# NTSB LAX81FUJ67: Guppy SNS-2, N5574S, Tucson, AZ, June 14, 1981

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 14, 1981
- Place: Tucson, AZ · TUCSON, AZ
- Location: 32.2217° N, 110.9265° W: Placed by OpenAirDocs: center of Tucson, AZ, within about 9 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.2217&lon=-110.9265&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report December 16, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 125206
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX81FUJ67
- Page: https://openairdocs.org/ntsb/LAX81FUJ67

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2287  81/6/14    TUCSON,AZ           GUPPY SNS-2         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, FL.INSTR.,
        TIME - 1453                    N5574S              PX-  0  0  0  EXPERIMENTATION           AGE 42, UNK/NR TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, UNK/NR IN TYPE,
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - RYAN
        DEPARTURE POINT             INTENDED DESTINATION
          TUCSON,AZ                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
           WEATHER - HIGH DENSITY ALTITUDE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      90
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          150                                                       5
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- INITIAL TEST FLT.UN MAINT ALT AFT TKOF.D/A APRX 5400FT.VW ENG,SPL DESIGN PROP,NO STRMLN ENG COWL.
```

## Aircraft

- Registration: N5574S (not matched to a registry record)
- Reported make and model: GUPPY SNS-2
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Ryan

## 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 19810614032339A](https://openairdocs.org/incident/19810614032339A), Jun 14, 1981: Amtr GUPPY, Tucson, AZ, Substantial damage. Crash occurred shortly after liftoff when aircraft unable to climb. This was first flight of aircraft.

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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