SEA72FYA33

NTSB accident investigation · Piper PA-25 · Oakley, ID · May 15, 1972

Accident · Serious injuriesClosed
Date
May 15, 1972
Place
Oakley, ID · OAKLEY, ID
Injuries
1 serious
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N8707LPiper PA-25
Status
Completed · report January 29, 1973
Report
Brief approved by the director
Case key
166498

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

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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
----------------------------------------------------------------------------------------------------------------------------
3-1315  72/5/15    OAKLEY,ID           PIPER PA-25         CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 49, 6797
        TIME - 0930                    N8707L              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 50 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          OAKLEY,ID                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              TAKEOFF: INITIAL CLIMB
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           SYSTEMS - FLIGHT CONTROL SYSTEMS: AILERON AND AILERON TAB CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - JETTISONED LOAD
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -   50                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
         FIRE AFTER IMPACT
        REMARKS- R AILERON DOWN CABLE PULLY BRACKET BROKE AT BOLT HOLE.BOLT FOUND EXCESSIVELY TIGHT.

Aircraft

Registration
N8707L
Reported as
Piper PA-25
Category
Airplane
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.