Atlas / NTSB / SEA79FYE41

NTSB CAROL · Event

Event SEA79FYE41

1979-08-28 RENTON, Washington, United States None 1 aircraft Status: Completed

Registry · N9533H

FAA Aircraft Registry record.

Make / Model

CESSNA A185F

Year of manufacture

1977 · 2 years old at event

Engine

CONT MOTOR IO 520 SERIES (285 hp)

Seats / Engines

6 seats · 1 engine

Last airworthiness date

19770817

ADS-B equipped

Yes — Mode-S AD4295

Registrant of record

PATNODE JEFFREY W

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N9533H Cessna A185F 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

CESSNA A185F · N9533H

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — level (EA)

Operator type

D

Airport

LAKE WASHINGTON

Kind of flying

B2

Weather at impact

Sky

CLEAR

Wind

340° / 7 kt

Temp

72° F

Aircraft history

Serial number

000018503446

Total time

217 hrs

Pilot

Certificate

Commercial — instrument

Total hours

4,400

Age

49

Probable cause (from PRE1982.MDB)

D IN CITY PARK.

Investigator remarks

FLOAT EQUIPPED. UNAUTHORIZED USE OF AIRCRAFT. LN

Cause factors

74/C/KA C
POWERPLANT POWERPLANT FAILURE FOR UNDETERMINED REASONS Cause
83/K/I K
TERRAIN HIGH OBSTRUCTIONS Joint factor
88/L/26 L
MISCELLANEOUS ACTS,CONDITIONS STOLEN OR UNAUTHORIZED USE OF AIRCRAFT

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 3757. Source file NTSB_1979_3_3757.txt. Modern CAROL record on data.ntsb.gov ↗.

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