# NTSB OAK67D0109: Cessna 172, N5953A, Livermore, CA, October 2, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 2, 1966
- Place: Livermore, CA · LIVERMORE, CA
- Location: 37.6870° N, 121.7598° W: Placed by OpenAirDocs: center of Livermore, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.6870&lon=-121.7598&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 14, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 121211
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK67D0109
- Page: https://openairdocs.org/ntsb/OAK67D0109

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2651   66/10/2   LIVERMORE CALIF     CESSNA 172          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 47, 102
        TIME - 2100                    N5953A              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 55 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - LIVERMORE MUNI.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    TAXI: FROM LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - TAXIED/PARKED WITHOUT PROPER ASSISTANCE
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT FACILITIES: TAXIWAY LIGHTING AND MARKING
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: UNMARKED OBSTRUCTIONS
        REMARKS- PILOT TURNED OFF UNLIGHTED TAXIWAY ONTO CONSTRUCTION AREA, NOSE WHEEL DROPPED INTO OPEN MANHOLE.
```

## Aircraft

- Registration: [N5953A](https://openairdocs.org/deregistered/N5953A-2007-04-11), registration cancelled 2007-04-11, S/N 28553, built 1956 (OpenAirDocs)
- Reported make and model: CESSNA 172
- Registry model: [Cessna 172](https://openairdocs.org/model/cessna-172) (registry code 2072402) (OpenAirDocs)
- Registry engine: [Continental 0-300 series](https://openairdocs.org/engine/continental-0-300-series) (registry code 17022, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Livermore Muni.

## Other investigations on N5953A (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 SEA05CA062](https://openairdocs.org/ntsb/SEA05CA062), Mar 12, 2005: Cessna 172 (N5953A), Gooding, ID, substantial damage. Probable cause: The pilot's inadequate compensation for the wind conditions which resulted in a loss of control during taxi. A contributing factor was the wind gusts.

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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