# NTSB OAK69D0172: Beech C35, N133L, San Bruno, CA, November 11, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 11, 1968
- Place: San Bruno, CA · SAN BRUNO, CA
- Location: 37.6256° N, 122.4314° W: Placed by OpenAirDocs: center of San Bruno, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.6256&lon=-122.4314&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 27, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 108079
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK69D0172
- Page: https://openairdocs.org/ntsb/OAK69D0172

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3842  68/11/11   SAN BRUNO,CALIF     BEECH C35           CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 52, 350
        TIME - 1800                    N133L               PX-  0  0  0  BUSINESS                  TOTAL HOURS, 115 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - SAN FRANCISCO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DITCHES                                   TAXI: FROM LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           AIRFRAME - LANDING GEAR: BRAKING SYSTEM (NORMAL SYSTEM)
        REMARKS- WORN PUCKS IN LT BRAKE ASSEMBLY.APPROX 5 FLT HRS ON ACFT SINCE ANNUAL INSPECTION.
```

## Aircraft

- Registration: [N133L](https://openairdocs.org/aircraft/N133L), registered now, S/N D-3300, built 1952 (OpenAirDocs)
- Reported make and model: BEECH C35
- Registry model: [Beech C35](https://openairdocs.org/model/beech-c35) (registry code 1151508) (OpenAirDocs)
- Registry engine: [Continental TSIO-520-D](https://openairdocs.org/engine/continental-tsio-520-d) (registry code 17253, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: San Francisco

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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