CEN11CA191

NTSB accident investigation · Ercoupe 415-CD · Newaygo, MI · January 30, 2011

Accident · No injuriesData collectionFinal report
Date
January 30, 2011, 14:00 local (19:00 UTC)
Place
Newaygo, MI
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N127GErcoupe 415-CD
Defining event
Takeoff: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report June 8, 2011
Report
Approved by Office Director
NTSB office
Central Region
Parties
FAA Grand Rapids FSDO
FAA report
20110130001849A
Case key
78355

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 loss of directional control during takeoff from a frozen lake.

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.

Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotErcoupe 415-CD: 1 caseAll aircraft: 9,295 casesProbable cause
Performance/control parameters: directional controlAircraft › Aircraft oper/perf/capability · Not attained/maintainedErcoupe 415-CD: 1 caseAll aircraft: 3,958 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 reported that he was departing a plowed "airstrip" on an ice-covered lake. During the takeoff roll, the airplane veered to the left and the left wheel hit a snowbank on the left side of the airstrip. The airplane nosed over, resulting in substantial damage to the wings and empennage. The pilot reported that the airplane experienced no mechanical malfunction or failure prior to the accident.

Factual narrative

The pilot reported that he was departing a plowed "airstrip" on an ice covered lake. During the takeoff roll, the airplane veered to the left and the left wheel hit a snow bank on the left side of the airstrip. The airplane nosed over which resulted in substantial damage to the wings and empennage. The pilot reported that there was no mechanical malfunction or failure.

Aircraft

Registration
N127G
Reported as
Ercoupe 415-CD
Category
Airplane
Serial number
4795
Airframe hours
2,515
Engine
Cont Motor C90-12F, 90 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Buttermore Dale D
Registered owner
Buttermore Dale D
Airworthiness certificate
Standard, Normal
Last inspection
Annual · October 9, 2010
Departed
Newaygo, MI
Destination
08C · Jenison, MI

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
73
Injuries
None
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, With waivers/limitations
Seat
Left
Flight hours
932 total · 679 in this make and model · 10 in the last 90 days · 2 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
360° at 9 knots
Visibility
10 statute miles
Lowest ceiling
3,600 ft overcast
Temperature
27 °F, dew point 16 °F
Altimeter
30.27 inHg
Observed at
GRR

Docket · 1

The files NTSB released with the investigation on February 23, 2011, on NTSB’s docket system: statements, records, photos and specialists’ reports. 1.0 MB in all.

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 N127G · 1

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