FTW86LRD12

NTSB accident investigation · Grumman G-164A · Branch, LA · May 21, 1986

Accident · No injuriesFinal report
Date
May 21, 1986, 14:00 local (19:00 UTC)
Place
Branch, LA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N5407Grumman G-164A
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19860521019099A
Case key
22136

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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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 engine power(partial) - mech failure/malfManeuvering
Eng assembly,blower/impeller/integral supercharger - failure,totalCause
Forced landingDescent - emergency
Nose overLanding - roll
Terrain condition - softFactor

Analysis

Shortly after takeoff, a partial power loss occurred & the plt made a forced landing in a soft plowed field, where the acft nosed over onto its back. The plt rprtd the loss of power was due to failure of the eng blower.

Aircraft

Registration
N5407
Reported as
Grumman G-164A
Category
Airplane
Serial number
1020
Airframe hours
3,510
Engine
P&W R-985, 450 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Operator
Rufus G. Fruge
Registered owner
Darrel Thibodeaux
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · April 27, 1986 · 80 hours before
Departed
Branch, LA

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
44
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Front
Flight hours
14,891 total · 12,806 in this make and model · 6 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Visibility
6 statute miles
Temperature
81 °F, dew point 55 °F
Altimeter
30.00 inHg

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 N5407 · 1

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