CHI87LA143

NTSB accident investigation · Cessna 172N · Prairie Duchien, WI · June 12, 1987

Accident · No injuriesLimited investigationFinal report
Date
June 12, 1987, 11:40 local (16:40 UTC)
Place
Prairie Duchien, WI
Injuries
4 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N4691GCessna 172N
Weather
Visual (VMC) · Day
Status
Completed · report May 27, 1988
Report
Approved by Office Director
FAA report
19870612020229A
Case key
13775

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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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.

Airframe/component/system failure/malfunctionCruise - normal
Window,flight compartment window/windshield - separationCause
Maintenance,major repair - inadequateCompany maintenance personnelCause
Maintenance,replacement - not performedCompany maintenance personnelCause
Aircraft preflight - inadequatePilot in commandFactor
Forced landingDescent - emergency
Nose gear collapsedLanding - flare/touchdown
Terrain condition - softFactor

Analysis

While in cruise flight, tape which was holding a piece of plexiglass over the cracked windshield came loose. The windshield lifted up and the pilot was not able to maintain altitude. During the forced landing in a soft field. The nose gear sheared off.

Aircraft

Registration
N4691G
Reported as
Cessna 172N
Category
Airplane
Serial number
17273317
Airframe hours
1,982
Engine
Lycoming O-320-H2AD, 160 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
Leaders Flying Service
Airworthiness certificate
Standard, Normal
Last inspection
100 hour · March 26, 1987 · 78 hours before
Departed
BMI · Bloomington, IL
Destination
FCM · Minneapolis, MN

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
42
Certificate
Private
Airplane ratings
Single-engine land, Multi-engine land
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
2,300 total

Weather

Conditions
Visual (VMC) · Day
Wind
320° at 13 knots
Visibility
15 statute miles
Lowest ceiling
None
Temperature
84 °F, dew point 57 °F
Altimeter
29.00 inHg
Observed at
LSE, 52 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.

Other investigations on N4691G · 1

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