# NTSB DEN82DA171: Cessna 190, N3004B, Bismarck, ND, August 22, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: August 22, 1982, 12:53 local (17:53 UTC)
- Place: Bismarck, ND
- Coordinates: 46.819766, -100.699836 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=46.8198&lon=-100.6998&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report August 22, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 69967
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN82DA171
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/69967/pdf
- Page: https://openairdocs.org/ntsb/DEN82DA171

## 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 - improper (cause)
  - maintenance,installation - improper, other maintenance personnel (cause)
  - landing gear,normal brake system - failure,total (cause)
  - landing gear,normal brake system - disconnected (cause)
  - fluid,hydraulic - exhaustion (cause)
- Loss of control - on ground/water, landing - roll
  - directional control - not possible, pilot in command (contributing factor)
  - ground loop/swerve - uncontrolled, pilot in command (contributing factor)
- Main gear collapsed, landing - roll
  - landing gear,main gear strut - overload
  - landing gear,main gear strut - failure,total

## Analysis

LEFT BRAKE FAILED. EXAMINATION REVEALED THE HYDRAULIC BRAKE LINE TO THE LEFT BRAKE HAD PULLED LOOSE FROM A UNION FITTING. THE LINE ALSO SHEARED BY THE SHIFTING OF THE GEAR BOX ASSEMBLY. THERE WERE SIGNS OF INADEQUATE FLARE TO THE TUBING IN THAT IT PULLED OUT OF THE "B" NUT & SLEEVE.

## Aircraft

- Registration: [N3004B](https://openairdocs.org/aircraft/N3004B), registered now, S/N 7887, built 1952 (OpenAirDocs)
- Reported make and model: CESSNA 190
- Registry model: [Cessna 190](https://openairdocs.org/model/cessna-190) (registry code 2072902) (OpenAirDocs)
- Registry engine: [Continental W670 series](https://openairdocs.org/engine/continental-w670-series) (registry code 17018, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 7887
- Airframe hours: 2966
- Engines: JACOBS L6MB 330 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: John Slais
- Registered owner: John Slais
- Departed: C, CASPER, WY
- Destination: C, BISMARCK, ND
- Flight plan: VFR
- Airport: BIS, Bismarck Municipal, runway 31, 8,800 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 49; airline transport, commercial, flight instructor; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; flight hours: 5,030 total, 184 in this make and model, 4,325 as pilot in command, 17 in the last 90 days, 13 in the last 30 days, 8 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 320° at 5 knots
- Visibility: 12 statute miles
- Temperature: 172 °F
- Altimeter: 29.00 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 19820822051729A](https://openairdocs.org/incident/19820822051729A), Aug 22, 1982: Cessna 190, Bismarck, ND, Substantial damage. Ground looped on landing roll due to left brake failure left gear collapsed. Left brake line came loose at fitting.

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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