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LAX83FA386 · Schweizer SGS 1-35C

14 Aug 1983 · Jamul, CA, United States

Schweizer SGS 1-35C · Accident: in flight encounter with weather while maneuvering

From Jamul, CA to an unrecorded destination

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Event

NTSB case
LAX83FA386
Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
Accident
InvestigationHow far the investigation had got when the record was published: preliminary, ongoing, final or completed. Unknown where the source does not say. Glossary
Completed
API-reported fatalities
1 · all aircraft and ground
Ground fatalities
0
OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
General aviation
WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
Visual Meteorological Cond

Schweizer SGS 1-35C

Aircraft type
Schweizer SGS-1
Category
Glider
RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
N2941H
Operator
Unknown
Onboard fatalities
Unknown
Route
From Jamul, CATo not recorded
Aircraft age
Not recorded
Flight rulesThe regulations the flight operated under: in the US, Part 91 (general aviation), Part 121 (airlines), Part 135 (air taxi and commuter) and others; for flights abroad, the NTSB's coarser commercial or non-commercial code. Glossary
Part 91: General Aviation
Phase of flightThe stage of the flight when things started to go wrong: standing, taxi, takeoff, initial climb, en route, maneuvering, approach or landing. Glossary
Maneuvering
First occurrenceThe single coded event the NTSB judges best describes what happened (records from 2008 on). Older records name the first occurrence in the sequence instead. Glossary
In flight encounter with weather
Also codedOther events the NTSB coded in the sequence, such as a wire strike after a loss of power. Flight Findings uses them for its kinds of event. Glossary
Tree(s)
DamageDestroyed: beyond practical repair. Substantial: damage that affects the structure, performance or handling and normally needs major repair. Minor: less than that. Glossary
Destroyed

Cause areas

  • Pilot in command › In-flight planning/decision, improper

Approximate · Estimated position: the centre of Jamul, CA, the place the record names. Not the accident site.

NTSB narrative

REPORTEDLY, AFTER WAITING ALMOST 2 HRS, THE PLT DECIDED HE WOULD FLY THE SAILPLANE, EITHER FOR 1 HR OR UNTIL THE OWNER ARRIVED, WHEN THE OWNER ARRIVED, HE OBSERVED THE SAILPLANE FLYING BACK & FORTH ALONG THE NORTH SIDE OF RIDGE AREA. SUBSEQUENTLY, THE ACFT CRASHED IN A WOODED AREA ON THE DOWNWIND SIDE OF A RIDGE THAT SLOPED DOWNWARD TO THE NORTH AT ABOUT A 30 DEG ANGLE. ATHOUGH THERE WERE NO KNOWN WITNESSES, THE OWNER SAW THE SAILPLANE DISAPPEAR BEHIND A RIDGE IN THE VICINITY OF THE ACCIDENT SIDE. DURING IMPACT, THE SAILPLANE STRUCK A TREE, APRX 12 FT TALL, & BROKE IT IN HALF. IT CAME TO REST ON TREES & BRUSH WITH EXTENSIVE DAMAGE TO THE NOSE & COCKPIT AREAS. NO PREIMPACT MALFUNCTION OR FAILURE OF THE SAILPLANE WAS FOUND. THE CRASH SITE WAS LOCATED IN AN AREA KNOWN TO HAVE PERIODS OF HIGH SINK. THE PLT WAS A NAVAL AVIATOR WITH ONLY ABOUT 3.4 HRS FLT TIME IN THIS MAKE & MODEL.

Verbatim NTSB analysis from the NTSB dataset

Sources

NTSB record LAX83FA386
Event ID
20001214X44191
Case number
LAX83FA386
Dataset
historical-pre2008
Source SHA-256
89e2df6d848e7ab3b42e7d7c7a03ff403303057a26ca04c95b3ea67201c3ce74
Source notes (4)
  • Unreviewed is an editorial label, not an investigation status. API-sourced is not report-checked or human-reviewed. Explicit event totals are used without summing aircraft injury tables; onboard allocation is withheld. Unknown values remain unknown. The operation category is mapped from the NTSB-reported FAR part and has not been reviewed.
  • Filled from the NTSB case API where the bulk record had no value: investigation status. Values present in the bulk record are kept.
  • The date is the local date, which is the same as the UTC date the NTSB stores.
  • API snapshot SHA-256: 06e73f22a55b4cef1d9bb2e10e9af89b49faf963f43744cb8044e159e2c4bb61; retrieved 2026-09-21T06:20:09.533Z.