# NTSB SEA86LA191: Cessna T210, N139BB, Las Vegas, NV, August 4, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: August 3, 1986, 17:40 local (Aug 4, 1986, 00:40 UTC)
- Place: Las Vegas, NV
- Coordinates: 36.060615, -115.269241 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.0606&lon=-115.2692&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 40463
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA86LA191
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40463/pdf
- Page: https://openairdocs.org/ntsb/SEA86LA191

## Sequence of events

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

- Airframe/component/system failure/malfunction, landing - roll
  - landing gear,normal brake system - failure,partial (cause)
- On ground/water encounter with terrain/water, landing - roll
- Nose gear collapsed, landing - roll

## Analysis

DURING LANDING ROLL THE AIRCRAFT DEPARTED THE RUNWAY TO THE RIGHT DESPITE THE PILOTS ATTEMPT TO CORRECT WITH LEFT RUDDER. THE ACFT STRUCK A DITCH AND THE NOSE GEAR SEPARATED FROM THE ACFT. DURING ACFT REPAIR THE MECHANIC FOUND THE RIGHT MASTER CYLINDER WAS STICKING CAUSING THE NOSE GEAR TO COCK TO THE RIGHT.

## Aircraft

- Registration: [N139BB](https://openairdocs.org/aircraft/N139BB), registered now, S/N 21063712, built 1979 (OpenAirDocs)
- Reported make and model: CESSNA T210
- Registry model: [Cessna T210N](https://openairdocs.org/model/cessna-t210n) (registry code 2073456) (OpenAirDocs)
- Registry engine: [Continental TSIO-520 series](https://openairdocs.org/engine/continental-tsio-520-series) (registry code 17040, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 21063712
- Airframe hours: 1692
- Engines: CONTINENTAL TSIO-520-R 310 horsepower reciprocating
- Damage: Substantial damage
- Fire: On-Ground
- Flight: Personal, Part 91
- Registered owner: Arthur E. Bickerton
- Airworthiness certificate: Standard, Normal
- Departed: HHR, HAWTHORNE, CA
- Destination: LAS, LAS VEGAS, NV
- Flight plan: IFR
- Airport: LAS, Mccarren Intn'L, runway 19R, 5,000 × 75 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 66; private; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 1,257 total, 1,117 in this make and model, 749 as pilot in command, 40 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 270° at 14 knots, gusting 20
- Visibility: 75 statute miles
- Lowest ceiling: none
- Temperature: 100 °F
- Altimeter: 29.00 inHg
- Observed at: LAS

## 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 19860803074069A](https://openairdocs.org/incident/19860803074069A), Aug 3, 1986: Cessna T210N, Las Vegas, NV, Substantial damage. Aircraft veered off the side of the runway during landing and struck a ditch. Right brake master cylinder sticking.

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.