NTSB Identification: LAX83LA466.
The docket is stored on NTSB microfiche number 23131.
Accident occurred Friday, April 15, 1983 in MODESTO, CA
Aircraft: CESSNA 188B, registration: N9961J
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE ACFT COLLIDED WITH A FENCE DURING TAKEOFF AND PULLED THE TAILWHEEL OUT OF THE EMPENNAGE. THE PLT SAID THE DUMP VALVEFAILED TO WORK OR 'STRUCK' SO HE COULD NOT JETTISON THE LOAD. HE FELT THE NEED TO 'DUMP' WHEN THE ACFT HIT A 'SOFTSPOT' IN THE GRAVEL AND DIRT RWY WHICH WAS SOFT AND MUDDY IN SPOTS. THE ACFT WAS LOADED WITH 20 GALLONS OF FUEL AND 170 GALLONS OF CHEMICALS. AFTER THE COLLISION THE PLT MANEUVERED BACK TO THE RWY AND LANDED WITHOUT FURTHER MISHAP.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

UNSUITABLE TERRAIN OR TAKEOFF/LANDING/TAXI AREA..SELECTED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

LOAD JETTISON..NOT POSSIBLE..PILOT IN COMMAND


Contributing Factors

OBJECT..FENCE


Contributing Factors

LANDING GEAR,TAILWHEEL ASSEMBLY..SEPARATION


Contributing Factors

AERIAL APPLICATION EQUIPMENT..BINDING(MECHANICAL)


Contributing Factors

TERRAIN CONDITION..SOFT

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