DEN88LA067

NTSB accident investigation · Cessna 180 · Roundup, MT · February 10, 1988

Accident · No injuriesLimited investigationFinal report
Date
February 10, 1988, 15:00 local (22:00 UTC)
Place
Roundup, MT
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N7661ACessna 180
Weather
Visual (VMC) · Day
Status
Completed · report March 30, 1989
Report
Approved by Office Director
FAA report
19880210005269A
Case key
17447

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 control - on ground/waterLanding - flare/touchdown
Terrain condition - snow coveredFactor
Airport snow removal - not performedAirport personnelFactor
In-flight planning/decision - inadequatePilot in commandCause
Unsuitable terrain or takeoff/landing/taxi area - selectedPilot in commandCause
Notams - delayedAirport personnelFactor
Nose overLanding - flare/touchdown

Analysis

The private plt rancher was completing a work flt. During the flt, the plt made 5 off arpt landings in snow 5 to 6 inches deep. The landing on which the accident occurred was made at a local arpt on a snow covered rwy. During the landing, the acft sank into deep snow and nosed over. After the accident, the depth of the snow on the rwy was determined to be aprx 12 inches. No NOTAMS pertaining to snow on the rwy were issued prior to the accident but a NOTAM was issued after the accident.

Aircraft

Registration
N7661A
Reported as
Cessna 180
Category
Airplane
Serial number
32558
Airframe hours
4,150
Engine
Continental O-470K, 230 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Miller, Mark D.
Registered owner
Mark D Miller
Airworthiness certificate
Standard, Normal
Last inspection
Annual · January 5, 1988 · 30 hours before
Departed
HWQ · Harlowton, MT
Airport
RPX · Roundup, runway 15, 2,800 × 100 ft, grass/turf

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
32
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
680 total · 31 in this make and model · 650 as pilot in command · 50 in the last 90 days · 5 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
50° at 5 knots
Visibility
30 statute miles
Lowest ceiling
None
Temperature
5 °F

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 N7661A · 1

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