SEA79FYP21

NTSB accident investigation · Thorp T-18 · Zillah, WA · May 11, 1979

Accident · Serious injuriesClosed
Date
May 11, 1979
Place
Zillah, WA · ZILLAH, WA
Injuries
2 serious
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N1947Thorp T-18
Status
Completed · report July 9, 1979
Report
Brief approved by the director
FAA report
19790511011449A
Case key
136144

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
----------------------------------------------------------------------------------------------------------------------------
3-1034  79/5/11    ZILLAH,WA           THORP T-18          CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 50, 701
        TIME - 1832                    N1947               PX-  0  1  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 80 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PENDLETON,OR                YAKIMA,WA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: PROPELLER                       IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: WIRES/POLES                               LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           POWERPLANT - PROPELLER AND ACCESSORIES: BLADES
           MISCELLANEOUS ACTS,CONDITIONS - FATIGUE FRACTURE
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         FIRE AFTER IMPACT

Aircraft

Registration
N1947
Reported as
Thorp T-18
Category
Airplane, amateur-built
Engine
reciprocating
Damage
Destroyed

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.