# NTSB MKC86LA056: Piper PA-38-112, N25735, Des Moines, IA, January 31, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: January 31, 1986, 10:05 local (16:05 UTC)
- Place: Des Moines, IA
- Coordinates: 41.529647, -93.659469 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=41.5296&lon=-93.6595&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 34134
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC86LA056
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/34134/pdf
- Page: https://openairdocs.org/ntsb/MKC86LA056

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - on ground/water, takeoff - roll/run
  - directional control - not maintained, pilot in command (cause)
- On ground/water collision with object, takeoff - roll/run
  - object - airport facility (contributing factor)

## Analysis

THE STUDENT PILOT STATED HE WAS ON THE TAKEOFF ROLL FOR A PRACTICE FLIGHT WHEN HE LOST DIRECTIONAL CONTROL AND RAN OFF THE LEFT EDGE OF THE RUNWAY AND STAYED THERE UNTIL IT IMPACTED A TAXI/INTERSECTION SIGN.

## Aircraft

- Registration: [N25735](https://openairdocs.org/deregistered/N25735-1990-05-10), registration cancelled 1990-05-10, S/N 3881A0067 (OpenAirDocs)
- Reported make and model: PIPER PA-38-112
- Registry model: [Piper PA-38-112](https://openairdocs.org/model/piper-pa-38-112) (registry code 7103812) (OpenAirDocs)
- Category: Airplane
- Serial number: 38-81A0067
- Airframe hours: 1730
- Engines: LYCOMING O-235-L2A 112 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Des Moines Flying Service, Inc
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, October 29, 1985
- Airport: DSM, Municipal, runway 12L, 9,000 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 38; student; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 29 total, 29 in this make and model, 7 as pilot in command, 18 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 90° at 9 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 25 °F, dew point 18 °F
- Altimeter: 30.00 inHg

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19860131002569A](https://openairdocs.org/incident/19860131002569A), Jan 31, 1986: Piper PA38112, Des Moines, IA, Substantial damage. Lost directional control during takeoff roll. Departed side of runway and struck a sign.

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.

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