# NTSB UNK64X3756: Snow S2A, N4973C, Roaring Sprgs, TX, September 3, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 3, 1964
- Place: Roaring Sprgs, TX · ROARING SPRGS, TX
- Location: 33.8992° N, 100.8561° W: Placed by OpenAirDocs: center of Roaring Springs, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.8992&lon=-100.8561&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 November 5, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 182022
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X3756
- Page: https://openairdocs.org/ntsb/UNK64X3756

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2749   64/9/3    ROARING SPRGS TEX   SNOW S2A            CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 32, 700
        TIME - 1845                    N4973C              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 100 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - BUZZ
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           MISCELLANEOUS - VORTEX TURBULENCE
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  500                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    CRASH HELMET - AVAILABLE-NOT USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - AFT OF PILOT                      ELEVATION-AREA BEING TREATED-FEET -  2600
        REMARKS- PILOT ATTENPTED TAKEOFF TOO CLOSE BEHIND OTHER AIRCRAFT.
```

## Aircraft

- Registration: [N4973C](https://openairdocs.org/deregistered/N4973C-2014-12-22), registration cancelled 2014-12-22, S/N 1016, built 1959 (OpenAirDocs)
- Reported make and model: SNOW S2A
- Registry model: [Snow S2A](https://openairdocs.org/model/snow-s2a) (registry code 8380202) (OpenAirDocs)
- Registry engine: [Continental W670 series](https://openairdocs.org/engine/continental-w670-series) (registry code 17018, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Buzz

## Other investigations on N4973C (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 MIA73DKT25](https://openairdocs.org/ntsb/MIA73DKT25), Nov 13, 1972: Snow S2A (N4973C), Clewiston, FL, 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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