DEN84LA291

NTSB accident investigation · Cessna 172P · Longmont, CO · September 16, 1984

Accident · No injuriesLimited investigationFinal report
Date
September 16, 1984, 11:00 local (17:00 UTC)
Place
Longmont, CO
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N6579KCessna 172P
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19840916050599A
Case key
16486

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine power(total) - nonmechanicalManeuvering
Fuel system,carburetor - iceFactor
Carburetor heat - improper use ofPilot in commandCause
Weather condition - carburetor icing conditionsFactor
Procedures/directives - not followedPilot in commandCause
Forced landingDescent - emergency
Hard landingLanding - roll
Terrain condition - wetFactor
Nose overLanding - roll

Analysis

The plt was making a low pass over a strip he wanted certified. During an attempted go-around the eng would not respond so the plt landed. The acft ran off the end of the wet sod airstrip and nosed over. The plt said after the accident that the carburetor heat had not been usedd in the last 10 minutes of flt. The engine was tested by the FAA after the accident and it operated normally.

Aircraft

Registration
N6579K
Reported as
Cessna 172P
Category
Airplane
Serial number
17274216
Airframe hours
1,692
Engine
Lycoming O-320-H2AD, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Judson Aviation
Registered owner
Roger Sebelius
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · July 12, 1984
Airport
runway 18, 1,600 × 50 ft, dirt

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
40
Certificate
Airline transport
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
12,500 total · 100 in this make and model · 12,500 as pilot in command · 150 in the last 90 days · 130 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
330° at 8 knots
Visibility
20 statute miles
Lowest ceiling
6,000 ft broken
Temperature
55 °F, dew point 48 °F
Altimeter
30.00 inHg
Observed at
BJC, 20 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.