# Accident 19890718026449A: Lear 35LEAR, Des Moines, IA, July 18, 1989

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 18, 1989, 02:30 local time
- Place: Des Moines, IA
- Airport: Des Moines International
- Damage: Substantial damage
- Phase of flight: Roll-Out (Fixed Wing)
- Operating rules: Air taxi and commuter (Part 135)
- Operator: BSYA
- Location: 41.5340° N, 93.6631° W: Placed by OpenAirDocs at DES MOINES INTL (DSM), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.5340&lon=-93.6631&mi=10
- Aircraft: N701AS, a cancelled registration (https://openairdocs.org/deregistered/N701AS-2024-05-01) (OpenAirDocs)
- Registry model: Gates Lear Jet 35 (registry code 5170600, https://openairdocs.org/model/gates-lear-jet-35) (OpenAirDocs)
- Registry engine: Garrett TFE731 series (registry code 29001, https://openairdocs.org/engine/garrett-tfe731-series) (OpenAirDocs)
- Reported make and model: LEAR 35LEAR
- Reported engine: GARRTT TFE73122B
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 6,554 total, 2,334 in this make and model, 270 in the last 90 days
- NTSB investigation: [NTSB MKC89LA161](https://openairdocs.org/ntsb/MKC89LA161) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19890718026449A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

LANDED ON WET RUNWAY WITHOUT USING THRUST REVERSERS, HYDROPLANED AND LEFT THE RUNWAY INTO MUD. HIT CONCRETE ANCHORS

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB MKC89LA161](https://openairdocs.org/ntsb/MKC89LA161), Jul 18, 1989: Gates Learjet Learjet 35 (N701AS), Des Moines, IA, substantial damage. Probable cause: FAILURE OF THE PILOT TO MAINTAIN DIRECTIONAL CONTROL AND RUNWAY ALIGNMENT DURING THE LANDING. FACTORS RELATED TO THE ACCIDENT WERE: ADVERSE WEATHER/RUNWAY/TERRAIN CONDITIONS, FAILURE OF THE LOCAL…

## Other reports on N701AS (3)

Matched to the same aircraft by N-number and date.

- [Incident 19990421017139I](https://openairdocs.org/incident/19990421017139I), Apr 21, 1999: Lear 35LEAR (N701AS), Omaha, NE, Minor damage. On 04/21/99, N701AS, departed chicago midway airport enroute des moines (dsm), Iowa. The flight crew was unwable to land at dsm due to weather and elected to…
- [Incident 19901026054269I](https://openairdocs.org/incident/19901026054269I), Oct 26, 1990: Lear 35LEAR (N701AS), Dallas, TX. Left engine failure en route. Landed at destination without incident. Engine replaced.
- [Incident 19880728055889I](https://openairdocs.org/incident/19880728055889I), Jul 28, 1988: Lear 35LEAR (N701AS), Columbus, OH, Minor damage. Escape hatch opened on takeoff. Freight flew out and was ingested by engine. Returned. Hatch ok before takeoff.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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