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Atlas / NTSB / ANC81DA040

NTSB CAROL · Event

Event ANC81DA040

1981-04-09 ANIAK, Alaska, United States None 1 aircraft Status: Completed

Registry · N51732

FAA Aircraft Registry record.

Make / Model

CESSNA 182T

Year of manufacture

2002

Engine

LYCOMING IO-540 SER (300 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

20020325

ADS-B equipped

Yes — Mode-S A67E4C

Registrant of record

IMSAR LLC

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

ENSTROM F280C · N51732

Damage

Substantial

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

Business

Airport

ANIAK

Kind of flying

B3

Weather at impact

Sky

OVERCAST

Temp

32° F

Aircraft history

Serial number

000000001138

Total time

844 hrs

Pilot

Certificate

Commercial

Total hours

1,600

Age

33

Probable cause (from PRE1982.MDB)

RELEASE SLING LOAD BECAUSE OF SEVERE VIBRATION.

Investigator remarks

IGN SW INADVERTENTLY TURNED OFF WHEN PLT ATMPTD

Cause factors

  • 64/C/44 C
    PILOT IN COMMAND SPONTANEOUS-IMPROPER ACTION Cause
  • 82/L/B L
    WEATHER RAIN
  • 82/L/C L
    WEATHER FOG
  • 82/L/F L
    WEATHER ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
  • 83/L/D L
    TERRAIN HIGH VEGETATION
  • 88/L/74 L
    MISCELLANEOUS ACTS,CONDITIONS AIRFRAME ICE
  • 88/L/CV L
    MISCELLANEOUS ACTS,CONDITIONS VIBRATION,EXCESSIVE

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 0819. Source file NTSB_1981_3_0819.txt. Modern CAROL record on data.ntsb.gov ↗.