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Atlas / NTSB / FTW77FA076

NTSB CAROL · Event

Event FTW77FA076

1977-09-28 MASON, Texas, United States Fatal 1 aircraft Status: Completed

Registry · N17346

FAA Aircraft Registry record.

Make / Model

BOEING 737-8

Year of manufacture

2024

TCDS

A16WE · BOEING

Engine

CFM INTL LEAP-1B28 SER

Seats / Engines

175 seats · 2 engines

Last airworthiness date

20240711

ADS-B equipped

Yes — Mode-S A12755

Registrant of record

UNITED AIRLINES INC

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

RYAN ST-A · N17346

Damage

Destroyed

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D7

Operator type

D

Kind of flying

B0

Weather at impact

Sky

CLEAR

Wind

120° / 10 kt

Aircraft history

Serial number

000000000149

Total time

2,980 hrs

Pilot

Certificate

Commercial

Total hours

2,470

Age

46

Investigator remarks

BLOOD ALCOHOL LVL 118MG%,URINE 197MG%.

Cause factors

  • 64/A/53 A
    PILOT IN COMMAND MISJUDGED ALTITUDE Cause — pilot/personnel action
  • 64/J/65 J
    PILOT IN COMMAND PHYSICAL IMPAIRMENT Joint cause
  • 88/J/67 J
    MISCELLANEOUS ACTS,CONDITIONS ALCOHOLIC IMPAIRMENT OF EFFICIENCY AND JUDGMENT Joint cause
  • 88/J/14 J
    MISCELLANEOUS ACTS,CONDITIONS UNWARRANTED LOW FLYING Joint cause

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 2201. Source file NTSB_1977_3_2201.txt. Modern CAROL record on data.ntsb.gov ↗.

Related research

What the literature says.

Academic papers and agency reports matching this event's aircraft type. Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.

Browse the full corpus — academia portal ↗