# NTSB investigations: CFM International CFM56 series: Ground collision

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB DCA26LA150](https://openairdocs.org/ntsb/DCA26LA150.md): Boeing 737-824 · Denver, CO · Accident · Minor injuries · Class 3 · Limited · Investigation open · Mar 6, 2026 · N27213 · Substantial damage
- [NTSB DCA25LA117](https://openairdocs.org/ntsb/DCA25LA117.md): Boeing 737-832 · Seattle, WA · Accident · No injuries · Class 4 · Limited · Final report · Feb 5, 2025 · N3737C · 2 aircraft · Substantial damage
  > The Japan Airlines flight crew’s failure to maintain adequate clearance from the parked Delta Air Lines aircraft while taxiing in congested ramp conditions.
- [NTSB DCA24LA245](https://openairdocs.org/ntsb/DCA24LA245.md): Boeing 737 · Salt Lake City, UT · Accident · No injuries · Class 4 · Limited · Final report · Jul 27, 2024 · N853DN · 2 aircraft · Minor damage
  > Delta Air Lines flight 2046 flight crew's incorrect evaluation of the clearance between their airplane and Delta Air Lines flight 2046 as they turned onto a perpendicular taxiway.
- [NTSB DCA19CA105](https://openairdocs.org/ntsb/DCA19CA105.md): Boeing 737 · Atlanta, GA · Accident · No injuries · Class 4 · Data collection · Final report · Mar 11, 2019 · N3756 · 2 aircraft · Minor damage
  > failure of the B737 captain to maintain separation with the airplane stopped on the taxiway.
- [NTSB DCA17CA181](https://openairdocs.org/ntsb/DCA17CA181.md): Boeing 737 832 · Queens, NY · Accident · No injuries · Data collection · Final report · Aug 15, 2017 · N377DA · 2 aircraft · Minor damage
  > the Delta B737 captain's failure to maintain proper clearance between his airplane and the stopped American B757.
- [NTSB DCA16CA094](https://openairdocs.org/ntsb/DCA16CA094.md): Boeing 737 · Detroit, MI · Accident · No injuries · Data collection · Final report · Feb 17, 2016 · N925NN · 2 aircraft · Minor damage
  > N925NN flight crew's incorrect evaluation of the clearance between the two aircraft, leading to the inadvertent collision of the winglet with the horizontal stabilizer and elevator of N784SW.
- [NTSB CEN15IA337](https://openairdocs.org/ntsb/CEN15IA337.md): Boeing 737 · Denver, CO · Incident · Minor injuries · Incident investigation · Final report · Aug 5, 2015 · N779SW · Minor damage
  > The gate lead/pushback driver's failure to recognize that the provisioning truck was within the safety zone of the gate during his walkaround due to distractions, which resulted in the subsequent collision between the airplane and the truck. Contributing to…
- [NTSB ERA11CA296](https://openairdocs.org/ntsb/ERA11CA296.md): Boeing 737-732 · Atlanta, GA · Accident · No injuries · Data collection · Final report · May 12, 2011 · N308DE · 2 aircraft · Minor damage
  > The B737-700 pilot did not maintain adequate wing tip clearance while taxiing around the stopped B-737-800.
- [NTSB CEN11IA198](https://openairdocs.org/ntsb/CEN11IA198.md): Boeing 737-823 · Southlake, TX · Incident · No injuries · Incident investigation · Final report · Feb 21, 2011 · N945AN · Minor damage
  > The tractor driver’s failure to confirm that the tow bar head/handle was secured correctly to the airplane.
- [NTSB WPR09FA068](https://openairdocs.org/ntsb/WPR09FA068.md): Boeing 757-351 · Seattle, WA · Accident · No injuries · Field investigation · Final report · Dec 28, 2008 · N585NW · 2 aircraft · Substantial damage
  > The failure of the tug operator and wing walker of the other airplane to maintain clearance with this aircraft during the pushback process in dark night. Also causal was the ramp controller's misinterpretation of the other airplane's gate location and her…
- [NTSB DFW08IA074](https://openairdocs.org/ntsb/DFW08IA074.md): Boeing 737-7H4 · Dallas, TX · Incident · No injuries · Incident investigation · Final report · Mar 1, 2008 · N741SA · 2 aircraft · Minor damage
  > The failure of the taxiing flight crew to maintain an adequate clearance from the stationary airplane.
- [NTSB DCA08CA041](https://openairdocs.org/ntsb/DCA08CA041.md): Embraer ERJ170 · Washington, DC · Accident · No injuries · Data collection · Final report · Feb 17, 2008 · N828MD · 2 aircraft · Minor damage
  > Inadequate ground separation maintained by the pilot of the Embraer E170.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('13802')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.case_mkey = x.case_mkey AND e.aircrafts_position = x.position AND e."isDefiningEvent" AND e."tier2Number" = '200'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/200/cases?engine=13802

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.