# NTSB SEA85LA175: Cessna 150C, N1935Z, Chesaw, WA, July 21, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 20, 1985, 19:00 local (Jul 21, 1985, 02:00 UTC)
- Place: Chesaw, WA
- Coordinates: 48.870628, -119.219161 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=48.8706&lon=-119.2192&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 40207
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA85LA175
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40207/pdf
- Page: https://openairdocs.org/ntsb/SEA85LA175

## Sequence of events

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

- Overrun, landing - roll
  - distance - misjudged, pilot in command (cause)
  - airspeed - misjudged, pilot in command (cause)
  - go-around - not performed
- Nose over, landing - roll
  - terrain condition - rough/uneven (contributing factor)

## Analysis

THE STUDENT PLT LANDED ON AN UNNAMED, 1200 FT LANDING STRIP IN CALM WIND CONDITIONS. HE STATED THAT DURING THE LANDING, HE MISJUDGED THE DISTANCE & OVERRAN THE RWY. AFTER DEPARTING THE RWY, THE ACFT ENCOUNTERED TERRAIN WITH A TREE ROOT SYSTEM & NOSED OVER.

## Aircraft

- Registration: [N1935Z](https://openairdocs.org/aircraft/N1935Z), registered now, S/N 15059735 (OpenAirDocs)
- Reported make and model: CESSNA 150C
- Registry model: [Cessna 150C](https://openairdocs.org/model/cessna-150c) (registry code 2071808) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 15059735
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Don Wiltz
- Airworthiness certificate: Standard, Utility; Standard, Normal
- Departed: CHESAW, WA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 55; student; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 50 statute miles
- Lowest ceiling: none
- Temperature: 95 °F

## 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 19850720033099A](https://openairdocs.org/incident/19850720033099A), Jul 20, 1985: Cessna 150C, Chesaw, WA, Substantial damage. Ran off end of short runway during landing. Struck tree roots and nosed over.

## Other investigations on N1935Z (1)

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.

- [NTSB MIA65D0022](https://openairdocs.org/ntsb/MIA65D0022), Mar 27, 1965: Cessna 150 (N1935Z), Ft Brasinger, FL, substantial damage

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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