Jacumba Airport
Aircraft Accident/Incident Report

Jacumba, California 92034
Sunday, July 24, 1983 15:00 PDT

NTSB Narrative Summary Released at Completion of Accident

THE ACFT STRUCK A BUSH DURING A LANDING SHORT OF THE RWY. THE INSTRUCTOR IN THE REAR SEAT NOTED THAT THE AIRSPEED INDICATOR AT THAT POSITION DID NOT REGISTER BELOW 60 MPH BY DESIGN. THE INSTRUCTOR HAD NO RECENT EXPERIENCE IN THIS MAKEOF ACFT AND HAD NO FEELING FOR AIRSPEED IN IT. HE SAW THE ACFT WAS LOW AND SLOW AND REACHED TO CLOSE THE DIVE BRAKES AS THE ACFT STARTED TO SETTLE. THE ACFT IMPACTED A BUSH WITH THE LEFT WING AND GROUNDLOOPED COMING TO REST SHORT OF RWY 25.THE INSTRUCTOR OBSERVED THAT THERE WERE WIND SHEAR CONDITIONS AT THE TIME AND GUSTS TO 20 KTS.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 7/24/1983
Event Day of the Week Sunday
Time of Event 1500
Event Time Zone Pacific Daylight Time
Event City JACUMBA
Event State CALIFORNIA
Event Country --
Zipcode of the event site 92034
Event Date Year 1983
Event Date Month 7
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport JACUMBA
Event Location Nearest Airport ID L78
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 70
Airport Elevation 2820
Weather Briefing Completeness Unknown
Investigator's weather source Witness
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) 20
Air Temperature at event time (in degrees celsius) 38
Dew Point at event time (in degress fahrenheit) -18
Wind Direction (degrees magnetic) 270
Variable Wind Indicator Unknown
Wind Speed (knots) 10
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 20
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) 0
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) 660
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 20922
Date of most recent change to record Dec 18 2002 11:28AM
User who most recently changed record NTSB\GIUV
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N53619
NTSB Number LAX83LA358
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 LAISTER
Aircraft Model LK10
Aircraft Series Identifier LK10
Aircraft Serial Number 48
Certified Max Gross Weight 875
Aircraft Category Glider
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 2
Number of Engines --
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Jul 1 1983 12:00AM
Airframe hours since last inspection 9
Airframe Hours 717
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name FRONIUS FRONIUS
Aircraft Owner Street Address 10527 PROSPECT AVENUE
Aircraft Owner City SANTEE
Aircraft Owner State CA
Aircraft Owner Country
Aircraft Owner Zipcode 92701
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) Instructional
Second Pilot on Board Yes
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1430
Departure Time Zone PDT
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Approach
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 25
Runway Length 2985
Runway Width 133
Sight Seeing flight No
Air Medical Flight No
Medical Flight --