Atlas / NTSB / DEN74DTC42

NTSB CAROL · Event

Event DEN74DTC42

1974-06-29 ROCK SPRINGS, Wyoming, United States Minor 1 aircraft Status: Completed

Aircraft involved

N2855P Piper PA-22 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-22 · N2855P

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

D

Kind of flying

B0

Weather at impact

Sky

CLEAR

Temp

78° F

Aircraft history

Serial number

000000003155

Total time

2,948 hrs

Pilot

Certificate

Commercial

Total hours

1,742

Age

33

Investigator remarks

FUEL SELECTOR MALFUNCTION,WORN DETENTS.

Cause factors

74/C/CC C
POWERPLANT SELECTOR VALVES Cause
88/C/95 C
MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
88/C/96 C
MISCELLANEOUS ACTS,CONDITIONS FUEL STARVATION Cause
83/B/F B
TERRAIN ROUGH/UNEVEN

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 2543. Source file NTSB_1974_3_2543.txt. Modern CAROL record on data.ntsb.gov ↗.

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