Aircraft Accident/Incident Report

Henderson, Nevada 89015
Saturday, July 21, 1984 10:47 PDT

NTSB Narrative Summary Released at Completion of Accident

WITNESSES REPORTED OBSERVING THE ACFT DEPART TO THE SSW TOWARD THE MOUNTAINS. THE ACFT MADE A SERIES OF TURNS AND BANKS TO AVOID A GROUP OF THUNDERSTORM CELLS (AIR MASS THUNDERSTORMS) IN A DIRECTION OF INTERSTATE HIGHWAY 15. THE ACFT WAS REPORTED TO HAVE MADE SEVERAL TURNS AWAY FROM THE 'WORST' PART OF THE RAIN SHOWERS. ALL THE WITNESSES REPORTED THE ACFT 'JUST PITCHED DOWN AND WENT INTO THE GROUND.' THE THUNDERSTORM CELLS WERE NOT REPORTED ON THE 1750Z LAS VEGAS, NV, FSS SURFACE ANALYSIS WEATHER OBSERVATION.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 7/21/1984
Event Day of the Week Saturday
Time of Event 1047
Event Time Zone Pacific Daylight Time
Event City HENDERSON
Event State NEVADA
Event Country --
Zipcode of the event site 89015
Event Date Year 1984
Event Date Month 7
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 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1050 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 166
Weather Observation Facility ID LAS
Elevation of weather observation facility 2174
Distance of event from weather observation facility (units?) 7
Time Zone of the weather observation PDT
Lighting Conditions Day
Lowest Ceiling Height 14000
Lowest Non-Ceiling Height 9000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling Broken
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) 33
Dew Point at event time (in degress fahrenheit) 18
Wind Direction (degrees magnetic) 160
Variable Wind Indicator Unknown
Wind Speed (knots) 18
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 25
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 5000
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 2
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 1696
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 25515
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 N78JC
NTSB Number SEA84FA178
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 SPERLING
Aircraft Model BD-4
Aircraft Series Identifier BD-4
Aircraft Serial Number 638
Certified Max Gross Weight 1800
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? Yes
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 Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Nov 10 1983 12:00AM
Airframe hours since last inspection 60
Airframe Hours 60
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name JOHN C. KIMERLY
Aircraft Owner Street Address 733 NASSAU PKWY.
Aircraft Owner City ROCKFORD
Aircraft Owner State IL
Aircraft Owner Country
Aircraft Owner Zipcode 61107
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address 1109 BORDER STREET
Operator City CORONA
Operator State CA
Operator Country
Operator Zip code 91720
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
Departure City
Departure State
Departure Country
Departure Time 1040
Departure Time Zone PDT
Destination Same as Local Flt --
Destination Airport Code
Destination City CORONA
Destination State CA
Destination Country
Specific Phase of Flight Descent
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 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --