# NTSB LAX75DUJ64: Schweizer SGS233, N7705S, Phoenix, AZ, March 8, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 8, 1975
- Place: Phoenix, AZ · PHOENIX, AZ
- Location: 33.4484° N, 112.0740° W: Placed by OpenAirDocs: center of Phoenix, AZ, within about 13 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.4484&lon=-112.0740&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report April 14, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 147934
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX75DUJ64
- Page: https://openairdocs.org/ntsb/LAX75DUJ64

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0343   75/3/8  NR.PHOENIX,AZ         SCHWEIZER SGS233    CR-  0  0  1  INSTRUCTIONAL             PRIVATE, AGE 38, 119
        TIME - 1000                    N7705S              PX-  0  0  0  TRAINING                  TOTAL HOURS, 6 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - TURF
        DEPARTURE POINT             INTENDED DESTINATION
         PHOENIX,AZ                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
           WEATHER - UNFAVORABLE WIND CONDITIONS
        FACTOR(S)
           PILOT IN COMMAND - IMPROPER COMPENSATION FOR WIND CONDITIONS
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        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                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT QUARTERING HEAD WIND 293-337 DEGREES
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          360                                                       16
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- GUSTING TO 25K.
```

## Aircraft

- Registration: [N7705S](https://openairdocs.org/deregistered/N7705S-1989-01-26), registration cancelled 1989-01-26, S/N 125 (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)
- Category: Glider
- Engines: none
- Damage: Substantial damage
- Airport: Turf

## 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 19750308004499A](https://openairdocs.org/incident/19750308004499A), Mar 8, 1975: Scwzer SGS233A, Phoenix, AZ, Substantial damage. Gusting to 25K.

## Other investigations on N7705S (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 LAX77DUJ47](https://openairdocs.org/ntsb/LAX77DUJ47), May 4, 1977: Schweizer SGS233 (N7705S), Phoenix, AZ, 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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