Aircraft Accident/Incident Report

Englewood, Colorado 80112
Tuesady, June 21, 1983 16:34 MDT

NTSB Narrative Summary Released at Completion of Accident

THE ACFT MADE A FORCED LANDING AFTER THE ENGINE LOST POWER DURING TAKEOFF CLIMB. THE PILOT HAD LEANED THE MIXTURE PRIOR TO TAKEOFF. THE CHECKLIST CALLS FOR FULL RICH. WHEN THE PILOT REDUCED POWER AFTER TAKEOFF THE ENGINE STARTED DETONATING AND LOST POWER. DURING THE EMERGENCY LANDING THE LANDING GEAR COLLAPSED. DURING THE EXAMINATION OF THE ENGINE AFTER THE ACCIDENT EVIDENCE OF DETONATION AND ABNORMAL HEAT WAS FOUND. DURING A TEST RUN OF THE ENGINE CONDITIONS WERE USED TO SIMULATE THE ACCIDENT TAKEOFF. THE RESULTS WERE THE SAME. THE PILOT WAS QUERIED ABOUT THE USE OF THE MIXTURE CONTROL. HEREPEATED HIS METHODS WHICH HE SAID WAS THE WAY HE WAS TAUGHT BY A CFI WHO WAS NOT FOUND FOR COMMENT. THE PILOT NEVER MENTIONED THAT THE CHECKLIST CALLS FOR FULL RICH MIXTURE FOR THE TURBOCHARGED ENGINE. DENSITY ALTITUDE WAS ABOUT 9,300 FT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 6/21/1983
Event Day of the Week Tuesday
Time of Event 1634
Event Time Zone Mountain Daylight Time
Event City ENGLEWOOD
Event State COLORADO
Event Country --
Zipcode of the event site 80112
Event Date Year 1983
Event Date Month 6
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 4
Degrees magnetic from airport 180
Airport Elevation 5871
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 1636 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 360
Weather Observation Facility ID APA
Elevation of weather observation facility 5871
Distance of event from weather observation facility (units?) 4
Time Zone of the weather observation MDT
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 50
Air Temperature at event time (in degrees celsius) 35
Dew Point at event time (in degress fahrenheit) 3
Wind Direction (degrees magnetic) 320
Variable Wind Indicator Unknown
Wind Speed (knots) 10
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 9300
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 4
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 1380
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 21674
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N761AU
NTSB Number DEN83FA149
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model T210M
Aircraft Series Identifier T210M
Aircraft Serial Number 21062109
Certified Max Gross Weight 3800
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 4
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection May 10 1983 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name STEVE SHULTZ
Aircraft Owner Street Address 1630 S. ULVADA ST.
Aircraft Owner City AURORA
Aircraft Owner State CO
Aircraft Owner Country
Aircraft Owner Zipcode 80012
Operator is an individual? --
Operator Name CASTLEWOOD AVIATION
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 7355 S. PEORIA ST.
Operator City ENGLEWOOD
Operator State CO
Operator Country
Operator Zip code 80112
Operator Code
Owner has at least one certificate None
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 No
Departure Point Same as Event No
Departure Airport Code APA
Departure City ENGLEWOOD
Departure State CO
Departure Country
Departure Time 1632
Departure Time Zone MDT
Destination Same as Local Flt --
Destination Airport Code SKX
Destination City TAOS
Destination State NM
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
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 --