Atlas / NTSB / LAX76FUG12

NTSB CAROL · Event

Event LAX76FUG12

1975-08-08 ADELANTO, California, United States Serious 1 aircraft Status: Completed

Registry · N17973

FAA Aircraft Registry record.

Make / Model

SCHWEIZER SGS 1-34

Year of manufacture

1972 · 3 years old at event

Engine

NONE NONE

Seats / Engines

1 seats · 1 engine

ADS-B equipped

Yes — Mode-S A13E05

Registrant of record

WILLIAMS ROBERT A

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N17973 Schweizer SGS134 Serious

Historical record (pre-1982)

NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.

Aircraft

SCHWEIZER SGS134 · N17973

Damage

Substantial

Craft type

C

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

Personal/private

Airport

EL MIRAGE FIELD

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

270° / 12 kt

Temp

95° F

Aircraft history

Serial number

000000000073

Total time

355 hrs

Pilot

Certificate

Commercial — instrument

Total hours

106

Age

18

Probable cause (from PRE1982.MDB)

DRG ASSEMBLY

Investigator remarks

SINGLE WHEEL. AIL QUICK DISCONNECTS NOT SECURED

Cause factors

64/A/29 A
PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause — pilot/personnel action
75/A/CA A
SYSTEMS AILERON AND AILERON TAB CONTROL SYSTEM Cause — pilot/personnel action
88/A/29 A
MISCELLANEOUS ACTS,CONDITIONS IMPROPERLY SECURED Cause — pilot/personnel action
88/J/03 J
MISCELLANEOUS ACTS,CONDITIONS CHECKLIST-FAILED TO USE Joint cause

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.

Source: NTSB pre-1982 historical archive. Docket 3 2301. Source file NTSB_1975_3_2301.txt. Modern CAROL record on data.ntsb.gov ↗.

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