# NTSB CHI00LA195: Boeing Stearman A75N1(PT17), N53131, Windsor, MO, July 13, 2000

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Limited investigation · Final report
- Date: July 13, 2000, 16:30 local (21:30 UTC)
- Place: Windsor, MO
- Coordinates: 38.530406, -93.519889 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=38.5304&lon=-93.5199&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report August 21, 2001
- Report: Approved by Office Director
- NTSB case key (mKey): 51068
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI00LA195
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/51068/pdf
- Page: https://openairdocs.org/ntsb/CHI00LA195

## Probable cause

fuel exhaustion and the pilot abruptly applying normal brakes during the landing roll.  Factors relating to this accident were the precautionary landing, and the pilot's inadequate in-flight planning/ decision.

## Sequence of events

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

- Loss of engine power(partial) - nonmechanical, cruise
  - fluid,fuel - exhaustion (cause)
  - in-flight planning/decision - inadequate, pilot in command (contributing factor)
- Nose over, emergency landing
  - brakes(normal) - abrupt, pilot in command (cause)
  - precautionary landing - performed, pilot in command (contributing factor)

## Analysis

The pilot said he took off from Ozark, Arkansas, with the intent of landing at Sedalia, Missouri.  "About 150 miles into the flight, [the] engine started missing.  It would miss, then run a while, then miss again.  Over Windsor, Missouri, [the] engine started missing continually."  The pilot said that he saw an "X-out strip" north of Windsor.  He said made a low pass over the field.  "[The] field was rough but I felt I did not have any choice."  The pilot touched down on the left side of the runway.  "I believe I hit something as [the] plane immediately stopped and went over." Examination of the airplane revealed 3-1/2 gallons of fuel in the airplane's fuel tanks.  Examination of the engine and remaining airplane systems revealed no anomalies.

## Factual narrative

On July 13, 2000, at 1630 central daylight time (cdt), a Boeing Stearman A75N1(PT17), N53131, operated by a private pilot, sustained substantial damage when the airplane nosed over during a precautionary landing at the Windsor Municipal Airport, Windsor, Missouri.  Visual meteorological conditions prevailed at the time of the accident.  The personal flight was being conducted under 14 CFR Part 91.  There was no flight plan on file.  The pilot sustained serious injuries.  The airplane was on a cross-country flight with its final destination being Oshkosh, Wisconsin.

In his written statement, the pilot said he took off from Ozark, Arkansas, with the intent of landing at Sedalia, Missouri.  "About 150 miles into the flight, [the] engine started missing.  It would miss, then run a while, then miss again.  Over Windsor, Missouri, [the] engine started missing continually."  The pilot said that he saw an "X-out strip" north of Windsor.  He said made a low pass over the field.  "[The] field was rough but I felt I did not have any choice."  The pilot touched down on the left side of the runway.  "I believe I hit something as [the] plane immediately stopped and went over."

A Federal Aviation Administration inspector examined the airplane at the scene and found it resting inverted on the runway.  Preceding the airplane in succession, were 15 parallel-running slashes in the runway surface.  The airplane's engine was broken off at the engine mounts.  The propeller showed torsional bending, chordwise scratches, and curled blade tips.  The right wing tip of the top wing was crushed upward and aft.  The tops of the vertical stabilizer and rudder were crushed downward.  Flight control continuity was confirmed.  After up-righting the airplane, 3-1/2 gallons of fuel were drained from the airplane's fuel tanks.  Examination of the engine, engine controls, and airplane systems revealed no anomalies.

## Aircraft

- Registration: [N53131](https://openairdocs.org/aircraft/N53131), registered now, S/N 75-4307 (OpenAirDocs)
- Reported make and model: Boeing Stearman A75N1(PT17) (A75N1(PT17)
- Registry model: [Boeing A75N1(PT17)](https://openairdocs.org/model/boeing-a75n1-pt17) (registry code 1380134) (OpenAirDocs)
- Registry engine: [Continental W670 series](https://openairdocs.org/engine/continental-w670-series) (registry code 17018, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 75-4307
- Airframe hours: 12
- Engines: Continental W670-6N 220 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Hans O. Lauridsen
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, July 10, 2000, 12 hours before
- Departed: 4M4, CLINTON, AR
- Destination: DMO, SEDALIA, MO
- Airport: MO53, Windsor Municipal Airport, runway 20, 2,685 × 40 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 52; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: rear; flight hours: 1,132 total, 6 in this make and model, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 0° at 5 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 183 °F, dew point 158 °F
- Altimeter: 30.00 inHg
- Observed at: DMO, 10 nm away

## Other investigations on N53131 (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 LAX73FUJ14](https://openairdocs.org/ntsb/LAX73FUJ14), Aug 6, 1972: Boeing A75N1 (N53131), Florence, AZ, substantial damage

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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