Atlas / NTSB / SEA74DYA34

NTSB CAROL · Event

Event SEA74DYA34

1974-05-21 DUBOIS, Idaho, United States None 1 aircraft Status: Completed

Registry · N4618Y

FAA Aircraft Registry record.

Make / Model

PIPER PA-25-235

Year of manufacture

1967 · 7 years old at event

Engine

LYCOMING 0-540 SERIES (250 hp)

Seats / Engines

1 seats · 1 engine

Last airworthiness date

19960618

ADS-B equipped

Yes — Mode-S A5A0D9

Registrant of record

EAGLEVILLE SOARING CLUB

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N4618Y Piper PA-25 None

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-25 · N4618Y

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

Part 135 (air taxi/commuter)

Kind of flying

CB

Weather at impact

Sky

CLEAR

Aircraft history

Serial number

0000025-4324

Total time

3,233 hrs

Pilot

Certificate

Commercial

Total hours

10,833

Age

43

Probable cause (from PRE1982.MDB)

AD.JAMMED RUDDER.FERRY FLT,NO LOAD ABD.

Investigator remarks

TAILWHEEL COLLAPSED WHILE LANDING ON A COUNTY RO

Cause factors

70/C/CD C
AIRFRAME TAILWHEEL ASSEMBLIES Cause
88/C/95 C
MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
88/C/77 C
MISCELLANEOUS ACTS,CONDITIONS INTERFERENCE WITH FLIGHT CONTROLS Cause
83/L/Y L
TERRAIN OTHER

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 1331. Source file NTSB_1974_3_1331.txt. Modern CAROL record on data.ntsb.gov ↗.

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