DEN84FA199

NTSB accident investigation · Mooney M20J · Broomfield, CO · June 28, 1984

Accident · FatalField investigationFinal report
Date
June 28, 1984, 08:21 local (14:21 UTC)
Place
Broomfield, CO
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N3713HMooney M20J
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19840628027559A
Case key
16224

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(total) - nonmechanicalTakeoff - initial climb
Aircraft preflight - improperPilot in commandCause
Fluid,fuel - contaminationCause
Loss of control - in flightManeuvering
In-flight planning/decision - improperPilot in commandFactor
Emergency procedure - not followedPilot in commandFactor
Airspeed - not maintainedPilot in commandCause
Stall - inadvertentPilot in command
In flight collision with terrain/waterDescent - uncontrolled
Terrain condition - open field

Analysis

The aircraft had been idle for 40 days and was refueled to capacity with 30 gals the night before the flight. Plt and pass were departed at 0819 for a scheduled 0830 meeting 150 miles away. On initial climb, plt reported a power loss. Acft observed to decelerate in a shallow glide, execute brief turns in both directions, before the stall and spin to vertical impact. Water and silianceous (sand) particles were found in fuel injector lines, servo and screen.

Aircraft

Registration
N3713H
Reported as
Mooney M20J
Category
Airplane
Serial number
24-0910
Airframe hours
841
Engine
Lycoming IO-360-A3B6D, 200 horsepower, reciprocating
Damage
Destroyed
Flight
Business · Part 91
Registered owner
Royal C. & Virginia T. Goshorn
Airworthiness certificate
Standard, Normal
Last inspection
Annual · May 14, 1984 · 82 hours before
Departed
Broomfield, CO
Destination
STK · Sterling, CO
Flight plan
VFR

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
46
Certificate
Private
Airplane ratings
Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Toxicology
Performed
Flight hours
367 total · 364 in this make and model · 212 as pilot in command · 4 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
0° at 5 knots
Visibility
50 statute miles
Lowest ceiling
None
Temperature
73 °F, dew point 45 °F
Altimeter
30.00 inHg
Observed at
BJC, 2 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.