# NTSB MKC85LA013: Piper PA-28-151, N44095, Springfield, MO, November 3, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: November 2, 1984, 18:35 local (Nov 3, 1984, 00:35 UTC)
- Place: Springfield, MO
- Location: 37.2153° N, 93.2982° W: Placed by OpenAirDocs: center of Springfield, MO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.2153&lon=-93.2982&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 33882
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC85LA013
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/33882/pdf
- Page: https://openairdocs.org/ntsb/MKC85LA013

## Sequence of events

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

- Loss of engine power(partial) - mech failure/malf, cruise - normal
  - lubricating system,oil line - life expired (cause)
  - maintenance,replacement - not performed, other maintenance personnel (cause)
  - engine assembly - failure,partial (cause)
  - fluid,oil - exhaustion (cause)
- Forced landing, descent - emergency
  - light condition - dark night (contributing factor)
- On ground/water collision with object, landing - roll
  - object - tree(s) (contributing factor)
  - terrain condition - high vegetation (contributing factor)

## Analysis

THE ACFT COLLIDED WITH TREES DURING A FORCED LANDING, WHILE ON A DUAL INSTRUCTIONAL FLT. THE CFI SAID AFTER THE CLIMB TOCRUISE THE ENG BEGAN TO SLOW DWN. THE CFI TOOK CONTROL OF THE ACFT TO RETURN TO ARPT OF DEPARTURE. HE SAID THE VIBRATIONWAS EXCESSIVE AS THE ENG CONTINUED TO LOSE RPM. THE ENG WAS SHUT DWN AFTER THE ACFT HAD DESCENDED FROM 3500 TO 700 FT AGL. THE CFI SAID AS THE TURN TO FINAL WAS MADE IT WAS APPARENT THAT THEY WOULD LAND SHORT OF THE RWY. THE ACFT WAS LANDED IN AN OPEN FIELD BUT IMPACTED TREES DURING THE ROLLOUT. POST ACC EXAM SHOWED THAT THE OIL LINES WERE THE ORIGINALEQUIPMENT. THE ACFT SERVICE MANUAL STATES THAT THE OIL LINES SHOULD BE REPLACED AS REQUIRED, BUT NO LATER THAN 1000 HRS.THE ACFT LOG LISTS 5 ANNUALS AND ONE 100 HR INSP COMPLETED SINCE THE ACFT ACCUMULATED 1000 OPERATIONAL HRS. THE ACFT OILCOOLER'S INLET OIL LINE FAILED DURING THE TRANSITION FROM CLIMB TO CRUISE FLT. THE FAILURE RESULTED IN LOSS OF THE ENG'SOIL SUPPLY AND SUBSEQUENT ENG FAILURE.

## Aircraft

- Registration: [N44095](https://openairdocs.org/deregistered/N44095-1991-02-07), registration cancelled 1991-02-07, S/N 287415581 (OpenAirDocs)
- Reported make and model: PIPER PA-28-151
- Registry model: [Piper PA-28-151](https://openairdocs.org/model/piper-pa-28-151) (registry code 7102805) (OpenAirDocs)
- Category: Airplane
- Serial number: 287415581
- Airframe hours: 1600
- Engines: LYCOMING O-320-E3D 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Paul G. Peter
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, October 10, 1984, 105 hours before
- Airport: SGF, Springfield Reg.

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 60; commercial, airline transport, flight instructor; airplane ratings: single-engine land, multi-engine land, multi-engine sea, single-engine sea; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: right; flight hours: 31,300 total, 450 in this make and model, 110 in the last 90 days, 21 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Night/dark
- Wind: 130° at 4 knots
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 43 °F, dew point 28 °F
- Altimeter: 30.00 inHg
- Observed at: SGF

## 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 19841102061029A](https://openairdocs.org/incident/19841102061029A), Nov 2, 1984: Piper PA28151, Springfield, MO, Substantial damage. Engine ran rough and seized up. Landed in field. Hit trees on rollout. Oil cooler inlet line ruptured.

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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