ANC84LA048

NTSB accident investigation · Cessna 170B · Skwentna, AK · March 22, 1984

Accident · No injuriesLimited investigationFinal report
Date
March 22, 1984, 18:00 local (22:00 UTC)
Place
Skwentna, AK
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N4672CCessna 170B
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
NTSB office
Alaska Regional Office
FAA report
19840322007199A
Case key
4276

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.

Nose overLanding
Unsuitable terrain or takeoff/landing/taxi area - selectedPilot in commandCause
Airport facilities,runway/landing area condition - snow coveredFactor
Airport facilities,runway/landing area condition - rough/unevenFactor

Analysis

The plt elected to land on a snow covered strip that had a frozen snow crust & was rutted. He stated that during the touchdown, the acft bounced, then he elected to go around. However, the acft touched down again & broke thru the frozen crust, then nosed over.

Aircraft

Registration
N4672C
Reported as
Cessna 170B
Category
Airplane
Serial number
25616
Airframe hours
3,883
Engine
Franklin O-300-A, 165 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
John Parker
Airworthiness certificate
Standard, Normal
Last inspection
Annual · November 10, 1983 · 120 hours before
Departed
Z-15 · Birchwood, AK
Airport
Trail Ridge, runway 5, 5,000 × 30 ft, snow

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
36
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
224 total · 224 in this make and model · 169 as pilot in command · 4 in the last 90 days · 2 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Visibility
50 statute miles
Lowest ceiling
None
Temperature
19 °F, dew point 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 N4672C · 1

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