# NTSB SEA86FA194: Cessna 310C, N310MT, Vancouver, WA, August 6, 1986

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: August 6, 1986, 05:45 local (12:45 UTC)
- Place: Vancouver, WA
- Coordinates: 45.679725, -122.570762 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=45.6797&lon=-122.5708&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 3 minor
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 40292
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA86FA194
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40292/pdf
- Page: https://openairdocs.org/ntsb/SEA86FA194

## Sequence of events

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

- In flight collision with terrain/water, takeoff - initial climb
  - planning/decision - poor, pilot in command (contributing factor)
  - flight into known adverse weather - initiated, pilot in command (contributing factor)
  - overconfidence in personal ability, pilot in command (contributing factor)
  - proper climb rate - not attained, pilot in command (cause)
  - weather condition - fog (contributing factor)
  - pitot/static system - undetermined (contributing factor)

## Analysis

PLT NOT IFR RATED. ATTEMPTED DEPARTURE FROM OWN AIRSTRIP IN FOG DURING EARLY DAWN. POSITIVE RATE OF CLIMB NOT ESTABLISHED. ACFT CONTACTED TERRAIN 3/4 MILE FROM RUNWAY END. PSGRS REPORTED NO SENSATION OF POWER PROBS, BUT COMPLETE LOSS OF GROUND REF AT LIFTOFF. PVT PLT IN RT SEAT RECALLED IND AIRSPEED JUST BEFORE GROUND CONTACT AT ABT 100 MPH. CALCULATIONS BASED ON GROUND PROP MARKS SHOW AIRSPEED AT GROUND CONTACT WAS 155 MPH. GEAR AND FLAPS RETRACTED AFTER TAKEOFF. AIRSPEED INDICATOR REMOVED AND BENCH-CHECKED; INDICATED STEADY 10 MPH LOW AT ALL SPEEDS. PITOT-STATIC SYS CHECKED CLEAR OF PRE-IMPACT DEBRIS OR FOREIGN MATERIAL. ATTITUDE GYRO DAMAGED BY IMPACT; UNABLE TO DETERMINE PRE-IMPACT NOSE ATTITUDE REFERENCE.

## Aircraft

- Registration: [N310MT](https://openairdocs.org/aircraft/N310MT), registered now, S/N 310R0521 (OpenAirDocs)
- Reported make and model: CESSNA 310C
- Registry model: [Cessna 310R](https://openairdocs.org/model/cessna-310r) (registry code 2074245) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 35833
- Airframe hours: 2043
- Engines: CONTINENTAL IO-470-D 260 horsepower reciprocating
- Damage: Destroyed
- Flight: Personal, Part 91
- Operator: Robert L. Taylor
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, June 17, 1985, 81 hours before
- Departed: WA67, VANCOUVER, WA
- Destination: FFZ, MESA, AZ
- Flight plan: VFR
- Airport: WA67, Taylor'S Green Mnt Airprk

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 54; private; airplane ratings: multi-engine land, single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; toxicology performed; flight hours: 4,000 total, 125 in this make and model, 25 in the last 90 days, 4 in the last 30 days

## Weather

- Conditions: Instrument (IMC), Dawn
- Wind: 330° at 4 knots
- Lowest ceiling: 20 ft
- Temperature: 55 °F, dew point 55 °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 19860806037699A](https://openairdocs.org/incident/19860806037699A), Aug 6, 1986: Cessna 310C, Vancouver, WA, Destroyed. VFR pilot attempted takeoff in IFR conditions. Impacted ground shortly after liftoff. Airspeed 8 to 10 mph slow.

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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