# NTSB DEN69A0011: Beech G35, N1020A, Castle Rock, CO, August 29, 1968

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: August 29, 1968
- Place: Castle Rock, CO · CASTLE ROCK, CO
- Location: 39.3722° N, 104.8561° W: Placed by OpenAirDocs: center of Castle Rock, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.3722&lon=-104.8561&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report August 5, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 108685
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN69A0011
- Page: https://openairdocs.org/ntsb/DEN69A0011

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4602  68/8/29    CASTLE ROCK,COLO    BEECH G35           CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 43, 86 TOTAL
        TIME - 2445                    N1020A              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  HOURS, UNK/NR IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - LOW CEILING
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      600
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     DRIZZLE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          NONE                                                     360
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           20                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
         FIRE AFTER IMPACT
```

## Aircraft

- Registration: [N1020A](https://openairdocs.org/deregistered/N1020A-1971-03-11), registration cancelled 1971-03-11, S/N D-4552 (OpenAirDocs)
- Reported make and model: BEECH G35
- Registry model: [Beech G35](https://openairdocs.org/model/beech-g35) (registry code 1151516) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

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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