Paso Rubles Muni Airport
Aircraft Accident/Incident Report

Paso Robles, California 93446
Saturday, May 4, 1985 16:21 PDT

NTSB Narrative Summary Released at Completion of Accident

A CESSNA 150 AND A HOME BUILT SKYBOLT ACFT COLLIDED WHILE ON A DOWNWIND LEG OF A TRAFFIC PATTERN TO LAND. THE SKYBOLT WAS A COMPETITOR IN A LOCAL AEROBATIC COMPETITION EAST OF THE ARPT. THE C-150 WAS RETURNING FROM A STUDENT PLT TRAINING X-COUNTRY FLT. BOTH ACFT HAD RADIOS AND HAD ANNOUNCED THEIR POSITIONS IN TRAFFIC. BOTH WERE FLYING STRAIGHT & LEVEL AT APRX 1800 FT AGL WITH THE SKYBOLT SLIGHTLY HIGHER. THE ACFT CONVERGED SLOWLY AT ABOUT THE SAME AIRSPEED. AN OFFICIAL OF THE COMPETITION WARNED THE ACFT OF THEIR PROXIMITY. THE CESSNA PLT BOTH SAW & FELT HIS PROP CONTACT THE TAIL SECTION OF THE OTHER ACFT AS IT CAME FROM BEHIND AND ABOVE HIM. THE SKYBOLT PLT FELT THE IMPACT AND THEN SAW THE CESSNA BELOW HIM. BOTH ACFT WERE ABLE TO LAND BUT THE SKYBOLT GROUNDLOOPED AFTER LANDING DUE TO DAMAGE TO THE LANDING GEAR. THE COMPETITION CONTESTANTS AND NORMAL TRAFFIC WERE INTERMIXED IN TRAFFIC WITH NO ATTEMPT AT SEGREGATION BY DESIGNATION OF DEDICATED AREAS FOR EACH.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/4/1985
Event Day of the Week Saturday
Time of Event 1621
Event Time Zone Pacific Daylight Time
Event City PASO ROBLES
Event State CALIFORNIA
Event Country --
Zipcode of the event site 93446
Event Date Year 1985
Event Date Month 5
MidAir Collision Indicator Yes
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport PASO RUBLES MUNI
Event Location Nearest Airport ID PRB
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 836
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 1630 Pacific Daylight Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID PRB
Elevation of weather observation facility 836
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation PDT
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) 25
Air Temperature at event time (in degrees celsius) 29
Dew Point at event time (in degress fahrenheit) 2
Wind Direction (degrees magnetic) 350
Variable Wind Indicator Unknown
Wind Speed (knots) 7
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 2900
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) 2975
NTSB Notification Source --
NTSB Notification Date May 4 1985 12:00AM
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 32522
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 #2

Aircraft Registration Number N10DE N3010V
NTSB Number LAX85FA239A LAX85FA239B
Missing Aircraft Indicator N N
Federal Aviation Reg. Part Part 91: General Aviation Part 91: General Aviation
Type of Flight Plan filed None None
Flight plan Was Activated? -- --
Damage Substantial Substantial
Aircraft Fire None None
Aircraft Explosion None None
Aircraft Manufacturer's Full Name EARNST CESSNA
Aircraft Model SKYBOLT 150
Aircraft Series Identifier SKYBOLT 150
Aircraft Serial Number 1 76349
Certified Max Gross Weight 1180 1775
Aircraft Category Airplane Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil U.S. Registered/U.S. Soil
Aircraft is a homebuilt? Yes No
Flight Crew Seats -- --
Cabin Crew Seats -- --
Passenger Seats -- --
Total number of seats on the aircraft 1 2
Number of Engines 1 1
Fixed gear or retractable gear Fixed Fixed
Aircraft, Type of Last Inspection Annual 100 Hour
Date of Last Inspection Jan 4 1985 12:00AM Apr 27 1985 12:00AM
Airframe hours since last inspection -- 10
Airframe Hours 275 4895
ELT Installed Yes Yes
ELT Activated Yes No
ELT Aided Location of Event Site No No
ELT Type -- --
Aircraft Owner Name DENNIS EARNST PATROLINE, INC.
Aircraft Owner Street Address 4931 W. 123 STREET C3 MUNICIPAL AIRPORT
Aircraft Owner City HAWTHORN PASO ROBLES
Aircraft Owner State CA CA
Aircraft Owner Country
Aircraft Owner Zipcode 90250 93446
Operator is an individual? -- --
Operator Name DENNIS EARNST PATROLINE INC.
Operator Same as Owner? No No
Operator Is Doing Business As -- --
Operator Address Same as Owner? No No
Operator Street Address 4931 WEST 123RD STREET C3 MUNICIPAL AIRPORT
Operator City HAWTHORNE PASO ROBLES
Operator State CA CA
Operator Country
Operator Zip code 90250 93446
Operator Code
Owner has at least one certificate None None
Other Operator of large aircraft? No No
Certified for Part 133 or 137 Operation Unknown 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) Unknown Unknown
Second Pilot on Board No No
Departure Point Same as Event Yes No
Departure Airport Code L5Z
Departure City OCEANO
Departure State
Departure Country
Departure Time 1610 1530
Departure Time Zone PDT PDT
Destination Same as Local Flt crash at destination city crash at destination city
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Approach Approach
Report sent to ICAO? -- --
Evacuation occurred -- --
Date of most recent change to record Jan 2 2001 10:36AM Jan 2 2001 10:36AM
User who most recently changed record dbo dbo
Since inspection or accident -- --
Event Location Runway Number and Location 19 19
Runway Length 6009 6009
Runway Width 150 150
Sight Seeing flight No No
Air Medical Flight No No
Medical Flight -- --