SEA83LA175

NTSB accident investigation · Pitts S-1S · Madras, OR · August 13, 1983

Accident · Minor injuriesLimited investigationFinal report
Date
August 13, 1983, 11:00 local (18:00 UTC)
Place
Madras, OR
Injuries
1 minor
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N8067Pitts S-1S
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19830813043609A
Case key
39753

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.

Loss of control - in flightManeuvering
Aerobatics - performedPilot in commandFactor
Proper altitude - not maintainedPilot in commandCause
Stall - inadvertentPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled

Analysis

The acft collided with the ground while performing low level aerobatics over the arpt. The pilot stated that was practicing a low level pass over the arpt and that while rolling he felt the acft was not responding correctly. He said his rate of descent was greater than anticipated and felt he may have encountered a downdraft. The acft crashed offthe rwy in sagebrush and sand in an inverted position.

Aircraft

Registration
N8067
Reported as
Pitts S-1S
Category
Airplane
Serial number
1-0036
Airframe hours
652
Engine
Lycoming IO-360-C1E6, 180 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Registered owner
William E. Stone
Airworthiness certificate
Special, Experimental (Special)
Last inspection
Annual · June 29, 1983
Departed
S33 · Madras, OR
Airport
S33 · Madras City County

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
56
Certificate
Private
Airplane ratings
Single-engine land
Medical
Class 3, Valid Medical--w/ waivers/lim
Seat
Front
Flight hours
5,000 total · 652 in this make and model · 5,000 as pilot in command · 50 in the last 90 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
180° at 8 knots
Visibility
20 statute miles
Lowest ceiling
None
Temperature
81 °F

FAA reports on this event · 1

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