# NTSB LAX85LA362: Cessna 210, N9726X, Sylmar, CA, August 22, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: August 22, 1985, 16:20 local (23:20 UTC)
- Place: Sylmar, CA
- Coordinates: 34.320354, -118.38063 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.3204&lon=-118.3806&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24812
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX85LA362
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24812/pdf
- Page: https://openairdocs.org/ntsb/LAX85LA362

## Sequence of events

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

- Loss of engine power(total) - mech failure/malf, cruise - normal
  - engine assembly - failure,total (cause)
- Forced landing, descent - emergency
- On ground/water collision with object, landing - roll
  - object - utility pole(marked) (contributing factor)

## Analysis

THE PILOT REPORTED THAT THE AIRCRAFTS ENGINE EXPERIENCED MECHANICAL TROUBLE AND A FORCED LANDING ON A FREEWAY WAS ATTEMPTED. THE AIRCRAFT'S LEFT WING STRUCK A METAL CENTER DIVIDER DURING THE LANDING ROLLOUT. THE RESULTS OF AN ENGINE OIL ANALYSIS REVEALED HIGH CONCENTRATIONS OF SILICON, IRON, CHROMIUM, ALUMINUM AND COPPER, AND A MODERATE CONCENTRATION OF TIN.

## Aircraft

- Registration: [N9726X](https://openairdocs.org/deregistered/N9726X-2013-03-21), registration cancelled 2013-03-21, S/N 21058026, built 1962 (OpenAirDocs)
- Reported make and model: CESSNA 210
- Registry model: [Cessna 210B](https://openairdocs.org/model/cessna-210b) (registry code 2073410) (OpenAirDocs)
- Registry engine: [Continental I0-470 series](https://openairdocs.org/engine/continental-i0-470-series) (registry code 17027, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 21058026
- Engines: CONTINENTAL I0-470 260 horsepower reciprocating
- Damage: Substantial damage
- Flight: Ferry, Part 91
- Operator: Glen Nickerman, doing business as G & H Aircraft
- Registered owner: James E. Spencer
- Airworthiness certificate: Standard, Normal
- Departed: WJF, LANSCASTER, CA
- Destination: EMT, EL MONTE, CA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 63; commercial; airplane ratings: single-engine sea, multi-engine land, single-engine land; medical: expired; seat: left

## Weather

- Conditions: Visual (VMC), Day
- Wind: 250° at 8 knots
- Visibility: 25 statute miles
- Lowest ceiling: none
- Temperature: 91 °F, dew point 48 °F
- Altimeter: 29.00 inHg
- Observed at: VNY

## 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 19850822039959A](https://openairdocs.org/incident/19850822039959A), Aug 22, 1985: Cessna 210B, Sylmar, CA, Substantial damage. Landed gear up on freeway 210 and hit the metal center divider after engine power loss. No cause determined.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.