Plane Crash List

Artic S-1B2 N59AT

31 July 1993 · Johnson Glacier, Alaska, United States · Fatal

Summary

On 31 July 1993 at about 08:00 local time, a Artic S-1B2 registered N59AT, operated by Flotre, Bert A., was involved in an accident near Johnson Glacier, Alaska, United States. 2 people were on board and 2 died. The aircraft was destroyed. The NTSB has published a probable cause for this accident; it is quoted in full below.

The record

Date
at 08:00
Classification
Accident
Location
Johnson Glacier, Alaska, United States
Coordinates
63.7007, -144.8903
Aircraft
Artic S-1B2
Registration
N59AT
Category
Airplane
Engines
1
Operator
Flotre, Bert A.
Operating rule
Part 91: General Aviation
Purpose of flight
Business
Phase of flight
Not recorded
Route
Anchorage → Paxton
Aircraft damage
Destroyed
Weather
VMC
Light
Day
NTSB number
ANC93LA143

People

2 people died.

On board Died Serious Minor Uninjured
2 2 0 0 0

Probable cause

THE PILOT'S ATTEMPTED FLIGHT IN AN AIRPLANE WHICH EXCEEDED THE MAXIMUM ALLOWABLE WEIGHT. THE HIGH MOUNTAINOUS TERRAIN WAS A FACTOR.

Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.

Read the full NTSB narrative

BOTH OCCUPANTS WERE CERTIFIED ALASKA GUIDES. ON-SCENE EVIDENCE SHOWED THAT THE AIRPLANE IMPACTED MOUNTAINOUS TERRAIN AT A STEEP ANGLE WHILE ROTATING TO THE LEFT. THE AIRPLANE HAD AN FAA-APPROVED FACTORY AUXILIARY 32-GAL BELLY FUEL TANK INSTALLED; NO WEIGHT & BALANCE REVISION WAS FOUND IN THE AIRPLANE'S RECORDS. AIRPLANE'S WEIGHT AT TIME OF ACCIDENT OVER 20% GREATER THAN MAX ALLOWABLE. NO FLIGHT TEST/PERFORMANCE DATA AVAILABLE FOR AIRPLANE WITH AUX TANK INSTALLED. IN ADDITION, THE AIRPLANE WAS EQUIPPED WITH TUNDRA TIRES; NO STC WAS RECORDED, NOR WAS CERTIFICATION FLIGHT TEST EVER CONDUCTED TO DETERMINE CG ENVELOPE WITH TUNDRA TIRES INSTALLED. AIRPLANE RECOVERED 8/12/93.

Quoted verbatim from the NTSB record.

Other Artic S-1B2 accidents

Date Aircraft Location Operator Outcome Died
18 Sep 1994 Artic S-1B2
N74AT
Wasilla, Alaska, United States
no coordinates
Coleman, Edward A. Serious injuries -
21 Dec 1991 Artic S-1B2
N71AT
Lysite, Wyoming, United States Sky Aviation Corporation Minor injuries -
6 Dec 1997 Artic S-1B2
N71AT
Worland, Wyoming, United States - No injuries -
10 Aug 1988 Artic S-1B2
N58AT
Kotzebue, Alaska, United States - Fatal 2
24 Aug 1988 Artic S-1B2
N55AD
Hartman River, Alaska, United States
no coordinates
Mangiardi, Eugene J. No injuries -
20 May 1999 Artic S-1B2
N70AT
Lamar, Colorado, United States Charles T. Mallard No injuries -

All 13 records for this type

Other accidents in this area

Date Aircraft Location Operator Outcome Died
21 Jul 1993 Cessna A185F
N124KT
Denali Nat'l Pk, Alaska, United States James Okonek Serious injuries -
4 Aug 1993 Piper PA-32R-300
N477JC
Atigun Pass, Alaska, United States Yutana Airlines Fatal 1
19 Aug 1993 De Havilland DHC-3
N321KA
Nikabuna Lake, Alaska, United States Ketchum Air Service Inc. Minor injuries -
31 Aug 1993 De Havilland DHC-2
N64273
Iliamna, Alaska, United States Rainbow King, Inc Fatal 3
2 Sep 1993 Piper PA-18A-150
N4713A
Sanona Creek, Alaska, United States Garfield, Wade E. Fatal 2
8 Sep 1993 Interstate S-1B2 ARCTIC TERN
N64AT
Talkeetna River, Alaska, United States Franklin, Gary L. Serious injuries -

All 170,864 records in United States