# NTSB NYC75FNC15: Schweizer SGS233, N1228S, Warren, VT, October 22, 1974

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: October 22, 1974
- Place: Warren, VT · WARREN, VT
- Location: 44.1120° N, 72.8559° W: Placed by OpenAirDocs: center of Warren, VT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.1120&lon=-72.8559&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 January 8, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 144847
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC75FNC15
- Page: https://openairdocs.org/ntsb/NYC75FNC15

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4257  74/10/22   WARREN,VT           SCHWEIZER SGS233    CR-  0  0  1  INSTRUCTIONAL             COMMERCIAL, AGE 29, 1794
        TIME - 0951                    N1228S              PX-  0  0  0  SOLO                      TOTAL HOURS, 2 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - WARREN-SUGARBUSH
        DEPARTURE POINT             INTENDED DESTINATION
          WARREN,VT                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: POOR/INADEQUATE DESIGN
           INSTRUMENTS/EQUIPMENT AND ACCESSORIES - MISCELLANEOUS EQUIPMENT: GLIDER LAUNCH/TOW EQUIPMENT
        FACTOR(S)
           WEATHER - TURBULENCE IN FLIGHT,CLEAR AIR
           TERRAIN - HIGH OBSTRUCTIONS
        WEATHER BRIEFING - UNKNOWN/NOT REPORTED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        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                                                      50
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          250                                                       18
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- PREMATURE RELEASE SYS OF GLIDER CAN BE ACTIVATED BY MOVEMENT OF SHOCK MOUNTED INSTRUMENT PANEL
```

## Aircraft

- Registration: [N1228S](https://openairdocs.org/aircraft/N1228S), registered now, S/N 213, built 1971 (OpenAirDocs)
- Reported make and model: SCHWEIZER SGS233
- Registry model: [Schweizer SGS 2-33A](https://openairdocs.org/model/schweizer-sgs-2-33a) (registry code 8051606) (OpenAirDocs)
- Registry engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000, none) (OpenAirDocs)
- Category: Glider
- Engines: none
- Damage: Substantial damage
- Airport: Warren-Sugarbush

## 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 19741022036079A](https://openairdocs.org/incident/19741022036079A), Oct 22, 1974: Scwzer SGS233A, Warren, VT, Substantial damage. Premature release sys of glider can be activated by movement of shock mounted instrument panel

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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