Atlas / NTSB / CHI75DEP49

NTSB CAROL · Event

Event CHI75DEP49

1975-04-10 STURTEVANT, Wisconsin, United States None 1 aircraft Status: Completed

Registry · N508C

FAA Aircraft Registry record.

Make / Model

STINSON 108-3

Year of manufacture

1947 · 28 years old at event

Engine

FRANKLIN 6A4165 SERIES (165 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

19560627

ADS-B equipped

Yes — Mode-S A657DA

Registrant of record

ROTHGEB MICHAEL A

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N508C Stinson 108-3 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

STINSON 108-3 · N508C

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

Cruise — descent (EF)

Operator type

D

Airport

SYLVANIA

Kind of flying

B0

Weather at impact

Sky

BROKEN/LOWER SCATTERED

Wind

022° / 9 kt

Aircraft history

Serial number

0000108-3508

Total time

1,428 hrs

Pilot

Certificate

Commercial — instrument

Total hours

241

Age

51

Probable cause (from PRE1982.MDB)

D HARD PACKED SNOW.

Investigator remarks

R TIRE ROLLED OFF EDGE OF RWY STRUCK SOME MUD AN

Cause factors

64/C/79 C
PILOT IN COMMAND FAILED TO MAINTAIN DIRECTIONAL CONTROL Cause
64/B/22 B
PILOT IN COMMAND IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
80/K/BY K
AIRPORTS/AIRWAYS/FACILITIES OTHER 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 0765. Source file NTSB_1975_3_0765.txt. Modern CAROL record on data.ntsb.gov ↗.

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