# NTSB IAD80DID01: Grum Amer AA1-C, N9552U, Cheasapeake, VA, November 9, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 9, 1979
- Place: Cheasapeake, VA · CHEASAPEAKE, VA
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report December 8, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 133489
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD80DID01
- Page: https://openairdocs.org/ntsb/IAD80DID01

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2701   79/11/9   CHEASAPEAKE,VA      GRUM AMER AA1-C     CR-  0  0  2  INSTRUCTIONAL             ATP,FLIGHT INSTR., AGE
        TIME - 1045                    N9552U              PX-  0  0  0  DUAL                      30, 2347 TOTAL HOURS, 7
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - CHESAPEAKE MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          NORFOLK,VA                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
           DUAL STUDENT - MISJUDGED DISTANCE AND ALTITUDE
           TERRAIN - WET,SOFT GROUND
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - TOUCH AND GO LANDING
        REMARKS- T/D SHORT OF RWY 4 IN WET/SOFT TERRAIN,SWERVED,NOSED OVER ON L SIDE OF RWY.
```

## Aircraft

- Registration: [N9552U](https://openairdocs.org/aircraft/N9552U), registered now, S/N AA1C0048, built 1977 (OpenAirDocs)
- Reported make and model: GRUM AMER AA1-C
- Registry model: [Grumman American Avn. AA-1C](https://openairdocs.org/model/grumman-american-avn-aa-1c) (registry code 3960100) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Chesapeake Muni

## 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 19791109029979A](https://openairdocs.org/incident/19791109029979A), Nov 9, 1979: Gulstm AA1C, Chesapeake, VA, Substantial damage. Instructor let student pilot land short of runway. Aircraft rolled onto runway, then veered off into mud. Flipped.

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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