# NTSB FTW67F0635: Cassutt CPJ111, N4762S, Ft Worth, TX, May 10, 1967

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: May 10, 1967
- Place: Ft Worth, TX · FT WORTH, TX
- Location: 32.7254° N, 97.3208° W: Placed by OpenAirDocs: center of Fort Worth, TX, within about 11 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.7254&lon=-97.3208&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report September 12, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 117246
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW67F0635
- Page: https://openairdocs.org/ntsb/FTW67F0635

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1525  67/5/10    FT WORTH,TEX        CASSUTT CPJ111      CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 39, 4850
        TIME - 1530                    N4762S              PX-  0  0  0  TEST                      TOTAL HOURS, 134 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - OAK GROVE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           AIRFRAME - WINGS: SPARS
           MISCELLANEOUS ACTS,CONDITIONS - FLUTTER
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: POOR/INADEQUATE DESIGN
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        REMARKS- RIGHT WING FAILED.POOR GLUE BONDING ON SPAR.NEWLY INSTALLED WING LIGHTER AND THINNER THAN ORIG WG.
```

## Aircraft

- Registration: N4762S (not matched to a registry record)
- Reported make and model: CASSUTT CPJ111
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Destroyed
- Airport: Oak Grove

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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