# NTSB SEA89LA058: North American T-28A, N128AF, Jerome, ID, March 18, 1989

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: March 18, 1989, 11:00 local (18:00 UTC)
- Place: Jerome, ID
- Coordinates: 42.729183, -114.430053 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=42.7292&lon=-114.4301&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 24, 1990
- Report: Approved by Office Director
- NTSB case key (mKey): 40987
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA89LA058
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40987/pdf
- Page: https://openairdocs.org/ntsb/SEA89LA058

## Probable cause

THE FAILURE OF ANOTHER PERSON TO REPORT A HARD LANDING WHICH RESULTED IN THE AIRPLANE NOT BEING INSPECTED BY AUTHORIZED PERSONNEL.

## Sequence of events

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

- Nose gear collapsed, takeoff - roll/run
  - landing gear,nose gear assembly - cracked (cause)
  - maintenance,inspection - not performed, other person (contributing factor)
  - landing gear,nose gear assembly - previous damage (cause)

## Analysis

DURING THE TAKEOFF GROUND RUN THE NOSE GEAR COLLAPSED. IT WAS FOUND THAT THE NOSE GEAR WEB HAD CRACKED. PRIOR TO THIS FLIGHT, THE AIRPLANE UNDERWENT A HARD LANDING WHICH WAS NOT REPORTED OR INSPECTED BY AUTHORIZED PERSONNEL.

## Aircraft

- Registration: [N128AF](https://openairdocs.org/deregistered/N128AF-2010-09-27), registration cancelled 2010-09-27, S/N 491619A, built 1949 (OpenAirDocs)
- Reported make and model: NORTH AMERICAN T-28A
- Registry model: [North American T-28A](https://openairdocs.org/model/north-american-t-28a) (registry code 6402504) (OpenAirDocs)
- Registry engine: [Wright R-1820-86](https://openairdocs.org/engine/wright-r-1820-86) (registry code 67200, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 491619A
- Engines: UNKNOWN UNKNOWN reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Ernest Durbano
- Registered owner: Durbano, Ernest
- Airworthiness certificate: Standard, Normal
- Destination: OGD, OGDEN, UT
- Airport: U73, Jerome

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, unknown

## Weather

- Conditions: Visual (VMC), Day
- Wind: 230° at 15 knots
- Visibility: 15 statute miles
- Lowest ceiling: 5,000 ft overcast
- Temperature: 43 °F, dew point 39 °F
- Altimeter: 30.00 inHg
- Observed at: TWF, 16 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 19890318004169A](https://openairdocs.org/incident/19890318004169A), Mar 18, 1989: Namer T28A, Jerome, ID, Substantial damage. Nose gear collapsed on takeoff roll. Prior, pilot landed hard on nose gear cracked web. Not seen on preflight.

## Other investigations on N128AF (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 CEN10LA272](https://openairdocs.org/ntsb/CEN10LA272), May 27, 2010: North American T-28A (N128AF), Oklahoma City, OK, substantial damage. Probable cause: The failure of the master rod bearing, which resulted in a loss of engine power.

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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