GAA18CA005

NTSB accident investigation · Cessna 172 · Black River Falls, WI · October 8, 2017

Accident · No injuriesData collectionFinal report
Date
October 8, 2017, 14:15 local (19:15 UTC)
Place
Black River Falls, WI
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N9664QCessna 172
Defining event
Landing: Loss of control on ground
Weather
Visual (VMC) · Day
Status
Completed · report December 15, 2017
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20171008014489A
Case key
96161

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 maintain directional control during landing in gusting crosswind conditions.

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.

Performance/control parameters: directional controlAircraft › Aircraft oper/perf/capability · Not attained/maintainedCessna 172M: 59 casesAll aircraft: 3,958 casesProbable cause
Use of equip/info: aircraft controlPersonnel issues › Task performance · PilotCessna 172M: 123 casesAll aircraft: 9,295 casesProbable cause
Wind: gustsEnvironmental issues › Conditions/weather/phenomena · Effect on operationCessna 172M: 26 casesAll aircraft: 1,199 cases
Wind: crosswindEnvironmental issues › Conditions/weather/phenomena · Effect on operationCessna 172M: 19 casesAll aircraft: 1,008 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 landing in a gusting crosswind, the airplane landed on the left wheel first. He added that "all of a sudden it was like a huge gust of wind took the plane and just threw it to the right." The propeller struck the runway, and the airplane then exited the runway to the right and came to rest inverted. The airplane sustained substantial damage to the left wing. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. A review of recorded data from the automated weather observation station located on the airport revealed that, about the time of the accident, the wind was from 190° at 9 knots, gusting to 17 knots. The airplane landed on runway 26. The Pilot's Operating Handbook contained a section titled, "Crosswind Landing," which stated, in part: "The maximum allowable crosswind velocity is dependent upon pilot capability rather than aircraft limitations. With average pilot technique, direct crosswinds of 15 knots can be handled with safety."

Factual narrative

The pilot reported that, during landing in a gusting crosswind, the airplane landed on the left wheel first. He added that "all of a sudden it was like a huge gust of wind took the plane and just threw it to the right". The propeller struck the runway; the airplane exited the runway to the right and came to rest inverted. The airplane sustained substantial damage to the left wing. The pilot reported that there were no preaccident mechanical failures or malfunctions with the airplane that would have precluded normal operation. A review of recorded data from the automated weather observation station located on the airport reported that, about the time of the accident, the wind was from 190° at 9 knots, gusting 17 knots. The airplane landed on runway 26. The pilot's operating handbook contains a section titled "Crosswind Landing". It stated in part: "The maximum allowable crosswind velocity is dependent upon pilot capability rather than aircraft limitations. With average pilot technique, direct crosswinds of 15 knots can be handled with safety."

Aircraft

Registration
N9664Q
Reported as
Cessna 172 (M)
Category
Airplane
Serial number
17265748
Built
1975
Airframe hours
5,979.3
Engine
Lycoming O-320-E2D, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Airworthiness certificate
Standard, Normal; Standard, Utility
Last inspection
100 hour · May 10, 2017
Departed
MFI · Marshfield, WI
Destination
BCK · Black River Falls, WI
Airport
BCK · Black River Falls Area, runway 26, 4,601 × 75 ft, asphalt
Equipment
Stall warning system, Handheld GPS

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
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, With waivers/limitations
Last flight review
March 10, 2017
Seat
Left
Restraint
3-point
Flight hours
103 total · 35.9 as pilot in command · 20.3 in the last 90 days · 4.3 in the last 30 days · 0.5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
190° at 9 knots, gusting 17
Visibility
10 statute miles
Lowest ceiling
None
Temperature
77 °F, dew point 48 °F
Altimeter
29.63 inHg
Observed at
KBCK

Docket · 3

The files NTSB released with the investigation on November 27, 2017, on NTSB’s docket system: statements, records, photos and specialists’ reports. 1.4 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.