Graveley Valley Airport
Aircraft Accident/Incident Report

Upper Lake, California 92585
Saturday, June 15, 1985 16:30 PDT

NTSB Narrative Summary Released at Completion of Accident

THE PLT ELECTED TO TAKE OFF IN HIS TAILDRAGGER ON RWY 19 WHICH IS 4050 FT LONG & 200 FT WIDE DURING A PERIOD WHEN THE WIND WAS ESTIMATED AT 270 DEG, 20 KTS, WITH GUSTS TO 25 KTS. THE PLT STATED THAT AT ROTATION FULL RT RUDDER WAS APPLIED, BUT HIS HOMEBUILT, BIPLANE CONTINUED TO DRIFT LT. THE ACFT DRIFTED OFF THE RWY, COLLIDED WITH BRUSH & 'CARTWHEELED TO A STOP WITH A BROKEN LEFT LOWER WING.'

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 6/15/1985
Event Day of the Week Saturday
Time of Event 1630
Event Time Zone Pacific Daylight Time
Event City UPPER LAKE
Event State CALIFORNIA
Event Country --
Zipcode of the event site 92585
Event Date Year 1985
Event Date Month 6
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport GRAVELEY VALLEY
Event Location Nearest Airport ID 1Q5
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 1900
Weather Briefing Completeness Unknown
Investigator's weather source Pilot
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 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) -18
Wind Direction (degrees magnetic) 270
Variable Wind Indicator Unknown
Wind Speed (knots) 20
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 25
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
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) 1942
NTSB Notification Source --
NTSB Notification Date Jun 17 1985 12:00AM
NTSB Notification Time 900
Fiche Number and/or location -used to find docket information 29339
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 N80GL
NTSB Number LAX85LA281
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 OTIS G. LYONS
Aircraft Model MARQUART CHARGER MA5
Aircraft Series Identifier MARQUART C
Aircraft Serial Number OGL-0125
Certified Max Gross Weight 1789
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 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Jul 22 1984 12:00AM
Airframe hours since last inspection 78
Airframe Hours 105
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name ROBERT P. KANTNER
Aircraft Owner Street Address 25 ARROYO LN.
Aircraft Owner City NOVATO
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 94947
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
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 1Q5
Departure City UPPER LAKE
Departure State CA
Departure Country
Departure Time 1629
Departure Time Zone PDT
Destination Same as Local Flt --
Destination Airport Code OQ9
Destination City SONOMA
Destination State CA
Destination Country
Specific Phase of Flight Takeoff
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 19
Runway Length 4050
Runway Width 200
Sight Seeing flight No
Air Medical Flight No
Medical Flight --