# NTSB UNK65X0891: Ercoupe 415C, N99710, Big Rapids, MI, November 30, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 30, 1964
- Place: Big Rapids, MI · BIG RAPIDS, MI
- Location: 43.6997° N, 85.4813° W: Placed by OpenAirDocs: center of Big Rapids, MI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.6997&lon=-85.4813&mi=10
- Phase of flight: [Standing](https://openairdocs.org/ntsb-phases/150) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report December 30, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 180827
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0891
- Page: https://openairdocs.org/ntsb/UNK65X0891

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3581  64/11/30   BIG RAPIDS MICH     ERCOUPE 415C        CR-  0  0  1  NONCOMMERCIAL             STUDENT, AGE 23, 75 TOTAL
        TIME - 1430                    N99710              PX-  0  0  0  PRACTICE                  HOURS, 60 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - ROBEN HOOD
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DITCHES                                   STATIC: STARTING ENGINE(S)
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - STARTED ENGINE WITHOUT PROPER ASSISTANCE/EQUIPMENT
        REMARKS- PILOT HAND PROPPED ENGINE WITH AIRCRAFT UNOCCUPIED
```

## Aircraft

- Registration: [N99710](https://openairdocs.org/deregistered/N99710-1983-06-22), registration cancelled 1983-06-22, S/N 2333 (OpenAirDocs)
- Reported make and model: ERCOUPE 415C
- Registry model: [Engineering & Research ERCOUPE 415-D](https://openairdocs.org/model/engineering-research-ercoupe-415-d) (registry code 0420316) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Roben Hood

## Other investigations on N99710 (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 CHI72DEC05](https://openairdocs.org/ntsb/CHI72DEC05), Jul 22, 1971: Erco 415-D (N99710), Howell, MI, substantial damage

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.

---
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.