# NTSB LAX86LA265: Cessna 150M, N704KZ, Prescott, AZ, June 23, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 23, 1986, 11:29 local (18:29 UTC)
- Place: Prescott, AZ
- Coordinates: 34.620532, -112.420783 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.6205&lon=-112.4208&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 10, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 25193
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX86LA265
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/25193/pdf
- Page: https://openairdocs.org/ntsb/LAX86LA265

## Sequence of events

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

- Loss of control - on ground/water, landing - roll
  - rudder - improper use of, pilot in command (cause)
  - brakes(normal) - excessive, pilot in command (cause)
  - directional control - not maintained, pilot in command (cause)
  - ground loop/swerve - uncontrolled, pilot in command (cause)
  - remedial action - not understood, pilot in command
- On ground/water encounter with terrain/water, landing - roll
  - terrain condition - ditch

## Analysis

AFTER COMPLETING A SOLO INSTRUCTIONAL FLIGHT THE 80-HR STUDENT PLT LANDED. DURING ROLLOUT THE PLT INADVERTENTLY APPLIED EXCESSIVE BRAKE & RUDDER PRESSURE TO THE LEFT PEDAL. THE PLT LOST DIRECTIONAL CONTROL OF THE ACFT & IT VEERED OFF THE RWY. THE ACFT COLLIDED WITH THE EMBANKMENT OF A DRAINAGE DITCH. THE PLT ALSO REPORTED THAT HIS 'SIZE 12 FOOT' PROBABLY CONTRIBUTED TO THE MISHAP.

## Aircraft

- Registration: [N704KZ](https://openairdocs.org/deregistered/N704KZ-2018-01-23), registration cancelled 2018-01-23, S/N 15078684, built 1976 (OpenAirDocs)
- Reported make and model: CESSNA 150M
- Registry model: [Cessna 150M](https://openairdocs.org/model/cessna-150m) (registry code 2071830) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 15078802
- Airframe hours: 3677
- Engines: CONTINENTAL O-200 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: William Horn & Boyer Cole
- Registered owner: William Horn & Boyer Cole
- Airworthiness certificate: Standard, Utility
- Last inspection: Annual, April 10, 1986
- Departed: PRC, PRESCOTT
- Destination: PRC, PRESCOTT, AZ
- Airport: PRC, Ernest A Love Field, runway 3, 7,616 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 47; student; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 80 total, 80 in this make and model, 19 as pilot in command, 49 in the last 90 days, 19 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 20° at 6 knots
- Visibility: 65 statute miles
- Lowest ceiling: none
- Temperature: 90 °F, dew point 36 °F
- Altimeter: 30.00 inHg
- Observed at: PRC

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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