CEN15CA016

NTSB accident investigation · Cessna 180B · Coloma, MI · October 11, 2014

Accident · No injuriesData collectionFinal report
Date
October 11, 2014, 13:00 local (18:00 UTC)
Place
Coloma, MI
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N180CTCessna 180B
Defining event
Landing-flare/touchdown: Nose over/nose down
Weather
Visual (VMC) · Day
Status
Completed · report December 5, 2014
Report
Approved by Office Director
NTSB office
Central Region
FAA report
20141011021539A
Case key
90270

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 did not use the departure checklist, resulting in an inadvertent landing with the pontoon wheels extended.

Findings · 4

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.

Action: forgotten action/omissionPersonnel issues › Action/decision · PilotCessna 180B: 1 caseAll aircraft: 440 casesProbable cause
Use of equip/info: use of equip/systemPersonnel issues › Task performance · PilotCessna 180B: 3 casesAll aircraft: 1,391 casesProbable cause
Use of equip/info: use of checklistPersonnel issues › Task performance · PilotCessna 180B: 1 caseAll aircraft: 336 casesProbable cause
Landing gear system: gear extension and retract sysAircraft › Aircraft systems · Not used/operatedCessna 180B: 1 caseAll aircraft: 416 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 departed a land-based airport and flew to a nearby lake. Being a short and direct flight, the pilot said he did not use the departure checklist and forgot to retract the wheels on the pontoons. Immediately upon touching down in the water, the airplane nosed over. Post-accident examination revealed the firewall had been buckled by impact. There were no mechanical anomalies with the airplane or its systems that would have precluded normal operations.

Factual narrative

According to the pilot's written statement, he departed a land-based airport and flew to a nearby lake. Being a short and direct flight, he did not use the departure checklist and forgot to retract the wheels on the pontoons. Immediately upon touching down in the water, the airplane nosed over. Post-accident examination revealed the firewall had been buckled by impact. There were no mechanical anomalies with the airplane or its systems that would have precluded normal operations.

Aircraft

Registration
N180CT
Reported as
Cessna 180B
Category
Airplane
Serial number
50632
Built
1959
Engine
Cont Motor O-470 SERIES, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Performance Paradise LLC
Registered owner
Performance Paradise LLC
Airworthiness certificate
Standard, Normal
Departed
KBEH · Benton Harbor, MI
Destination
NONE · Coloma, 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
45
Injuries
None
Certificates
Flight instructor, Commercial, Airline transport
Airplane ratings
Multi-engine land, Single-engine land, Multi-engine sea, Single-engine sea
Instrument ratings
Airplane
Medical
Class 3, Without waivers/limitations
Seat
Left
Restraint
Lap only
Flight hours
2,450 total · 350 in this make and model · 30 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
Variable at 4 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
55 °F, dew point 30 °F
Altimeter
30.26 inHg
Observed at
KBEH, 9 nm away

Docket · 8

The files NTSB released with the investigation on November 12, 2014, on NTSB’s docket system: statements, records, photos and specialists’ reports. 1.1 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.