SEA86FA194

NTSB accident investigation · Cessna 310C · Vancouver, WA · August 6, 1986

Accident · FatalField investigationFinal report
Date
August 6, 1986, 05:45 local (12:45 UTC)
Place
Vancouver, WA
Injuries
1 fatal, 3 minor
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N310MTCessna 310C
Weather
Instrument (IMC) · Dawn
Status
Completed
Report
Approved by Office Director
FAA report
19860806037699A
Case key
40292

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

In flight collision with terrain/waterTakeoff - initial climb
Planning/decision - poorPilot in commandFactor
Flight into known adverse weather - initiatedPilot in commandFactor
Overconfidence in personal abilityPilot in commandFactor
Proper climb rate - not attainedPilot in commandCause
Weather condition - fogFactor
Pitot/static system - undeterminedFactor

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
Reported as
Cessna 310C
Category
Airplane
Serial number
35833
Airframe hours
2,043
Engine
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

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
54
Certificate
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.