business as Bob'S Flying Service
Registered owner
Bobby N. Brasher Jr.
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · March 20, 1989 · 46 hours before
Departed
NONE
Airport
NONE · Private Strip, runway 9, 3,000 × 70 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
34
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Center
Flight hours
3,375 total · 1,353 in this make and model · 32 as pilot in command · 46 in the last 90 days · 30 in the last 30 days · 4 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
240° at 6 knots
Visibility
7 statute miles
Lowest ceiling
None
Temperature
77 °F, dew point 73 °F
Altimeter
29.00 inHg
Observed at
MLU, 30 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 N8699H · 2

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