# NTSB NYC70DHM05: Piper PA-28, N4221J, Spring Valley, NY, January 23, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 23, 1970
- Place: Spring Valley, NY · SPRING VALLEY, NY
- Location: 41.1146° N, 74.0487° W: Placed by OpenAirDocs: center of Spring Valley, NY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.1146&lon=-74.0487&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report August 12, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 144060
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC70DHM05
- Page: https://openairdocs.org/ntsb/NYC70DHM05

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0672  70/1/23    SPRING VALLEY,NY    PIPER PA-28         CR-  0  0  2  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 0930                    N4221J              PX-  0  0  0  DUAL                      AGE 33, 2634 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            454 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - RAMAPO VALLEY
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          TETERBORO,NJ                TETERBORO,NJ                 SPRING VALLEY,NY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: TRAFFIC PATTERN-CIRCLING
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           DUAL STUDENT - IMPROPER LEVEL OFF
           DUAL STUDENT - IMPROPER RECOVERY FROM BOUNCED LANDING
           PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
           MISCELLANEOUS ACTS,CONDITIONS - SIMULATED CONDITIONS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- SIMULATED FORCED LDG ON ARPT.
```

## Aircraft

- Registration: [N4221J](https://openairdocs.org/aircraft/N4221J), registered now, S/N 28-22569, built 1966 (OpenAirDocs)
- Reported make and model: PIPER PA-28
- Registry model: [Piper PA-28-140](https://openairdocs.org/model/piper-pa-28-140) (registry code 7102802) (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: Ramapo Valley

## Other investigations on N4221J (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 NYC81FGM21](https://openairdocs.org/ntsb/NYC81FGM21), Jun 27, 1981: Piper PA-28 (N4221J), Breezewood, PA, 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.