# NTSB MKC84LA111: Piper PA-23-150, N2128P, Oelwein, IA, March 25, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: March 25, 1984, 17:30 local (23:30 UTC)
- Place: Oelwein, IA
- Coordinates: 42.669082, -91.910583 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=42.6691&lon=-91.9106&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 33658
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC84LA111
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/33658/pdf
- Page: https://openairdocs.org/ntsb/MKC84LA111

## Sequence of events

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

- In flight collision with terrain/water, landing - flare/touchdown
  - checklist - not followed, pilot in command (cause)

## Analysis

THE ACFT LANDED GEAR UP. THE PILOT SAID HE WAS DISTRACTED BY THE CALL OF ANOTHER ACFT ON UNICUM & BEGAN LOOKING FOR THATACFT IN OR NEAR THE TRAFFIC PATTERN.

## Aircraft

- Registration: N2128P (not matched to a registry record)
- Reported make and model: PIPER PA-23-150
- Category: Airplane
- Serial number: 23-719
- Airframe hours: 3500
- Engines: LYCOMING O-320-AIA 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Dr. H. C. Hallberg, doing business as Hallberg Enterprises, Inc
- Registered owner: Dr. Harold C. Hallberg
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, August 31, 1983, 4 hours before
- Departed: 0K9, OELWEIN, IA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 58; commercial, flight instructor; airplane ratings: single-engine sea, single-engine land, multi-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 1,553 total, 601 in this make and model, 1 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 110° at 6 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 46 °F, dew point 30 °F
- Altimeter: 29.00 inHg
- Observed at: ALO, 20 nm away

## 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 19840325026029A](https://openairdocs.org/incident/19840325026029A), Mar 25, 1984: Piper PA23, Oelwein, IA, Substantial damage. Pilot was distracted and forgot to lower landing gear.

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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