# NTSB OAK7LFXQ03: Champion 7GCBC, N5149X, Trukee, CA, July 20, 1975

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: July 20, 1975
- Place: Trukee, CA · TRUKEE, CA
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report August 14, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 149458
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK7LFXQ03
- Page: https://openairdocs.org/ntsb/OAK7LFXQ03

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1843  75/7/20    TRUKEE,CA           CHAMPION 7GCBC      CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 57, 411
        TIME - 1600                    N5149X              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 61 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - TRUKEE-TAHOE
        DEPARTURE POINT             INTENDED DESTINATION
          TRUKEE,CA                   CONCORD,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - PREMATURE LIFT-OFF
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY RADIO
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                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
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           76                                                      250
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           15                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- GUSTING TO 25K. DENSITY ALT ABT 7800FT.
```

## Aircraft

- Registration: [N5149X](https://openairdocs.org/aircraft/N5149X), registered now, S/N 103, built 1969 (OpenAirDocs)
- Reported make and model: CHAMPION 7GCBC
- Registry model: [Champion 7GCBC](https://openairdocs.org/model/champion-7gcbc) (registry code 21101PK) (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: Trukee-Tahoe

## 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 19750720019589A](https://openairdocs.org/incident/19750720019589A), Jul 20, 1975: Blanca 7GCBC, Trukee, CA, Substantial damage. Gusting to 25K. Density alt abt 7800FT.

## Other investigations on N5149X (3)

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 ANC99LA081](https://openairdocs.org/ntsb/ANC99LA081), Jun 24, 1999: Champion 7GCBC (N5149X), Anchorage, AK, substantial damage. Probable cause: The pilot's failure to maintain an adequate airspeed, and subsequent inadvertent stall.
- [NTSB OAK73DVM41](https://openairdocs.org/ntsb/OAK73DVM41), Jun 28, 1973: Champion 7GCBC (N5149X), Palo Alto, CA, substantial damage
- [NTSB LAX70FUG38](https://openairdocs.org/ntsb/LAX70FUG38), May 31, 1970: Champion 7GCBC (N5149X), Apple Vally, CA, 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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