# NTSB FTW71FRA24: Piper PA-18, N3996Z, Conroe, TX, October 25, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 25, 1970
- Place: Conroe, TX · CONROE, TX
- Location: 30.3119° N, 95.4561° W: Placed by OpenAirDocs: center of Conroe, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=30.3119&lon=-95.4561&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 27, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 158974
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW71FRA24
- Page: https://openairdocs.org/ntsb/FTW71FRA24

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4111  70/10/25   CONROE,TEX          PIPER PA-18         CR-  0  0  1  MISCELLANEOUS             PRIVATE, AGE 52, 2000
        TIME - 1530                    N3996Z              PX-  0  0  0  TEST                      TOTAL HOURS, 1 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - MONTGOMERY COUNTY
        DEPARTURE POINT             INTENDED DESTINATION
          CONROE,TEX                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            TAKEOFF: INITIAL CLIMB
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: OTHER
        PROBABLE CAUSE(S)
           SYSTEMS - FLIGHT CONTROL SYSTEMS: AILERON AND AILERON TAB CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - CROSSED
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  LATERAL CONTROL PROBLEM
                                  SUSPECTED MECHANICAL DISCREPANCY
        REMARKS- AILERON CTL CABLES MISROUTED. PLT DIDNT CK CTLS BEFORE TKOF. CRASH LNDD.
```

## Aircraft

- Registration: [N3996Z](https://openairdocs.org/aircraft/N3996Z), registered now, S/N 18-7945, built 1963 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Montgomery County

## Other investigations on N3996Z (3)

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 ANC05CA050](https://openairdocs.org/ntsb/ANC05CA050), Mar 19, 2005: Piper PA-18 (N3996Z), False Pass, AK, substantial damage. Probable cause: The pilot's inadequate compensation for the wind conditions during the initial climb after takeoff, which resulted in a collision with the ground and subsequent nose over. Factors contributing to the…
- [NTSB ANC93LA178](https://openairdocs.org/ntsb/ANC93LA178), Sep 13, 1993: Piper PA-18-150 (N3996Z), Prudhoe Bay, AK, substantial damage. Probable cause: FLUID FUEL CONTAMINATION AS A RESULT OF THE PILOT-IN-COMMANDS IMPROPER PREFLIGHT PLANNING/PREPARATION.
- [NTSB UNK65X1302](https://openairdocs.org/ntsb/UNK65X1302), Jan 17, 1965: Piper PA18 (N3996Z), Del Rio, TX, 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.

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