LAX83LA358

NTSB accident investigation · Laister LK10 · Jacumba, CA · July 24, 1983

Accident · No injuriesLimited investigationFinal report
Date
July 24, 1983, 15:00 local (22:00 UTC)
Place
Jacumba, CA
Injuries
2 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N53619Laister LK10
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
Case key
23800

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

UndershootApproach - vfr pattern - final approach
Weather condition - gustsFactor
Weather condition - windshearFactor
Distance - misjudgedDual studentCause
Altitude - misjudgedDual studentCause
Airspeed - misjudgedDual studentCause
Supervision - inadequatePilot in command(cfi)Cause
Lack of recent experience in type of aircraftPilot in command(cfi)Factor
On ground/water collision with objectApproach - vfr pattern - final approach

Analysis

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.

Aircraft

Registration
N53619
Reported as
Laister LK10
Category
Glider
Serial number
48
Airframe hours
717
Engine
unknown
Damage
Substantial damage
Flight
Instructional · Part 91
Registered owner
Fronius Fronius
Airworthiness certificate
Standard, Normal
Last inspection
Annual · July 1, 1983 · 9 hours before
Airport
L78 · Jacumba, runway 25, 2,985 × 133 ft, dirt

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
31
Certificates
Flight instructor, Commercial
Airplane ratings
Multi-engine land
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Rear
Flight hours
419 total · 71 in this make and model · 400 as pilot in command · 13 in the last 90 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
270° at 10 knots, gusting 20
Visibility
20 statute miles
Lowest ceiling
None
Temperature
100 °F, dew point -0 °F