Skip to content

Atlas / NTSB / CHI93LA176

NTSB CAROL · Event

Event CHI93LA176

1993-05-16 PLAINWELL, Michigan, United States Airport · 61D Minor 1 aircraft Status: Completed

Registry · N8657B

FAA Aircraft Registry record.

Make / Model

BOEING 737-8H4

Year of manufacture

2015

TCDS

A16WE · THE BOEING CO

Engine

CFM INTL CFM56-7B27E

Seats / Engines

143 seats · 2 engines

Last airworthiness date

20150111

ADS-B equipped

Yes — Mode-S ABE4B9

Registrant of record

SOUTHWEST AIRLINES CO

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

Probable cause & findings

THE PILOT-IN-COMMAND'S INITIATING HAND STARTING OF THE AIRPLANE UNATTENDED BY A QUALIFIED PERSON.

Factual narrative

THE PILOT HAND STARTED THE AIRPLANE WITH AN NON-PILOT PASSENGER IN THE AIRPLANE. AFTER THE ENGINE STARTED THE PILOT WAS UNABLE TO REENTER THE AIRPLANE TO STOP ITS FORWARD PROGRESS. THE NON-PILOT PASSENGER WAS UNABLE TO OPERATE THE CONTROLS TO STOP THE AIRPLANE. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1993_CHI93LA176.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket 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 ↗