Skip to content

Atlas / NTSB / ANC71DAG57

NTSB CAROL · Event

Event ANC71DAG57

1970-11-28 SKWENTNA, Alaska, 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

PIPER PA-11 · N4931M

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

D

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

0000011-1629

Total time

1,280 hrs

Pilot

Certificate

Commercial — instrument

Total hours

111

Age

34

Investigator remarks

APRXLY 95LB OVR GWT.

Cause factors

  • 64/A/29 A
    PILOT IN COMMAND INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING Cause — pilot/personnel action
  • 64/A/16 A
    PILOT IN COMMAND FAILED TO OBTAIN/MAINTAIN FLYING SPEED Cause — pilot/personnel action
  • 88/A/76 A
    MISCELLANEOUS ACTS,CONDITIONS IMPROPERLY LOADED AIRCRAFT-WEIGHT-AND/OR C.G. 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 4526. Source file NTSB_1970_3_4526.txt. Modern CAROL record on data.ntsb.gov ↗.