Jefferson County Airport
Aircraft Accident/Incident Report

Broomfield, Colorado 80020
Friday, August 20, 1982 14:10 MST

NTSB Narrative Summary Released at Completion of Accident

REPORTEDLY, THE PILOT MADE AN INTERSECTION TAKEOFF FROM ABOUT MIDFIELD ON RUNWAY 02. HE STATED THAT HE TOOK OFF AT ROTATION SPEED PLUS 2 KTS. THE PASSENGER REPORTED THAT THEY REACHED ABOUT 40 FT AGL, THEN LOST LIFT AND BEGUN TO SETTLE. AS THE TWO-PLACE ULTRALIGHT AIRCRAFT SETTLED, IT WAS HEADED TOWARD AN AIRPORT NOISE ABATEMENT SIGN. THE PILOT ATTEMPTED TO TURN THE AIRCRAFT TO AVOID THE SIGN, BUT THE PLANE STRUCK IT HEAD-ON. AN INVESTIGATION REVEALED THAT THE PLANE WAS 10 LBS OVER ITS MAXIMUM GROSS WEIGHT AND THE DENSITY ALTITUDE WAS 8056 FT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 8/20/1982
Event Day of the Week Friday
Time of Event 1410
Event Time Zone Mountain Standard Time
Event City BROOMFIELD
Event State COLORADO
Event Country --
Zipcode of the event site 80020
Event Date Year 1982
Event Date Month 8
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude --
Event Location Longitude --
Event Location Airport JEFFERSON COUNTY AIRPORT
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 0
Weather Briefing Completeness Unknown
Investigator's weather source Unknown
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
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 Unknown
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 77
Dew Point at event time (in degress fahrenheit) 0
Wind Direction (degrees magnetic) 60
Variable Wind Indicator Unknown
Wind Speed (knots) 7
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 0
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Serious
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 1
Injury Total Serious 1
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 3077
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information
Date of most recent change to record Oct 31 2002 4:04PM
User who most recently changed record NTSB\ZUZL
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N3149Z
NTSB Number DEN82DA169
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 QUICKSILVER
Aircraft Model MXII
Aircraft Series Identifier MXII
Aircraft Serial Number 4008
Certified Max Gross Weight 660
Aircraft Category Airplane
Aircraft Registration Class Unknown
Aircraft is a homebuilt? Yes
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 0
Airframe Hours 45
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name JAMEE J. ANDERSEN
Aircraft Owner Street Address P.O. BOX 1058
Aircraft Owner City WALDEN
Aircraft Owner State CO
Aircraft Owner Country
Aircraft Owner Zipcode 80480
Operator is an individual? --
Operator Name JAMEE J. ANDERSEN
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address P.O. BOX 1058
Operator City WALDEN
Operator State CO
Operator Country
Operator Zip code 80480
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 No
Departure Point Same as Event Yes
Departure Airport Code BJC
Departure City BROOMFIELD
Departure State CO
Departure Country
Departure Time 1409
Departure Time Zone
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code BJC
Destination City BROOMFIELD
Destination State CO
Destination Country
Specific Phase of Flight Takeoff
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Sep 18 2002 4:50PM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 20
Runway Length 3601
Runway Width 75
Sight Seeing flight No
Air Medical Flight No
Medical Flight --