# NTSB LAX84LA060: Piper PA-28-140, N7015R, Tucson, AZ, November 13, 1983

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: November 13, 1983, 09:00 local (16:00 UTC)
- Place: Tucson, AZ
- Coordinates: 32.329078, -110.980255 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=32.3291&lon=-110.9803&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24085
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX84LA060
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24085/pdf
- Page: https://openairdocs.org/ntsb/LAX84LA060

## Sequence of events

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

- Loss of engine power(total) - nonmechanical, maneuvering
  - emergency procedure - simulated, pilot in command (contributing factor)
  - mixture - inadvertent use, pilot in command (cause)
- Forced landing, landing - flare/touchdown
- In flight collision with terrain/water, landing - flare/touchdown
  - terrain condition - rough/uneven (contributing factor)

## Analysis

THE PLT WAS PRACTICING ENGINE-OUT FORCED LANDINGS. WHILE RECOVERING AT ABOUT 200 FT AGL HE INADVERTENLY PULLED OUT THE MIXTURE CONTROL CAUSING THE ENG TO SHUT DOWN. THERE WAS INSUFFICIENT ALTITUDE FOR A RESTART & THE ACFT TOUCHED DOWN IN AROUGH FEILD.

## Aircraft

- Registration: N7015R (not matched to a registry record)
- Reported make and model: PIPER PA-28-140
- Category: Airplane
- Serial number: 21709
- Airframe hours: 1728
- Engines: LYCOMING O-320-E2A 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Robert Lynnwood White
- Airworthiness certificate: Standard, Normal
- Last inspection: Unknown, May 30, 1983

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 39; student; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 74 total, 74 in this make and model, 32 as pilot in command, 6 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 180° at 10 knots
- Visibility: 15 statute miles
- Temperature: 64 °F
- Altimeter: 30.00 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 19831113057139A](https://openairdocs.org/incident/19831113057139A), Nov 13, 1983: Piper PA28140, Tucson, AZ, Substantial damage. Student practicing emergency landings pulled mixture control by mistake and engine stopped causing crash.

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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