GAA15CA026

NTSB accident investigation · Cessna 172S · Vernal, UT · March 28, 2015

Accident · No injuriesData collectionFinal report
Date
March 28, 2015, 09:30 local (16:30 UTC)
Place
Vernal, UT
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N2168DCessna 172S
Defining event
Landing-flare/touchdown: Abnormal runway contact
Weather
Visual (VMC) · Day
Status
Completed · report June 1, 2015
Report
Approved by Office Director
NTSB office
General Aviation Accidents
Parties
FAA
FAA report
20150328005079A
Case key
90957

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 student pilot's failure to maintain attitude control during landing flare.

Findings · 2

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 · Student/instructed pilotCessna 172S: 206 casesAll aircraft: 9,295 casesProbable cause
Performance/control parameters: pitch controlAircraft › Aircraft oper/perf/capability · Not attained/maintainedCessna 172S: 26 casesAll aircraft: 526 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 student pilot reported that he took off and maneuvered into the left traffic pattern. On final, the airplane was configured with 30 degrees of flaps with an approach speed of 70 knots. His flight instructor who was observing noted that during his first landing the nose wheel came in contact with the surface first, then his two main wheels, subsequently the airplane porpoised three times, the student pilot initiated a go-around, and landed without further incident. As a result of the hard landing, the flight instructor conducted a post flight inspection of the engine and airframe, substantial damage to the firewall was discovered. The pilot reported there were no pre-impact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation.

Factual narrative

The student pilot reported that he took off and maneuvered into the left traffic pattern. On final, the airplane was configured with 30 degrees of flaps with an approach speed of 70 knots. His flight instructor who was observing noted that during his first landing the nose wheel came in contact with the surface first, then his two main wheels, subsequently the airplane porpoised three times, the student pilot initiated a go-around, and landed without further incident. As a result of the hard landing, the flight instructor conducted a post flight inspection of the engine and airframe, substantial damage to the firewall was discovered. The pilot reported there were no pre-impact mechanical failures or malfunctions with the airframe or engine that would have precluded normal operation.

Aircraft

Registration
N2168D
Reported as
Cessna 172S (S)
Category
Airplane
Serial number
172S9649
Built
2004
Airframe hours
1,750.8
Engine
Lycoming IO-360-L2A, 180 horsepower, reciprocating
Damage
Substantial damage
Flight
Instructional · Part 91
Operator
H & H Versatile Services Inc
Registered owner
H & H Versatile Services Inc
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · February 2, 2015
Departed
VEL · Vernal, UT
Destination
VEL · Vernal, UT
Airport
VEL · Vernal Rgnl, runway 16, 6,201 × 150 ft, asphalt
Equipment
Auto-pilot

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
Student pilot
Age
51
Injuries
None
Certificate
Student
Medical
Class 3, With waivers/limitations
Seat
Left
Restraint
3-point
Flight hours
25 total · 25 in this make and model · 18 in the last 90 days · 7 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
100° at 3 knots
Visibility
10 statute miles
Lowest ceiling
None
Temperature
55 °F, dew point 27 °F
Altimeter
30.19 inHg
Observed at
KVEL

Docket · 6

The files NTSB released with the investigation on May 26, 2015, on NTSB’s docket system: statements, records, photos and specialists’ reports. 898 KB 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.