# NTSB ANC74DAG61: Piper PA-18, N3946Z, Rain Pass Lg, AK, September 30, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 30, 1973
- Place: Rain Pass Lg, AK · RAIN PASS LG, AK
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report December 14, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 188195
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC74DAG61
- Page: https://openairdocs.org/ntsb/ANC74DAG61

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3267  73/9/30  NR.RAIN PASS LG,ALAS  PIPER PA-18         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 45, 1100
        TIME - 1615                    N3946Z              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 855 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PALMER,ALAS                RAIN PASS LG,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: LEVEL OFF/TOUCHDOWN
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: WHEELS,TIRES,AXLES
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           TERRAIN - OTHER
        MISSING AIRCRAFT - LATER RECOVERED
        REMARKS- L TIRE DEFLATED,L WG CTCD SAND BAR.VEERED INTO SOFT TERRAIN & INVERTED.RECOVERED 11/5/73.
```

## Aircraft

- Registration: [N3946Z](https://openairdocs.org/deregistered/N3946Z-1990-09-19), registration cancelled 1990-09-19, S/N 187804 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18S](https://openairdocs.org/model/piper-pa-18s) (registry code 7101806) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19730930035739A](https://openairdocs.org/incident/19730930035739A), Sep 30, 1973: Piper PA18S, Rain Pass Lg, AK, Substantial damage. L tire deflated,l wg ctcd sand bar. Veered into soft terrain & inverted. Recovered 11/5/73.

## Other investigations on N3946Z (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 ANC90LA143](https://openairdocs.org/ntsb/ANC90LA143), Aug 12, 1990: Piper PA-18-150 (N3946Z), Aniak, AK, substantial damage, 2 fatal. Probable cause: PILOT LOST CONTROL OF THE AIRPLANE AS A RESULT OF ENCOUNTERING SEVERE WEATHER EITHER DURING TAKEOFF OR LANDING. CONTRIBUTING TO THE ACCIDENT WAS THE SEVERE WEATHER, ROUGH WATER SURFACE, AND…

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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