CHI91DCD02

NTSB accident investigation · Canadian Car & Foundry Harvard Mark IV · Ida Grove, IA · August 11, 1991

Accident · FatalFinal report
Date
August 11, 1991, 15:10 local (20:10 UTC)
Place
Ida Grove, IA
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Other
Aircraft
N15795Canadian Car & Foundry Harvard Mark IV
Weather
Visual (VMC) · Day
Status
Completed · report September 28, 1992
Report
Approved by Office Director
FAA report
19910811033009A
Case key
14796

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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Probable cause

The pilot's failure to maintain airspeed.

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.

Loss of control - on ground/waterOther
Airspeed - not maintainedPilot in commandCause
Stall/spin - inadvertentPilot in command
In flight collision with terrain/waterOther

Analysis

The airplane was part of a flight of 'zeros' in a low-altitude racetrack closed pattern conducting simulated strafing runs during a reenactment of the attack on pearl harbor. The airplane was observed to stall during the downwind-to-base segment and spin into the ground.

Aircraft

Registration
N15795
Reported as
Canadian Car & Foundry Harvard Mark IV (HARVARD MA)
Category
Airplane
Serial number
15795
Airframe hours
5,493
Engine
P&W R1340-AN 1, 600 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Part 91
Operator
Mack Stevens Orr
Registered owner
Confederate Air Force, Inc.
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Unknown · April 6, 1991 · 36 hours before
Departed
SLB · Storm Lake, IA

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
51
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Front
Toxicology
Performed
Flight hours
15,000 total · 1,000 in this make and model

Weather

Conditions
Visual (VMC) · Day
Wind
10° at 9 knots
Visibility
15 statute miles
Lowest ceiling
None
Temperature
84 °F, dew point 55 °F
Altimeter
30.00 inHg

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.