Aircraft Accident/Incident Report

Elk Grove, California 95624
Tuesady, November 8, 1983 15:10 PST

NTSB Narrative Summary Released at Completion of Accident

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.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 11/8/1983
Event Day of the Week Tuesday
Time of Event 1510
Event Time Zone Pacific Standard Time
Event City ELK GROVE
Event State CALIFORNIA
Event Country --
Zipcode of the event site 95624
Event Date Year 1983
Event Date Month 11
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 11
Degrees magnetic from airport 135
Airport Elevation 21
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 1455
Direction of event from weather observation facility (degrees) 315
Weather Observation Facility ID SAC
Elevation of weather observation facility 21
Distance of event from weather observation facility (units?) 10
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 35
Air Temperature at event time (in degrees celsius) 17
Dew Point at event time (in degress fahrenheit) 3
Wind Direction (degrees magnetic) 160
Variable Wind Indicator Unknown
Wind Speed (knots) 4
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious 1
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 2633
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 22937
Date of most recent change to record Jan 2 2001 9:16AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N700ME
NTSB Number LAX84FA055
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name Aerotek
Aircraft Model PITTS S-2B
Aircraft Series Identifier PITTS S-2B
Aircraft Serial Number 5007
Certified Max Gross Weight 1700
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection --
Airframe hours since last inspection --
Airframe Hours 128
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name VERNON S. DALLMAN
Aircraft Owner Street Address P. O. BOX 9238
Aircraft Owner City SOUTHLAKE TAHOE
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 95731
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board Yes
Departure Point Same as Event No
Departure Airport Code SAC
Departure City SACRAMENTO
Departure State CA
Departure Country
Departure Time 1503
Departure Time Zone PST
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:31AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --