# Accident 19990501004259A: Amtr GP4, Plattsmouth, NE, May 1, 1999

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 1, 1999, 14:13 local time
- Place: Plattsmouth, NE
- Airport: Plattsmouth Municipal Airport
- Damage: Destroyed
- Operating rules: General operating rules (Part 91)
- Location: 41.0009° N, 95.8894° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=41.0009&lon=-95.8894&mi=10
- Aircraft: N54WB, a cancelled registration (https://openairdocs.org/deregistered/N54WB-2000-05-24) (OpenAirDocs)
- Registry model: Berrick William H BERRICK GP-4 (registry code 05630CL, https://openairdocs.org/model/berrick-william-h-berrick-gp-4) (OpenAirDocs)
- Reported make and model: AMTR GP4
- People aboard: 2
- Fatal injuries: 2
- NTSB investigation: [NTSB CHI99LA137](https://openairdocs.org/ntsb/CHI99LA137) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19990501004259A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ACFT CRASHED UNDER UNKNOWN CIRCUMSTANCES AND WAS DESTROYED, THE 2 POB SUFFERED FATAL INJURIES, OTHER CIRCUMSTANCES ARE UNKNOWN. (-23) THE EXPERIMENTAL A/ CLIMBED TO APPROX. 2500 FEET MEAN SEAL LEVEL. WITNESSES REPORTS STATED THE A/C STALLED AND SPUN TO THE GROUND. BOTH OCCUPANTS RECEIVED FATAL INJURIES.

## The NTSB's investigation of this event (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 CHI99LA137](https://openairdocs.org/ntsb/CHI99LA137), May 1, 1999: Berrick GP-4 (N54WB), Plattsmouth, NE, destroyed, 2 fatal. Probable cause: aircraft control and airspeed not maintained by the pilot-in-command. A factor to the accident was the inadvertent stall.

## Other reports on N54WB (1)

Matched to the same aircraft by N-number and date.

- [Incident 19970326008989I](https://openairdocs.org/incident/19970326008989I), Mar 26, 1997: Amtr GP4 (N54WB), Plattsmouth, NE, Minor damage. Narrative: during landing after an initial flight test of N54WB, an experimental amateur-built aircraft, the left main landing gear collapsed. The aircraft…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.