DEN85LA218

NTSB accident investigation · Downer Aircraft Industries REP. Seabee RC-3 · Haugan, MT · August 13, 1985

Accident · No injuriesLimited investigationFinal report
Date
August 13, 1985, 08:45 local (14:45 UTC)
Place
Haugan, MT
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N6305KDowner Aircraft Industries REP. Seabee RC-3
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19850813038899A
Case key
16747

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

On this page

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(partial) - mech failure/malfClimb - to cruise
Engine assembly,piston - failure,totalCause
Airspeed - not possiblePilot in commandCause
Emergency procedure - performedPilot in commandCause
Forced landingDescent - emergency
On ground/water collision with objectLanding - roll
Object - tree(s)

Analysis

The plt had reconditioned N6305K and was flying the acft to his home in Texas. He continued to state that while climbing through 6500 ft, he heard an unusual noise followed by a substantial loss in pwr. The plt executed an emergency landing on a forest service road. Exam of the eng after the accident revealed that the no. 3 piston had failed.

Aircraft

Registration
N6305K
Reported as
Downer Aircraft Industries REP. Seabee RC-3 (REP. SEABE)
Category
Airplane
Serial number
524
Airframe hours
350
Engine
Franklin 6A8-215-B8F, 215 horsepower, reciprocating
Damage
Substantial damage
Flight
Ferry · Part 91
Operator
Dale A. Mccombs
Registered owner
Dallas Piper
Airworthiness certificate
Special, Experimental (Special)
Departed
COE · Coeur D'Alene, ID
Destination
MSO · Missoula, MT

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
36
Certificates
Flight instructor, Airline transport, Commercial
Airplane ratings
Single-engine land, Multi-engine sea, Single-engine sea, Multi-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
6,000 total · 10 in this make and model · 5,800 as pilot in command · 30 in the last 90 days · 2 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Visibility
50 statute miles
Lowest ceiling
None
Temperature
70 °F

FAA reports on this event · 1

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