Jefferson County Airport
Aircraft Accident/Incident Report

Broomfield, Colorado 80020
Saturday, May 5, 1990 19:31 MDT

NTSB Narrative Summary Released at Completion of Accident

WHILE CONDUCTING A TEST FLT FOLLOWING OVERHAUL OF BOTH ENGINES THE REAR ENGINE FAILED WHILE ON DOWNWIND LEG. THE PLT SECURED THE ENGINE AND ATTEMPTED TO FEATHER THE PROP. THE PROP WOULD NOT FEATHER. THE PLT OVERFLEW AN AVAILABLE RUNWAY WHILE CONDUCTING A PRECAUTIONARY APPROACH AND OVERSHOT THE RUNWAY OF INTENDED LANDING. THE ACFT LANDED IN A RUNUP AREA ADJACENT TO THE RUNWAY IN A HIGH RATE OF DESCENT AND CAME TO REST IN A GRASS AREA BETWEEN THE RUNWAY AND TAXIWAY. THE ACFT SUSTAINED SUBSTANTIAL DAMAGE AND THE PLT AND PAX WERE NOT INJURED. THE ENGINE FAILED DUE TO THE OIL DILUTION LINE BEING CONNECTED TO THE PRESSURE PORT ON THE OIL PUMP INSTEAD OF THE VACUUM PORT, AND MAINTENANCE INSTRUCTIONS DO NOT PROVIDE GUIDANCE FOR THE INSTALLATION.

NTSB Probable Cause Narrative

THE PILOT'S FAILURE TO PROPERLY EXECUTE A PRECAUTIONARY APPROACH FOLLOWING AN ENGINE FAILURE.

Event Information

Type of Event Accident
Event Date 5/5/1990
Event Day of the Week Saturday
Time of Event 1931
Event Time Zone Mountain Daylight Time
Event City BROOMFIELD
Event State COLORADO
Event Country --
Zipcode of the event site 80020
Event Date Year 1990
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport JEFFERSON COUNTY
Event Location Nearest Airport ID BJC
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 5654
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1939 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 290
Weather Observation Facility ID BJC
Elevation of weather observation facility 5654
Distance of event from weather observation facility (units?) 1
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) 11
Dew Point at event time (in degress fahrenheit) -1
Wind Direction (degrees magnetic) 10
Variable Wind Indicator Unknown
Wind Speed (knots) 6
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 6300
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 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 182
NTSB Notification Source --
NTSB Notification Date May 6 1990 12:00AM
NTSB Notification Time 2201
Fiche Number and/or location -used to find docket information 40902
Date of most recent change to record Dec 12 2000 4:58PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N2208X
NTSB Number DEN90LA106
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 337
Aircraft Series Identifier 337
Aircraft Serial Number 337-0108
Certified Max Gross Weight 4300
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 6
Number of Engines 2
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection May 1 1990 12:00AM
Airframe hours since last inspection --
Airframe Hours 1749
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name OUT 'N' ABOUT AVIATION
Aircraft Owner Street Address 6114 S. TAFT WAY
Aircraft Owner City LITTLETON
Aircraft Owner State CO
Aircraft Owner Country
Aircraft Owner Zipcode 80127
Operator is an individual? --
Operator Name OUT AND ABOUT AVIATION
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 6114 S. TAFT WAY
Operator City LITTLETON
Operator State CO
Operator Country
Operator Zip code 80124
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 Yes
Departure Airport Code BJC
Departure City
Departure State
Departure Country
Departure Time 1925
Departure Time Zone MDT
Destination Same as Local Flt crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 29R
Runway Length 9000
Runway Width 100
Sight Seeing flight No
Air Medical Flight No
Medical Flight --