OAK68D0331

NTSB accident investigation · Entwicklung 1-A · Calistoga, CA · February 10, 1968

Accident · No injuriesClosed
Date
February 10, 1968
Place
Calistoga, CA · CALISTOGA, CA
Injuries
1 uninjured
Damage
Destroyed
Phase of flight
Uncontrolled descent
Aircraft
N1315Entwicklung 1-A
Status
Completed · report April 25, 1968
Report
Brief approved by the director
Case key
111385

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0559  68/2/10    CALISTOGA,CALIF     ENTWICKLUNG 1-A     CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 37, 300
        TIME - 1600                    N1315               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 87 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           WEATHER - DOWNDRAFT,UPDRAFTS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      60
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          225                                                       10
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- CAUGHT IN DOWNDRAFT WITH INSUFFICIENT ALTITUDE TO RECOVER.

Aircraft

Registration
N1315
Reported as
Entwicklung 1-A
Category
Glider
Engine
none
Damage
Destroyed