# NTSB CHI85LA341: Cessna 172H, N8229L, Whitewater, WI, August 6, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: August 6, 1985, 15:20 local (20:20 UTC)
- Place: Whitewater, WI
- Coordinates: 42.83076, -88.7303 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=42.8308&lon=-88.7303&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 13186
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI85LA341
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/13186/pdf
- Page: https://openairdocs.org/ntsb/CHI85LA341

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Overrun, takeoff - roll/run
  - weather condition - temperature extremes (contributing factor)
  - performance data - inaccurate, pilot in command (cause)
  - improper use of procedure, pilot in command (cause)
  - abort - delayed, pilot in command (cause)
- On ground/water encounter with terrain/water, takeoff - roll/run
  - terrain condition - dirt bank/rising embankment (contributing factor)

## Analysis

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.

## Aircraft

- Registration: [N8229L](https://openairdocs.org/aircraft/N8229L), registered now, S/N 17256429, built 1967 (OpenAirDocs)
- Reported make and model: CESSNA 172H
- Registry model: [Cessna 172H](https://openairdocs.org/model/cessna-172h) (registry code 2072424) (OpenAirDocs)
- Registry engine: [Continental 0-300 series](https://openairdocs.org/engine/continental-0-300-series) (registry code 17022, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 17256429
- Engines: CONTINENTAL O-300-D 145 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Raymond E. Myers
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, April 17, 1985, 30 hours before
- Departed: OSM, OSHKOSH, WI
- Destination: WI09, WHITEWATER, WI
- Airport: WI09, Gutzmer'S Twin Oaks, runway 18, 2,500 × 140 ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 38; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 161 total, 161 in this make and model, 110 as pilot in command, 15 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 260° at 5 knots
- Visibility: 11 statute miles
- Lowest ceiling: none
- Temperature: 86 °F, dew point 68 °F
- Altimeter: 29.00 inHg

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19850806040619A](https://openairdocs.org/incident/19850806040619A), Aug 6, 1985: Cessna 172H, Whitewater, WI, Substantial damage. Premature rotation caused poor acceleration. Takeoff aborted, aircraft ran off runway end and hit an embankment.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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