LAX97LA025
1996-10-26 · EL CAJON, California, United States · None · 1 aircraft · Status: Completed
Airport SEE
Current FAA registration · N71643
- Make / Model
- LUSCOMBE 8A
- Engine
- CONT MOTOR A&C65 SERIES (65 hp)
- Seats / Engines
- 2 seats · 1 engine
- ADS-B equipped
- Yes — Mode-S A99557
Source: FAA Aircraft Registry (releasable master file).
Aircraft involved
Probable cause & findings
unfavorable weather condition(s), which caused the aircraft to descend at a rate that exceeded its climb capability.
Factual narrative
On October 26, 1996, at 1655 hours Pacific daylight time, a Luscombe 8A, N71643, was substantially damaged during a collision with the ground following takeoff on runway 27L at Gillespie Field, El Cajon, California. The private pilot and one passenger were not injured. Visual meteorological conditions prevailed for the local area personal flight. The pilot reported that he had completed four touch-and-go landings on runway 27L. Winds were aligned with the runway at about 12 knots and there was no turbulence present while he flew in the airport traffic pattern. The aircraft was climbing out after the fourth touch-and-go, and had reached about 250 feet agl at midfield, when the pilot observed a dust devil and debris blowing across the departure end of the runway. As the aircraft approached the departure end of the runway, he felt the aircraft's wings rock like a wake turbulence encounter. In the next few seconds the aircraft started descending at about 500 feet per minute, although he had full throttle applied and was in climb attitude at 70 miles per hour. He tried to turn back to the parallel runway 9L, but collided with terrain in an open dirt area about 500 feet west of the runway threshold. He estimated that from the time he felt the wings rock until he was on the ground was no more than 10 seconds. He added that there were no mechanical problems with the aircraft. Gillespie tower personnel reported to a San Diego Flight Standards District Office inspector that after the accident there had been freak wind gusts up to 50 knots that lasted 2 to 3 minutes, followed by calm wind conditions. During climb out after a touch-and-go landing on runway 27L, the pilot observed a dust devil and debris blowing across the departure end of the runway. As the aircraft approached the end of the runway, the aircraft's wings rocked similar to a wake turbulence encounter. The aircraft started descending at about 500 feet per minute although full throttle was applied and the aircraft was reportedly at best climb speed. The pilot tried to maneuver for a landing on the parallel runway (9L), but collided with terrain in an open dirt area about 500 feet short of the runway threshold. He estimated no more than 10 seconds elapsed from the time he felt the wings rock until he was on the ground. He added that there was no mechanical problem with the aircraft. Tower personnel reported that there had been freak wind gusts up to 50 knots that lasted 2 to 3 minutes, followed by calm wind conditions. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12
Verbatim from NTSB's published report. Source file
NTSB_1996_LAX97LA025.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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Related research
Matched on aircraft type or causal vocabulary (wake turbulence, turbulence). All research papers
- Embry-Riddle Scholarly Commons 2020 · Conference paper Concurrent Sessions: Session 8A - Technology in Aviation
- NASA NTRS 2019 · Conference Paper Aircraft wake turbulence minimization by aerodynamic means
The paper reviews NASA's efforts on wake vortex turbulence minimization by aerodynamic design or retrofit modifications to large transport aircraft.
- NASA NTRS 2019 · Conference Paper Wake Turbulence Mitigation for Arrivals (WTMA)
The preliminary Wake Turbulence Mitigation for Arrivals (WTMA) concept of operations is described in this paper. The WTMA concept provides further detail to work initiated by the Wake Vortex Avoidance…
- NASA NTRS 2019 · Conference Paper Aircraft wake turbulence avoidance
Aircraft wake turbulence /trailing vortex systems/ avoidance during flight, describing procedures for pilots and tower operators
- NASA NTRS 2019 · Conference Paper Aircraft wake turbulence progress and plans
Aircraft wake turbulence and trailing vortices, investigating physical characteristics, hazard potential and avoidance techniques
- SKYbrary (Eurocontrol) 2023 · SKYbrary article Wake Vortex Turbulence — SKYbrary Knowledge Base
SKYbrary wake vortex turbulence comprehensive article — generation mechanics, dissipation factors, separation standards (ICAO LIGHT/MEDIUM/HEAVY/SUPER + recategorisation RECAT-EU).