# NTSB LAX86FA066: Cessna 150, N7310X, Oxnard, CA, December 13, 1985

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: December 13, 1985, 08:47 local (16:47 UTC)
- Place: Oxnard, CA
- Coordinates: 34.189678, -119.169372 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.1897&lon=-119.1694&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24888
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX86FA066
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24888/pdf
- Page: https://openairdocs.org/ntsb/LAX86FA066

## Sequence of events

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

- Loss of control - in flight, takeoff
  - flight control surfaces/attachments - locked (cause)
  - aircraft preflight - inadequate, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

THE ACFT TOOK OFF, PITCHED UP STEEPLY, STALLED, NOSED OVER TO THE RIGHT AND CRASHED, NOSE DOWN INTO THE GRASS SOUTH OF THE RWY. POST ACCIDENT INSPECTION OF THE ACFT DISCLOSED THAT THE 2 INCH BOLT THE PLT USED AS A CONTROL GUST LOCK FOR THE ELEVATOR AND AILERONS HAD NOT BEEN REMOVED BEFORE THE TAKEOFF WAS ATTEMPTED.

## Aircraft

- Registration: [N7310X](https://openairdocs.org/deregistered/N7310X-2013-07-23), registration cancelled 2013-07-23, S/N 15059410, built 1961 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150B](https://openairdocs.org/model/cessna-150b) (registry code 2071806) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 15059410
- Airframe hours: 7019
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Destroyed
- Flight: Business, Part 91
- Registered owner: Dale Ruhmel
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, August 1, 1985, 90 hours before
- Destination: VNY, VAN NUYS, CA
- Airport: OXR, Oxnard, runway 7, 5,950 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 59; commercial; airplane ratings: single-engine sea, multi-engine land, single-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: left; toxicology performed; flight hours: 6,368 total, 4,493 as pilot in command

## Weather

- Conditions: Visual (VMC), Day
- Wind: 20° at 11 knots
- Visibility: 40 statute miles
- Lowest ceiling: none
- Temperature: 46 °F, dew point 27 °F
- Altimeter: 30.00 inHg
- Observed at: OXR

## 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 19851213062009A](https://openairdocs.org/incident/19851213062009A), Dec 13, 1985: Cessna 150B, Oxnard, CA, Destroyed. Aircraft pitched up steeply, stalled and impacted ground on takeoff. Bolt used as control lock was not removed.

## Other investigations on N7310X (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 UNK64X3842](https://openairdocs.org/ntsb/UNK64X3842), Sep 7, 1964: Cessna 150 (N7310X), San Jose, CA, 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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