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Southwest Airlines Flight 579

14 Aug 2014 · Salt Lake City, UT, United States

Boeing 737 7H4 · Accident: ground handling event while standing

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Event

NTSB case
WPR14LA346
Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
Accident
InvestigationHow far the investigation had got when the record was published: preliminary, ongoing, final or completed. Unknown where the source does not say. Glossary
Completed
API-reported fatalities
0 · all aircraft and ground
Ground fatalities
Unknown
OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
Airline
WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
Visual Meteorological Cond

Boeing 737 7H4

Aircraft type
Boeing 737
Category
Airplane
RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
N758SW
Onboard fatalities
Unknown
Route
From not recordedTo not recorded
Aircraft age
About 15 years (built 1999)
Flight rulesThe regulations the flight operated under: in the US, Part 91 (general aviation), Part 121 (airlines), Part 135 (air taxi and commuter) and others; for flights abroad, the NTSB's coarser commercial or non-commercial code. Glossary
Part 121: Air Carrier
Phase of flightThe stage of the flight when things started to go wrong: standing, taxi, takeoff, initial climb, en route, maneuvering, approach or landing. Glossary
Standing · engine(s) not operating
Defining eventThe single coded event the NTSB judges best describes what happened (records from 2008 on). Older records name the first occurrence in the sequence instead. Glossary
Ground handling event
DamageDestroyed: beyond practical repair. Substantial: damage that affects the structure, performance or handling and normally needs major repair. Minor: less than that. Glossary
Substantial

Cause areas

  • Personnel issues › Task performance

Approximate · Coordinates from the NTSB case API, which marks them as estimated or does not say; no uncertainty radius is established.

NTSB narrative

The commercial air carrier airplane was parked at the boarding gate with the crew onboard. A tug driver from another airline was pulling four baggage carts in the non-movement area adjacent to the boarding gates. A security video showed that the second cart hit a drain cover and detached from the preceding cart. The loose baggage carts then rolled across the ramp and into the side of the airplane, resulting in substantial damage. There were no injuries.

Probable cause

The disconnection of baggage carts that subsequently collided with the parked airplane following the tug driving over a dip in the roadway.

Verbatim NTSB analysis and probable cause from the NTSB dataset

Sources

NTSB record WPR14LA346
Event ID
20140814X52852
Case number
WPR14LA346
Dataset
full-current
Source SHA-256
5cf380f0061817c0331a6b2d8cc7e0ee3a79bea469a1001dc5c10e56f35f5ab3
Source notes (4)
  • Unreviewed is an editorial label, not an investigation status. API-sourced is not report-checked or human-reviewed. Explicit event totals are used without summing aircraft injury tables; onboard allocation is withheld. Unknown values remain unknown. The operation category is mapped from the NTSB-reported FAR part and has not been reviewed.
  • Filled from the NTSB case API where the bulk record had no value: investigation status, coordinates. Values present in the bulk record are kept.
  • The date is the local date, which is the same as the UTC date the NTSB stores.
  • API snapshot SHA-256: 1bd9711d5cd3057d7979c8874f7b808ffdc2858a75b2a29dbb7601a10f4b2041; retrieved 2026-09-16T01:38:33.206Z.