LAX84FA055

NTSB accident investigation · Aerotek Pitts S-2B · Elk Grove, CA · November 8, 1983

Accident · FatalField investigationFinal report
Date
November 8, 1983, 15:10 local (23:10 UTC)
Place
Elk Grove, CA
Injuries
1 fatal, 1 serious
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N700MEAerotek Pitts S-2B
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19831108056549A
Case key
23905

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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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 command
Stall/spin - intentionalPilot in command
Procedures/directives - improperPilot in commandCause
In flight collision with terrain/waterDescent - uncontrolled
Instructions,written/verbal - not followedCopilot/second pilot

Analysis

During an aerobatic flt, the plt-in-command was asked to demonstrate recovery from an inverted flat spin. The maneuver was initiated at aprx 5000 ft. after the acft made aprx 3/4 of an inverted turn, it rolled upright as the PIC started to 'feed in throttle.' He retarded the thottle, held forward stick & right rudder & the acft rolled inverted again. Again, power was applied & the plane rolled upright again & 'wound up tight.' Reportedly, the PIC retarded the power & applied opposite rudder, but was unable to stop the spin, which was to the left & between a normal & flat spin attitude. At aprx 2000 ft, the PIC ordered a bailout, but the 2nd plt remained in the acft. Finally, the PIC bailed out at aprx 500 ft & was seriously injured. The acft stopped rotating just prior to impacting the ground in a nose down, wings levelattitude. To rcvr from a flat, upright, left spin, the proceduring was: throttle - idle, stick - full left to force the inside wing down, hold until a normal spin develops, then rcvr from normal spin; expect 2500 ft alt loss during rcvry.

Aircraft

Registration
N700ME
Reported as
Aerotek Pitts S-2B
Category
Airplane
Serial number
5007
Airframe hours
128
Engine
Lycoming AEIO-540-H, 260 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Registered owner
Vernon S. Dallman
Airworthiness certificate
Standard, Aerobatic
Departed
SAC · Sacramento, CA

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
55
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Rear
Flight hours
7,262 total · 128 in this make and model · 7,183 as pilot in command · 61 in the last 90 days · 12 in the last 30 days · 1 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
160° at 4 knots
Visibility
35 statute miles
Temperature
63 °F, dew point 37 °F
Altimeter
30.00 inHg
Observed at
SAC, 10 nm away

FAA reports on this event · 1

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