NTSB Identification: MKC86LA032.
The docket is stored on NTSB microfiche number 29300.
Nonscheduled 14 CFR
Accident occurred Tuesday, December 10, 1985 in TOPEKA, KS
Aircraft: PIPER PA-31-350, registration: N4NP
Injuries: 4 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.

N4NP DIVERTED FROM THE ORIGINAL DESTINATION FORBES FIELD TOPEKA,KANSAS TO BILLARD FIELD,B NM AWAY, DUE TO WEATHER. BILLARD ATCT ADVISED THE FLIGHT DURING INITIAL CONTACT, BEFORE N4NP REACHED THE ILS FOF, OF THE RUNWAY BRAKING ACTION. THE PILOT SAID BRAKING WAS REPORTED AS NIL. THE ATCT ALSO ADVISED THE FLIGHT, ALONG WITH THEIR LANDING CLEARANCE, THAT THE WIND WAS FROM 360 DEGREES AT 17 KNOTS AND TOWER VISIBILITY WAS 5/8 OF A MILE. THE CONTROLLER STATED THAT N4NP LANDED LONG AND RAN OFF THE SIDE OF RUNWAY 13 NEAR THE DEPARTURE END. WHEN THE AIRCRAFT ENTERED SOFT TERRAIN BESIDE THE RIGHT LANDING GEAR COLLAPSED.

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

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND

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

OVERCONFIDENCE IN PERSONAL ABILITY..PILOT IN COMMAND

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

FLIGHT INTO KNOWN ADVERSE WEATHER..CONTINUED..PILOT IN COMMAND

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

DIRECTIONAL CONTROL..NOT MAINTAINED..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..SOFT


Contributing Factors

WEATHER CONDITION..TAILWIND


Contributing Factors

TERRAIN CONDITION..ICY

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