WPR13CA199

NTSB accident investigation · Cessna A185E · Cottonwood, ID · April 7, 2013

Accident · No injuriesData collectionFinal report
Date
April 7, 2013, 10:00 local (17:00 UTC)
Place
Cottonwood, ID
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N2303YCessna A185E
Defining event
Takeoff: Collision during takeoff/land
Weather
Visual (VMC) · Day
Status
Completed · report August 13, 2013
Report
Approved by Office Director
NTSB office
Western Pacific Region
Parties
Federal Aviation Administration
Case key
86660

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 failure to see and avoid an object on the grass airstrip during the takeoff.

Findings · 3

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.

Object/animal/substance: hidden/submerged objectEnvironmental issues › Physical environment · Effect on equipmentCessna A185E: 1 caseAll aircraft: 36 casesProbable cause
Environmental issuesEnvironmental issues › Operating environment · Effect on operationCessna A185E: 1 caseAll aircraft: 14 cases

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 reported that during the takeoff ground roll from the private grass airstrip, the airplane’s left main tire and the tailwheel struck a rock that was partially hidden by the tall grass. The pilot continued the takeoff, proceeded to the destination airport, and landed uneventfully. After landing, the rudder was found substantially damaged. The pilot reported no preimpact mechanical failures or malfunctions with the airplane or engine that would have precluded normal operation.

Factual narrative

The pilot reported that during the takeoff ground roll from the private grass airstrip, the left main tire followed by the tailwheel, struck a rock that was partially hidden by the tall grass. The pilot continued the takeoff, proceeded to his destination and landed uneventfully. After landing, the airplane was examined and the rudder was found substantially damaged. The pilot reported no preimpact mechanical failures or malfunctions with the airplane or engine that would have precluded normal operation.

Aircraft

Registration
N2303Y
Reported as
Cessna A185E
Category
Airplane
Serial number
185-01868
Airframe hours
4,182
Engine
Cont Motor IO 520 SERIES, 285 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Standard, Normal
Last inspection
Annual · January 13, 2013 · 26 hours before
Departed
PVT · Cottonwood, ID
Destination
LWS · Lewiston, ID
Airport
PVT · Private, Personal Airstrip

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
67
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 3, With waivers/limitations
Last flight review
July 7, 2011
Seat
Left
Flight hours
4,241 total · 4,000 in this make and model · 18 in the last 90 days · 9 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
180° at 11 knots, gusting 15
Visibility
10 statute miles
Lowest ceiling
11,000 ft broken
Temperature
50 °F, dew point 43 °F
Altimeter
29.62 inHg
Observed at
LWS, 25 nm away

Docket · 1

The files NTSB released with the investigation on June 5, 2013, on NTSB’s docket system: statements, records, photos and specialists’ reports. 1.7 MB in all.

Other investigations on N2303Y · 1

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