Atlas / NTSB / CHI74FEC50

NTSB CAROL · Event

Event CHI74FEC50

1974-06-21 TROY, Michigan, United States Serious 1 aircraft Status: Completed

Aircraft involved

N8744W Piper PA-28 Serious

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-28 · N8744W

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

D

Airport

BIG BEAVER

Kind of flying

B2

Weather at impact

Sky

CLEAR

Temp

89° F

Aircraft history

Serial number

000028-10284

Total time

1,583 hrs

Pilot

Certificate

Commercial — instrument

Total hours

465

Age

44

Probable cause (from PRE1982.MDB)

K VALVE IN FUEL TANK SELECT VALVE.AIR IN SYS.

Investigator remarks

FUEL TANK SEALANT PREVENTED SEATING OF BALL CHEC

Cause factors

68/C/D0 C
PERSONNEL IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL) Cause
84/C/G C
MISCELLANEOUS FOREIGN MATERIAL AFFECTING NORMAL OPERATIONS Cause
74/C/CC C
POWERPLANT SELECTOR VALVES Cause
88/C/96 C
MISCELLANEOUS ACTS,CONDITIONS FUEL STARVATION Cause
64/B/15 B
PILOT IN COMMAND FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
83/K/I K
TERRAIN HIGH OBSTRUCTIONS Joint factor

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 2210. Source file NTSB_1974_3_2210.txt. Modern CAROL record on data.ntsb.gov ↗.

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