# NTSB LAX84LA099: Beech 58TC, N2058K, Santa Rosa, CA, December 9, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: December 9, 1983, 11:15 local (19:15 UTC)
- Place: Santa Rosa, CA
- Coordinates: 38.439903, -122.780746 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=38.4399&lon=-122.7807&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24116
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX84LA099
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24116/pdf
- Page: https://openairdocs.org/ntsb/LAX84LA099

## Sequence of events

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

- Overrun, landing - roll
  - weather condition - low ceiling (contributing factor)
  - weather condition - rain (contributing factor)
  - distance - misjudged, pilot in command (cause)
  - airspeed - misjudged, pilot in command (cause)
  - go-around - not performed, pilot in command (cause)
  - airport facilities,runway/landing area condition - wet (contributing factor)
  - aircraft performance,hydroplaning condition - water (contributing factor)
- On ground/water encounter with terrain/water, landing - roll

## Analysis

AFTER MAKING AN ILS LOCALTIZER-ONLY APCH IN HEAVY RAIN, THE PLT LANDED THE ACFT LONG. WHEN THE ACFT TOUCHED DOWN, THE PLT THOUGHT THERE WAS SUFFICIENT RWY REMAINING. HOWEVER, HE REPORTED THAT HE ENCOUNTERED HYDROPLANING CONDITIONS & WAS UNABLE TO STOP ON THE RWY. THE ACFT CONTINUE OFF THE END. SUBSEQUENTLY, THE NOSE GEAR & NOSE CONE OF THE ACFT WERE DAMAGED & 1 PROP BLADE WAS BENT.

## Aircraft

- Registration: [N2058K](https://openairdocs.org/aircraft/N2058K), registered now, S/N TK-66, built 1979 (OpenAirDocs)
- Reported make and model: BEECH 58TC
- Registry model: [Beech 58TC](https://openairdocs.org/model/beech-58tc) (registry code 1152746) (OpenAirDocs)
- Category: Airplane
- Serial number: TK-66
- Airframe hours: 1100
- Engines: CONTINENTAL TSIO-520 325 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Bert Clausen
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, November 30, 1983, 20 hours before
- Departed: CA01, ADIN, CA
- Flight plan: IFR
- Airport: STS, Sonoma County, runway 32, 5,115 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; flight instructor, airline transport; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 7,000 total, 200 in this make and model, 6,700 as pilot in command, 180 in the last 90 days, 60 in the last 30 days, 7 in the last 24 hours

## Weather

- Conditions: Instrument (IMC), Day
- Wind: 140° at 11 knots
- Visibility: 1 statute miles
- Lowest ceiling: 800 ft overcast
- Temperature: 57 °F, dew point 57 °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 19831209060419A](https://openairdocs.org/incident/19831209060419A), Dec 9, 1983: Beech 58TC, Santa Rosa, CA, Substantial damage. Landed halfway down wet runway on a ILS approach. Unable to stop. Ran off end of runway. Posssible hydroplaning.

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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