Atlas / NTSB / FTW76FRG35

NTSB CAROL · Event

Event FTW76FRG35

1976-01-13 AUSTIN, Texas, United States None 1 aircraft Status: Completed

Registry · N733W

FAA Aircraft Registry record.

Make / Model

SIAI-MARCHETTI S.205/22R

Year of manufacture

1968 · 8 years old at event

Engine

FRANKLIN 6V 350 SERIES (235 hp)

Seats / Engines

4 seats · 1 engine

Last airworthiness date

19680606

ADS-B equipped

Yes — Mode-S A9D824

Registrant of record

DAVENPORT CLIFFORD M

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N733W SIAI-MARCHE S.205 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

SIAI-MARCHE S.205 · N733W

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

D

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

360° / 15 kt

Temp

68° F

Aircraft history

Serial number

000000004-42

Total time

1,423 hrs

Pilot

Certificate

Commercial — instrument

Total hours

3,006

Age

51

Investigator remarks

NR 4 CONROD FAILED.

Cause factors

68/C/D6 C
PERSONNEL INADEQUATE MAINTENANCE AND INSPECTION Cause
74/C/AC C
POWERPLANT MASTER AND CONNECTING RODS Cause
88/C/AH C
MISCELLANEOUS ACTS,CONDITIONS PREVIOUS DAMAGE Cause
83/K/F K
TERRAIN ROUGH/UNEVEN Joint factor
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 0076. Source file NTSB_1976_3_0076.txt. Modern CAROL record on data.ntsb.gov ↗.

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