# Accident 20160610010259A: Grumman American Avn. Corp. AA-1B, Hawthorne, CA, June 10, 2016

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 10, 2016, 17:10 local time
- Place: Hawthorne, CA
- Airport: Jack Northrop Field
- Damage: Destroyed
- Phase of flight: Takeoff: Climb Out
- Operating rules: General operating rules (Part 91)
- Location: 33.9200° N, 118.3581° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=33.9200&lon=-118.3581&mi=10
- Aircraft: N4SU, a cancelled registration (https://openairdocs.org/deregistered/N4SU-2019-05-06) (OpenAirDocs)
- Registry model: Grumman American Avn. AA-1B (registry code 3960103, https://openairdocs.org/model/grumman-american-avn-aa-1b) (OpenAirDocs)
- Registry engine: Lycoming 0-235 series (registry code 41505, https://openairdocs.org/engine/lycoming-0-235-series) (OpenAirDocs)
- Reported make and model: GRUMMAN AMERICAN AVN. CORP. AA-1B
- Reported engine: LYCOMING 0-235 SERIES
- People aboard: 2
- Fatal injuries: 2
- Other injuries: 0
- Pilot certificates: Private pilot
- Pilot flight hours: 3,000 total, 250 in this make and model
- NTSB investigation: [NTSB WPR16FA124](https://openairdocs.org/ntsb/WPR16FA124) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20160610010259A

## Narrative

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

ON JUNE 10, 2016, AT 1710 PST A GRUMMAN AMERICAN AVIATION CORPORATION AA-1B, N4SU, WAS DESTROYED WHEN IT IMPACTED A RESIDENCE AFTER TAKEOFF FROM JACK NORTHRUP FIELD/HAWTHORNE CA. THE PRIVATE PILOT /OWNER AND FLIGHT INSTRUCTOR WERE FATALLY INJURED.THERE WERE NO GROUND INJURIES.

PILOT CALLED ATC VIA LANDLINE AND REQUESTED A NORDO DEPARTURE DUE TO RADIO PROBLEMS. THE AIRCRAFT WAS ISSUED A GREEN LIGHT FOR DEPARTURE ON RUNWAY 25. AIRCRAFT BECAME AIRBORN AT APPROX. 1000 FEET OF RUNWAY, THEN TOUCHED DOWN AT APPROX. 1500 FEET OF RUNWAY BEFORE BECOMING AIRBORN AGAIN. AIRCRAFT CONTINUED AT LOW ALTIDUDE FOR APPROX. 1 MILE, IMPACTED A TREE WITH THE LEFT WING, THEN IMPACTED A RESIDENTIAL STRUCTURE LOCATED AT 4634 BROADWAY, HAWTHORNE CA. 90250. THE AIRCRAFT WAS DESTROYED AND CONSUMED BY POST CRASH FIRE.

## 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 WPR16FA124](https://openairdocs.org/ntsb/WPR16FA124), Jun 11, 2016: Grumman American Avn. AA 1B (N4SU), Hawthorne, CA, destroyed, 2 fatal. Probable cause: The failure of both pilots to land the airplane on the remaining runway when a sufficient rate of climb could not be attained. Contributing to the accident was a reduction of available engine power…

## Other reports on N4SU (2)

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

- [Incident 19800405047779I](https://openairdocs.org/incident/19800405047779I), Apr 5, 1980: Grumav TR2 (N4SU), Banning, CA, Minor damage. Propeller blade separated. Aircraft landed in field.
- [Accident 19740721026749A](https://openairdocs.org/incident/19740721026749A), Jul 21, 1974: Grumav AA1B (N4SU), Fargo, ND, Substantial damage. L fuel cell empty. R fuel cell four gal of fuel. Selector switched fm l to r after pwr loss.

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.

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