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Atlas / NTSB / SEA71DWD05

NTSB CAROL · Event

Event SEA71DWD05

1970-07-16 SEDRO WOOLEY, Washington, United States None 1 aircraft Status: Completed

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

KAMAN HUK-1 · N9847

Damage

Substantial

Craft type

Balloon

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

B6

Operator type

Part 135 (air taxi/commuter)

Kind of flying

CD

Weather at impact

Sky

CLEAR

Wind

225° / 5 kt

Aircraft history

Serial number

000000146308

Total time

1,632 hrs

Pilot

Certificate

GA (GA)

Total hours

6,353

Age

33

Probable cause (from PRE1982.MDB)

LLAPSED UNDER ACFT WEIGHT

Investigator remarks

LNDD ON LOGGING ROAD. SURFACE OVR ERODED AREA CO

Cause factors

  • 83/A/Y A
    TERRAIN OTHER Cause — pilot/personnel action

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 3037. Source file NTSB_1970_3_3037.txt. Modern CAROL record on data.ntsb.gov ↗.