Atlas / NTSB / DEN80FTE60

NTSB CAROL · Event

Event DEN80FTE60

1980-06-24 ELBERT, Colorado, United States None 1 aircraft Status: Completed

Registry · N8172Y

FAA Aircraft Registry record.

Make / Model

PIPER PA-30

Year of manufacture

1966 · 14 years old at event

TCDS

A1EA · PIPER AIRCRAFT INC

Engine

LYCOMING IO-320 SERIES (150 hp)

Seats / Engines

6 seats · 2 engines

Last airworthiness date

19661025

ADS-B equipped

Yes — Mode-S AB2612

Registrant of record

KLINE JOHN C

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N8172Y Piper PA-30 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-30 · N8172Y

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

D

Airport

FYING D RANCH

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

180° / 15 kt

Temp

90° F

Aircraft history

Serial number

000000301286

Total time

3,200 hrs

Pilot

Certificate

Flight instructor (CFI)

Total hours

781

Age

31

Probable cause (from PRE1982.MDB)

FULLY PRESSED INTO CYL BODY.DA APRX 10700FT.

Investigator remarks

1ST FLT AFTR CYL REPLACEMENT.EXH VALVE SEAT NOT

Cause factors

68/C/D6 C
PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause
74/C/AF C
POWERPLANT VALVE ASSEMBLIES Cause
88/C/CB C
MISCELLANEOUS ACTS,CONDITIONS IMPROPERLY INSTALLED Cause
82/L/W L
WEATHER HIGH DENSITY ALTITUDE

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 2532. Source file NTSB_1980_3_2532.txt. Modern CAROL record on data.ntsb.gov ↗.

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