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Atlas / NTSB / LAX80FUQ13

NTSB CAROL · Event

Event LAX80FUQ13

1980-04-12 LLANO, California, United States None 1 aircraft Status: Completed

Registry · N4472

FAA Aircraft Registry record.

Make / Model

SIKORSKY EH-60A

Seats / Engines

4 seats · 1 engine

ADS-B equipped

Yes — Mode-S A5673C

Registrant of record

HIGH PERFORMANCE HELICOPTERS CORP

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

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

SCHLEICHER ASW-12 · N4472

Damage

Substantial

Craft type

C

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

EB

Operator type

D

Airport

CRYSTAL

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

090° / 3 kt

Temp

70° F

Aircraft history

Serial number

000000012001

Total time

1,492 hrs

Pilot

Certificate

Commercial

Total hours

2,546

Age

49

Investigator remarks

ENCOUNTERED SINKING AIR MASS DRG FINAL APCH.

Cause factors

  • 82/A/M A
    WEATHER DOWNDRAFT,UPDRAFTS Cause — pilot/personnel action
  • 83/J/I J
    TERRAIN HIGH OBSTRUCTIONS 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 0291. Source file NTSB_1980_3_0291.txt. Modern CAROL record on data.ntsb.gov ↗.