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Atlas / NTSB / CHI68F0316

NTSB CAROL · Event

Event CHI68F0316

1967-09-02 BOYNE FALLS, Michigan, United States Minor 1 aircraft Status: Completed

Registry · N3495L

FAA Aircraft Registry record.

Make / Model

CESSNA U206B

Year of manufacture

1967 · 0 years old at event

Engine

CONT MOTOR IO 520 SERIES (285 hp)

Seats / Engines

6 seats · 1 engine

Last airworthiness date

19940322

ADS-B equipped

Yes — Mode-S A3E1CF

Registrant of record

SAQUL'AQ AIR LLC

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

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 U-206B · N3495L

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

Personal/private

Airport

BOYNE FALLS

Kind of flying

B0

Weather at impact

Sky

CLEAR

Aircraft history

Total time

270 hrs

Pilot

Certificate

Commercial

Total hours

1,204

Age

44

Probable cause (from PRE1982.MDB)

EXTENSIVE ENGINE DAMAGE.

Investigator remarks

HOLE BURNED THRU NO.3 PISTON,CAUSE UNDETERMINED.

Cause factors

  • 74/C/AE C
    POWERPLANT PISTON,PISTON RINGS Cause
  • 88/C/95 C
    MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
  • 88/L/BF L
    MISCELLANEOUS ACTS,CONDITIONS BURNED
  • 88/K/94 K
    MISCELLANEOUS ACTS,CONDITIONS OVERLOAD FAILURE 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 3166. Source file NTSB_1967_3_3166.txt. Modern CAROL record on data.ntsb.gov ↗.