NTSB Identification: CHI85LA341.
The docket is stored on NTSB microfiche number 29073.
Accident occurred Tuesday, August 06, 1985 in WHITEWATER, WI
Aircraft: CESSNA 172H, registration: N8229L
Injuries: 3 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.

ACCORDING TO THE PLT HE PLANNED TO USE MAX PERFORMANCE TAKEOFF PROCEDURES OUT OF THE OWNER'S MANUAL FOR THE TAKEOFF. AFTER BRAKE RELEASE THE ACFT BEGAN TO ROLL DOWN THE SOD RWY.ACCELERATION CONTINUED, BUT ACCORDING TO THE PLT, HIS AIRSPEED INCREASE SEEMED SLUGGISH. AT 60 MPH AND 3/4 OF THE WAY DOWN THE RWY HE BEGAN ABORT PROCEDURES. BEFORE HE COULD GET THE ACFT STOPPED, IT RAN OFF THE END OF THE RWY AND INTO A DIRT EMBANKMENT. THE PLT LATER STATED THAT HE WOULD HAVE LIKED TO HAVE USED SOME KIND OF SOFT FIELD TAKEOFF, BUT THE OWNER'S MANUAL ONLY DESCRIBED NORMAL AND MAXIMUM PERFORMANCE TAKEOFF TECHNIQUES. THIS ACCIDENT OCCURRED ON RWY 18, WHICH IS 2500 FT LONG. AMBIENT AIR TEMPERATURE AT THE TIME OF THE ACCIDENT WAS 82 DEGS F.

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

PERFORMANCE DATA..INACCURATE..PILOT IN COMMAND

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

IMPROPER USE OF PROCEDURE..PILOT IN COMMAND

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

ABORT..DELAYED..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..DIRT BANK/RISING EMBANKMENT


Contributing Factors

WEATHER CONDITION..TEMPERATURE EXTREMES

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