# Accident 19960608013249A: Amrgen AA1C, Custer, SD, June 8, 1996

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 8, 1996, 07:45 local time
- Place: Custer, SD
- Airport: Custer County Airport
- Damage: Substantial damage
- Phase of flight: Forced/Precautionary Landing
- Operating rules: General operating rules (Part 91)
- Location: 43.7602° N, 103.6004° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=43.7602&lon=-103.6004&mi=10
- Aircraft: N39048, a cancelled registration (https://openairdocs.org/deregistered/N39048-1999-01-22) (OpenAirDocs)
- Registry model: Grumman American Avn. AA-1C (registry code 3960100, https://openairdocs.org/model/grumman-american-avn-aa-1c) (OpenAirDocs)
- Reported make and model: AMRGEN AA1C
- Reported engine: LYC O235L2C
- People aboard: 1
- Fatal injuries: 0
- Pilot flight hours: 890 total, 50 in this make and model, 40 in the last 90 days
- NTSB investigation: [NTSB CHI96LA197](https://openairdocs.org/ntsb/CHI96LA197) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19960608013249A

## Narrative

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

AIRCRAFT DESCENDED INTO AN OFF AIRPORT LANDING AFTER REACHING APPROAX 200FT AGL DURING DEPARTURE FROM AIRPORT. (.4)AFTER TAKEOFF, THE AIRPLANE WOULD NOT CLIMB AND BEGAN TO SETTLE BACK ON THE RUNWAY.  THE PASSENGER HEARD THE STALL HORN COME ON AND OFF.  THE PILOT MADE AN EMERGENCY LANDING BEYOND THE OVERRUN AREA.  EXAMINATION OF THE ENGINE REVEALED LOW COMPRESSION READINGS ON ALL CYLINDERS, ALL FOUR PISTONS BADLY SCORED AND BURNED AND LEAKING EXHAUST VALVES.                         (-23) AT APPROXIMATELY 0745 MDT ON 06/08/96, PILOT DEPARTED THE CUSTER COUNTY AIRPORT FOR A PLEASURE FLIGHT TO BELLE FOURCHE, SD. THE AIRCRAFT HAD TWO OCCUPANTS, TEMPERATURE WAS APPROXIMATELY 65 DEGREES F AND CAVU WITH LIGHT WESTERLY WIND. AIRCRAFT EXPERIENCED A LOSS OF POWER AND POOR CLIMB PERFORMANCE. PILOT ELECTED TO MAKE EMERGENCY LANDING TO ONLY IMMMEDIATELY AVAILABLE CLEAR AREA WHEN IT APPEARED THAT THE AIRCRAFT WOULD NOT CLEAR OBSTACLES SAFELY. THE LANDING RESULTED IN SUBSTANTIAL DAMAGE TO THE AIRCRAFT AND MINOR INJURIES TO THE PASSENGER.

## 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 CHI96LA197](https://openairdocs.org/ntsb/CHI96LA197), Jun 8, 1996: Grumman American AA-1C (N39048), Custer, SD, substantial damage. Probable cause: the pilot did not maintain aircraft control or abort the takeoff. The factors involved were the pilot encountered a stall/mush condition, exhaust valves were leaking, low compression on all…

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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