Aviation Crash Map

Ayres S2R-T34 N59SK

23 March 1992 · Bakersfield, California, United States · Serious injuries

Summary

On 23 March 1992 at about 22:30 local time, a Ayres S2R-T34 registered N59SK, operated by Old River Crop Dusting, Inc, was involved in an accident near Bakersfield, California, United States. One person was on board and one was seriously injured. The aircraft was destroyed. The NTSB has published a probable cause for this accident; it is quoted in full below.

The record

Date
at 22:30
Classification
Accident
Location
Bakersfield, California, United States
Coordinates
35.3401, -119.0698
Aircraft
Ayres S2R-T34
Registration
N59SK
Category
Airplane
Engines
1
Operator
Old River Crop Dusting, Inc
Operating rule
Part 137: Agricultural
Purpose of flight
Aerial Application
Phase of flight
Not recorded
Aircraft damage
Destroyed
Weather
VMC
Light
Day
NTSB number
LAX92FA149

People

1 person was seriously injured.

On board Died Serious Minor Uninjured
1 0 1 0 0

Probable cause

A CATASTROPHIC WING SPAR FAILURE PRECIPITATED BY HIDDEN CORROSION AND THE RESTRICTED VIEW OF THE AREA OF CORROSION BY THE AIRPLANE'S WING STRUCTURE.

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

Read the full NTSB narrative

WITNESSES OBSERVED PARTS FALL FROM THE AIRPLANE DURING THE INITIAL SWATH RUN. AS THE AIRPLANE ENTERED A RIGHT CLIMBING TURN TO NEGOTIATE 30-FT HIGH TELEPHONE WIRES, IT ENTERED INTO A LEFT WING-OVER AND NOSED DOWN INTO THE GROUND. THE LEFT WING SPAR HAD SEPARATED, AND THE FRACTURED SURFACES DISCLOSED EVIDENCE OF CORROSION. THE 16-FT LONG LOWER STEEL SPAR CAP HAD SEPARATED FROM THE ALUMINUM WING SPAR WEB ALONG THE ENTIRE LENGTH. FRACTURE SURFACES IN THE HUCK LOCKBOLT TYPE FASTENERS ON THE SPAR DISCLOSED EVIDENCE OF CORROSION. THE AREA OF THE HUCK LOCKBOLT CORROSION IS NOT NOTICEABLE BY VISUAL INSPECTION. THE CORROSION IS MASKED BY THE STEEL SPAR CAP. NONE OF THE HUCK LOCKBOLT COLLARS WERE LOOSE OR MISSING. THE AIRPLANE HAD COMPLETED AN 100-HR INSPECTION 71 HRS BEFORE THE ACCIDENT. AT THE TIME OF THE INSPECTION THERE WERE NO DISCREPANCIES NOTED WITH THE WING SPAR.

Quoted verbatim from the NTSB record.

Other Ayres S2R accidents

Date Aircraft Location Operator Outcome Died
16 Mar 1992 Ayres S2R-T34
N41KM
Wright, Arkansas, United States
no coordinates
AG Air Incorporated Serious injuries -
2 Jul 1992 Ayres S2R-T11
N8487V
Jonesboro, Arkansas, United States JAY H. Harmon Serious injuries -
8 Jul 1992 Ayres S2R
N4979X
Grady, Arkansas, United States Dirty Bird, Inc. No injuries -
16 Sep 1992 Ayres S2R-600
N8906Q
Belzoni, Mississippi, United States Gary Flying Service, Inc. No injuries -
16 Jul 1992 Ayres S2R-T34
N3105V
Five Points, California, United States American West Aviation No injuries -
14 May 1992 Ayres S2R
N5637X
Hebert, Louisiana, United States
no coordinates
Kenneys Aero Inc. Fatal 1

All 243 records for this type

Other accidents in this area

Date Aircraft Location Operator Outcome Died
22 Feb 1992 Piper PA-28R-201T
N9343C
Ludlow, California, United States Higgins, Melvin W & Jean Minor injuries -
22 Feb 1992 Beechcraft C-23
N2169W
Fullerton, California, United States
no coordinates
Eldon R. Howe No injuries -
23 Feb 1992 Cessna 150
N126NK
San Jose, California, United States Veda Corporation Minor injuries -
23 Feb 1992 Cessna 182N
N8948G
San Ardo, California, United States Soil Service, Inc. No injuries -
25 Feb 1992 Grumman G-164B
N3633C
Dixon, California, United States Sunrise Duster, Inc. No injuries -
25 Feb 1992 Bellanca 7ECA
N4193Y
Apple Valley, California, United States Chester Waite Serious injuries -

All 170,864 records in United States