ANC91LA141

NTSB accident investigation · Cessna 170-B · Iowa Ridge, AK · September 4, 1991

Accident · No injuriesLimited investigationFinal report
Date
September 3, 1991, 18:00 local (Sep 4, 1991, 02:00 UTC)
Place
Iowa Ridge, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N2487DCessna 170-B
Weather
Visual (VMC) · Day
Status
Completed · report January 22, 1993
Report
Approved by Office Director
NTSB office
Alaska Regional Office
Case key
5616

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

On this page

Probable cause

The pilot-in-command's failure to identify the rough and uneven, unsuitable terrain. Contributing to the accident was the rough and uneven terrain.

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.

Hard landingLanding - flare/touchdown
Terrain condition - rough/unevenFactor
Unsuitable terrain or takeoff/landing/taxi area - not identifiedPilot in commandCause
Nose downLanding - flare/touchdown

Analysis

After a hard landing on the gravel bar, the airplane went up on its nose. The pilot did state that the gravel airstrip was rougher than previous landings.

Aircraft

Registration
N2487D
Reported as
Cessna 170-B
Category
Airplane
Serial number
2520639
Airframe hours
4,762
Engine
Continental O-300-A, 145 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Operator
Robin And Sharon Luchini
Registered owner
Robin And Sharon Luchini
Airworthiness certificate
Standard, Normal
Last inspection
Annual · February 23, 1991 · 113 hours before
Departed
FAI · Fairbanks, AK

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
57
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Flight hours
715 total · 615 in this make and model · 680 as pilot in command · 60 in the last 90 days · 25 in the last 30 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
90° at 5 knots
Visibility
99 statute miles
Lowest ceiling
None
Temperature
50 °F, dew point 37 °F

Other investigations on N2487D · 2

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