# NTSB LAX89LA029: Beech 35-B33, N8580M, Saint Johns, AZ, October 31, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: October 31, 1988, 12:10 local (19:10 UTC)
- Place: Saint Johns, AZ
- Coordinates: 34.560039, -109.330917 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.5600&lon=-109.3309&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report November 28, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 26281
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX89LA029
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/26281/pdf
- Page: https://openairdocs.org/ntsb/LAX89LA029

## Sequence of events

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

- Loss of engine power(total) - nonmechanical, takeoff - initial climb
  - engine assembly,cylinder - overtemperature
  - weather condition - high density altitude (contributing factor)
  - exhaust system,wastegate - open
  - powerplant controls - improper use of, pilot in command (cause)
- On ground/water collision with object, landing - roll
  - terrain condition - rising (contributing factor)
  - terrain condition - high vegetation (contributing factor)

## Analysis

JUST AFTER TAKEOFF, THE PILOT NOTED CYLINDER HEAD TEMP AND MANIFOLD PRESSURE ABOVE RED LINE AND A LOSS OF ENGINE POWER. MIXTURE HAD BEEN LEANED FOR TKOF. THE ENGINE QUIT WHEN THE PLT CLOSED THE TURBOCHARGER WASTEGATE. A FORCED LANDING WAS MADE UPSLOPE ON 'SLIGHTLY HILLY TERRAIN'. DURING THE LANDING ROLL, THE AIRPLANE COLLIDED WITH A MANZANITA BUSH. AFTER THE ACCIDENT, THE ENGINE WAS INSPECTED, BUT NO MECHANICAL FAILURE OR MALFUNCTION WAS FOUND.

## Aircraft

- Registration: [N8580M](https://openairdocs.org/deregistered/N8580M-2013-05-15), registration cancelled 2013-05-15, S/N CD-651, built 1963 (OpenAirDocs)
- Reported make and model: BEECH 35-B33
- Registry model: [Beech 35-B33](https://openairdocs.org/model/beech-35-b33) (registry code 1151406) (OpenAirDocs)
- Registry engine: [Continental I0-470 series](https://openairdocs.org/engine/continental-i0-470-series) (registry code 17027, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: CD-651
- Airframe hours: 3728
- Engines: CONTINENTAL IO-470-K 225 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Woods, Tom
- Registered owner: Weddington Mortgage Inc.
- Airworthiness certificate: Standard, Utility
- Last inspection: Annual, September 24, 1988, 38 hours before
- Departed: SJN, SAINT JOHNS, AZ
- Destination: TRM, THERMAL, CA
- Airport: SJN, St Johns Industrial Airpk, runway 13, 5,323 × 75 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 44; private; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 339 total, 2 in this make and model, 254 as pilot in command, 8 in the last 90 days, 6 in the last 30 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 45° at 6 knots
- Visibility: 100 statute miles
- Lowest ceiling: none
- Temperature: 64 °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 19881031048489A](https://openairdocs.org/incident/19881031048489A), Oct 31, 1988: Beech 35B33, St Johns, AZ, Substantial damage. Engine quit on takeoff. Crash landed off airport. No engine defects found.

## Other investigations on N8580M (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 MIA68D0147](https://openairdocs.org/ntsb/MIA68D0147), Aug 31, 1967: Beech 35-B33 (N8580M), Picayune, MS, 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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