DEN87DTI02

NTSB accident investigation · Bakeng Deuce · Gillette, WY · September 21, 1987

Accident · No injuriesFinal report
Date
September 21, 1987, 09:13 local (15:13 UTC)
Place
Gillette, WY
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N9659ABakeng Deuce
Weather
Visual (VMC) · Day
Status
Completed · report August 2, 1988
Report
Approved by Office Director
FAA report
19870921058729A
Case key
17071

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

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/waterLanding - roll
Landing gear,steering system - failure,totalCause
Directional control - not possible
Ground loop/swerve - uncontrolled
Main gear collapsedLanding
Landing gear,main gear - overload

Analysis

The plt rprtd that on each of his 1st 3 attempts to land, he began losing directional control during roll-out & went around. On the 4th attempt, he again tried to go around, but the acft swerved off the rwy & ground looped, collapsing the left main gear & damaging the left wing & prop. An investigation revealed that a weld on the tailwheel spring bracket failed & allowed the tailwheel to pivot from side to side.

Aircraft

Registration
N9659A
Reported as
Bakeng Deuce
Category
Airplane, amateur-built
Serial number
1006
Airframe hours
139
Engine
Lycoming O-290-G, 125 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
John Payne Geyman
Registered owner
John P Geyman
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Unknown · November 21, 1986 · 59 hours before
Departed
RAP · Rapid City, SD
Destination
GCC
Flight plan
VFR
Airport
GCC · Gillette Campbell County, runway 16, 7,500 × 150 ft, concrete

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
56
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Rear
Flight hours
1,589 total · 32 in this make and model · 1,589 as pilot in command · 45 in the last 90 days · 7 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
120° at 4 knots
Visibility
20 statute miles
Lowest ceiling
25,000 ft broken
Temperature
55 °F
Altimeter
30.00 inHg
Observed at
GCC, 3 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 N9659A · 1

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