DEN86LA133

NTSB accident investigation · Eagle DW-1 · Walsh, CO · May 10, 1986

Accident · No injuriesLimited investigationFinal report
Date
May 10, 1986, 15:00 local (21:00 UTC)
Place
Walsh, CO
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N8812TEagle DW-1
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19860510019669A
Case key
16961

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.

On ground/water encounter with weatherLanding - roll
Weather condition - unfavorable windCause
Dragged wing,rotor,pod,float or tail/skidLanding - roll
Remedial action - not possiblePilot in commandFactor
Nose overLanding - roll
Brakes(normal) - improper use ofPilot in commandCause

Analysis

The plt reports that he was landing to the south on the turf rwy with calm winds when the accident occurred. He said the landing was normal until the acft slowed to 40 to 50 mph at which time a whirlwind was encountered which lifted the right wing. The left wing contacted the ground and the acft nosed over. The plt also stated that he may have applied the brakes when the left wing hit the ground.

Aircraft

Registration
N8812T
Reported as
Eagle DW-1
Category
Airplane
Serial number
0076-82
Airframe hours
709
Engine
Lycoming IO-540-M1B5D, 300 horsepower, reciprocating
Damage
Substantial damage
Flight
Aerial application · Part 137
Registered owner
Ogle Cogburn
Airworthiness certificate
Special, Restricted (Special)
Last inspection
Annual · April 30, 1986 · 20 hours before
Airport
0K0 · Griffin Field, runway 17, 3,200 × 100 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
33
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--w/ waivers/lim
Flight hours
1,920 total · 425 in this make and model · 1,860 as pilot in command · 30 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
30 statute miles
Lowest ceiling
None
Temperature
81 °F, dew point 19 °F
Altimeter
29.00 inHg

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.