# NTSB OAK78DVM43: Cessna 172N, N734UF, San Francisco, CA, August 30, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 30, 1978
- Place: San Francisco, CA · SAN FRANCISCO, CA
- Location: 37.7750° N, 122.4194° W: Placed by OpenAirDocs: center of San Francisco, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.7750&lon=-122.4194&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report December 4, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 139305
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK78DVM43
- Page: https://openairdocs.org/ntsb/OAK78DVM43

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3092  78/8/30    SAN FRANCISCO,CA    CESSNA 172N         CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1410                    N734UF              PX-  0  0  0  AIR TAXI-CARGO            AGE 29, 2700 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            550 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - SAN FRANCISCO
        DEPARTURE POINT             INTENDED DESTINATION
          SAN FRANCISCO,CA            CONCORD,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/JET/ROTOR BLAST                                TAXI: TO TAKEOFF
           NOSE OVER/DOWN                                           TAXI: TO TAKEOFF
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           MISCELLANEOUS - PROP/JET/ROTOR BLAST
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          NONE                                                     280
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           25                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- ACFT WAS UPSET BY PROPWASH OF LARGE ACFT.WIND GUSTING TO 40KTS.
```

## Aircraft

- Registration: [N734UF](https://openairdocs.org/aircraft/N734UF), registered now, S/N 17269119 (OpenAirDocs)
- Reported make and model: CESSNA 172N
- Registry model: [Cessna 172N](https://openairdocs.org/model/cessna-172n) (registry code 2072434) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: San Francisco

## 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 19780830033499A](https://openairdocs.org/incident/19780830033499A), Aug 30, 1978: Cessna 172D, San Francisco, CA, Substantial damage. Acft was upset by propwash of large acft. Wind gusting to 40KTS.

## Other investigations on N734UF (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 ERA16LA231](https://openairdocs.org/ntsb/ERA16LA231), Jun 26, 2016: Cessna 172 (N734UF), Hollywood, FL, substantial damage. Probable cause: A partial loss of engine power during the initial climb for undetermined reasons.

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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