MIA90FA166

NTSB accident investigation · Rockwell 680-E · Titusville, FL · August 5, 1990

Accident · Serious injuriesField investigationFinal report
Date
August 5, 1990, 09:40 local (13:40 UTC)
Place
Titusville, FL
Injuries
1 serious
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N599BBRockwell 680-E
Weather
Visual (VMC) · Day
Status
Completed · report December 14, 1992
Report
Approved by Office Director
FAA report
19900805030229A
Case key
32564

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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Probable cause

The pilot's decision to continue the flight with a known unairworthy mechanical condition resulting in a subsequent loss of engine power and forced landing.

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.

Loss of engine power(total) - mech failure/malfClimb - to cruise
1 engine
Maintenance - not performedOther maintenance personnelCause
Preflight planning/preparation - inadequatePilot in commandCause
Engine assembly - overtemperatureCause
Powerplant controls - improper use ofPilot in commandCause
Lack of total experience in type of aircraftPilot in commandFactor
Propeller governor control,cable - failure,totalCause
Engine assembly,piston - failure,totalCause
Loss of engine powerCruise
All engines
Engine assembly - overtemperatureCause
FireCruise
Induction air control,intake manifold - looseCause
Engine compartment - fireCause
Forced landingLanding - flare/touchdown
On ground/water collision with objectLanding - roll
Object - tree(s)

Analysis

About 5-10 min after takeoff the pilot leaned the mixture on a rough running eng. About 30 min laterfter the left eng began to overspeed. The plt was unable to feather the prop. The plt returned toward the departure point with max power on the right eng. Unable to reach the arpt, an emerg landing was made on a highway, directional control was lost, and the airplane collided with trees. Last annual was in 1978. Left prop start lock pin blade L3 corroded, in ext psn. Left prop pitch control cable separated, frayed, corroded. General deterioration of piston rings and #6 conrod. Right prop governor control cables corroded, frayed. Right eng #5 intake pipe connection and hose missing. All compression rings pistons #1 and #5 severely worn, top two compression rings piston #2 seized. No record that the airplane had been inspected by an A&P mechanic or FAA approved airframe repair station. Plt stated flight manual not available or used during ground or flight operations.

Aircraft

Registration
N599BB
Reported as
Rockwell 680-E
Category
Airplane
Serial number
680-372-57
Engine
Lycoming GSO-480-B1A6, 340 horsepower, reciprocating
Damage
Destroyed
Fire
In-Flight
Flight
Ferry · Part 91
Registered owner
Gordon Brumm
Airworthiness certificate
Standard, Normal
Last inspection
Annual · April 2, 1978 · 1 hours before
Destination
Unknown

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
23
Certificates
Commercial, Flight instructor
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Unknown
Seat
Left
Toxicology
Performed
Flight hours
3,000 total · 1 in this make and model · 1,800 as pilot in command · 150 in the last 90 days · 70 in the last 30 days

Weather

Conditions
Visual (VMC) · Day
Wind
20° at 6 knots
Visibility
6 statute miles
Temperature
86 °F, dew point -0 °F
Altimeter
30.00 inHg
Observed at
TIX, 1 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.