Atlas / NTSB / ANC75AA008

NTSB CAROL · Event

Event ANC75AA008

1974-07-31 UMIAT, Alaska, United States Minor 1 aircraft Status: Completed

Registry · N101TA

FAA Aircraft Registry record.

Make / Model

CESSNA 421C

Year of manufacture

1977

Engine

P&W PT6A SERIES (500 hp)

Seats / Engines

8 seats · 2 engines

Last airworthiness date

19951018

ADS-B equipped

Yes — Mode-S A00A15

Registrant of record

HATCH HYRUM G

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N101TA Piper PA-31 Minor

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-31 · N101TA

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Night

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

E

Airport

ITKILLIK R CAMP

Kind of flying

CI

Weather at impact

Sky

UNKNOWN/NOT REPORTED

Temp

60° F

Aircraft history

Serial number

Z

Total time

1,710 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

3,529

Age

38

Probable cause (from PRE1982.MDB)

ESSURE ON YOKE.UN TO CLIMB OR MNTN DIR CONTROL.

Investigator remarks

NOSE WHL DUG IN ON TKOF ROLL.PLT APPLIED BACK PR

Cause factors

64/A/81 A
PILOT IN COMMAND FAILED TO ABORT TAKEOFF Cause — pilot/personnel action
64/A/24 A
PILOT IN COMMAND PREMATURE LIFT-OFF Cause — pilot/personnel action
80/J/BL J
AIRPORTS/AIRWAYS/FACILITIES SOFT RUNWAY Joint cause
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 2359. Source file NTSB_1974_3_2359.txt. Modern CAROL record on data.ntsb.gov ↗.

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