# NTSB LAX77FA033: Cessna 411A, N9100V, Spring Valley, CA, April 1, 1977

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: April 1, 1977
- Place: Spring Valley, CA · SPRING VALLEY, CA
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 7 fatal
- Status: Completed, report August 29, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 157889
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX77FA033
- Page: https://openairdocs.org/ntsb/LAX77FA033

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1847   77/4/1    SPRING VALLEY,CA    CESSNA 411A         CR-  1  0  0  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1703                    N9100V              PX-  6  0  0  CORP/EXEC                 AGE 44, 3242 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            1058 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ORANGE COUNTY,CA            LOGAN,UT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     IN FLIGHT: CLIMB TO CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INITIATED FLIGHT IN ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - FOG
           TERRAIN - HIGH OBSTRUCTIONS
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY RADIO
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        MISSING AIRCRAFT - LATER RECOVERED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                               0
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          ZERO                                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       32
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          230                                                       15
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          BELOW MINIMUMS                                           VFR
        REMARKS- RECOVERY DATE 4/2/77.
```

## Aircraft

- Registration: [N9100V](https://openairdocs.org/deregistered/N9100V-1977-11-01), registration cancelled 1977-11-01, S/N 411-0289 (OpenAirDocs)
- Reported make and model: CESSNA 411A
- Registry model: [Cessna 411A](https://openairdocs.org/model/cessna-411a) (registry code 2075904) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19770401023659A](https://openairdocs.org/incident/19770401023659A), Apr 1, 1977: Cessna 411A, Spring Valley, CA, Destroyed, 6 fatal. Recovery date 4/2/77.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.