OAK78DVG03

NTSB accident investigation · Keoske EXP D1X · Lakeport, CA · October 19, 1977

Accident · No injuriesClosed
Date
October 19, 1977
Place
Lakeport, CA · LAKEPORT, CA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Takeoff
Aircraft
N3727Keoske EXP D1X
Status
Completed · report November 4, 1977
Report
Brief approved by the director
FAA report
19771019031089A
Case key
145256

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
----------------------------------------------------------------------------------------------------------------------------
3-3064  77/10/19   LAKEPORT,CA         KEOSKE EXP D1X      CR-  0  0  1  MISCELLANEOUS             PRIVATE, AGE 37, 490
        TIME - 1445                    N3727               PX-  0  0  0  TEST                      TOTAL HOURS, 0 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - LAMPSON FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          LAKEPORT,CA                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           COLLIDED WITH: DITCHES                                   TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        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                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT CROSS WIND 248-292 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           70                                                      210
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           15                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE

Aircraft

Registration
N3727
Reported as
Keoske EXP D1X
Category
Airplane, amateur-built
Engine
reciprocating
Damage
Substantial damage
Airport
Lampson Field

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.

Other investigations on N3727 · 1

Matched to the same aircraft by N-number and date.