SEA08CA183

NTSB accident investigation · Grumman Acft Eng G-164A · Hazelton, ID · August 18, 2008

Accident · Minor injuriesData collectionFinal report
Date
August 18, 2008, 09:05 local (15:05 UTC)
Place
Hazelton, ID
Injuries
1 minor
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N6702QGrumman Acft Eng G-164A
Defining event
Takeoff: Loss of control in flight
Weather
Visual (VMC) · Day
Status
Completed · report September 26, 2008
Report
Approved by Office Director
Parties
Federal Aviation Administration
FAA report
20080818842649A
Case key
68723

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 inadequate compensation for the tailwind and failure to attain and maintain airspeed, which resulted in an inadvertent stall. The tailwind was a contributing factor.

Findings · 4

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.

Wind: tailwindEnvironmental issues › Conditions/weather/phenomena · Contributed to outcomeGrumman Acft ENG Cor-Schweizer G-164A: 5 casesAll aircraft: 594 casesProbable cause
Performance/control parameters: crosswind correctionAircraft › Aircraft oper/perf/capability · Not attained/maintainedGrumman Acft ENG Cor-Schweizer G-164A: 2 casesAll aircraft: 184 casesProbable cause
Performance/control parameters: airspeedAircraft › Aircraft oper/perf/capability · Not attained/maintainedGrumman Acft ENG Cor-Schweizer G-164A: 3 casesAll aircraft: 1,681 casesProbable cause

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Analysis

The pilot said he was departing for the fourth aerial application of the day and the airplane stalled at the end of the runway. The right wings struck a post and the airplane turned 90 degrees to the right. The airplane came to rest about 200 yards from the end of the runway. The ground crew stated that a strong tailwind had developed about the time the pilot was departing.

Factual narrative

The pilot submitted a written statement and indicated that he was departing for the fourth aerial application of the day and the airplane stalled at the end of the runway. The right wings struck a post and the airplane turned 90 degrees to the right. The airplane came to rest about 200 yards from the end of the runway. The ground crew stated that a strong tailwind had developed about the time the pilot was departing.

Aircraft

Registration
N6702Q
Reported as
Grumman Acft Eng G-164A
Category
Airplane
Serial number
1707
Engine
Honeywell TPE331, turbo prop
Damage
Substantial damage
Flight
Aerial application · Part 137
Registered owner
Red Baron Ag Service Inc
Airworthiness certificate
Special, Restricted (Special)
Departed
U94 · Hazelton, ID
Airport
U94 · Hazelton Muni, runway 24, 2,800 × 90 ft, gravel

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
47
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2
Last flight review
April 1, 2008
Flight hours
954 total · 208 in this make and model · 419 in the last 90 days · 190 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
50° at 13 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
70 °F, dew point 36 °F
Altimeter
29.94 inHg
Observed at
JER, 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.

Other investigations on N6702Q · 2

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