Atlas / NTSB / CHI81FEC06

NTSB CAROL · Event

Event CHI81FEC06

1980-11-26 DETROIT, Michigan, United States Minor 1 aircraft Status: Completed

Registry · N200SM

FAA Aircraft Registry record.

Make / Model

VAN'S AIRCRAFT RV-6

Year of manufacture

2001

Engine

LYCOMING IO-360-A1B6D (200 hp)

Seats / Engines

2 seats · 1 engine

Last airworthiness date

20011009

ADS-B equipped

Yes — Mode-S A1939F

Registrant of record

MACINNIS STEPHEN C

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N200SM Cessna 421B 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

CESSNA 421B · N200SM

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Night

Weather

VMC

Phase of flight

Takeoff — initial climb (C1)

Operator type

Business

Airport

DETROIT METRO

Kind of flying

B3

Weather at impact

Sky

SCATTERED-ABOVE 1000 FEET

Temp

40° F

Aircraft history

Serial number

000000000649

Total time

1,800 hrs

Pilot

Certificate

Commercial

Total hours

8,685

Age

51

Probable cause (from PRE1982.MDB)

IFOLD JAMMED TURBO.R PROP GOV CTL ARM LOOSE.

Investigator remarks

METAL FM PREV WELDED SLAB PATCH IN L ENG EXH MAN

Cause factors

68/C/D6 C
PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause
74/C/G0 C
POWERPLANT MANIFOLDS Cause
88/C/95 C
MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
74/C/KC C
POWERPLANT FOREIGN OBJECT DAMAGE Cause
74/C/FG C
POWERPLANT GOVERNORS Cause
88/C/29 C
MISCELLANEOUS ACTS,CONDITIONS IMPROPERLY SECURED Cause
88/L/48 L
MISCELLANEOUS ACTS,CONDITIONS FAILURE OF TWO OR MORE ENGINES
83/K/A K
TERRAIN WET,SOFT GROUND Joint factor
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 3540. Source file NTSB_1980_3_3540.txt. Modern CAROL record on data.ntsb.gov ↗.

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