DEN85FA214

NTSB accident investigation · Piper PA-60-600 · Denver, CO · August 11, 1985

Accident · Serious injuriesField investigationFinal report
Date
August 10, 1985, 19:47 local (Aug 11, 1985, 01:47 UTC)
Place
Denver, CO
Injuries
1 serious, 3 minor
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N3643RPiper PA-60-600
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19850810041699A
Case key
16551

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.

Loss of control - in flightTakeoff - initial climb
Aircraft weight and balance - exceededPilot in commandCause
Company-induced pressurePilot in commandCause
Wind information - disregardedPilot in commandCause
Airspeed - not maintainedPilot in commandCause
Stall/mush - not correctedPilot in commandCause
In flight collision with terrain/waterDescent - emergency

Analysis

Pilot in command stated that he waited aprx 90 seconds after a B-727 departed on rwy 8R due to possible wake turbulence. Plt continued to state that he used a short field takeoff procedure to climb above the flt path of the B-727. He stated that during climbout N3643R began an uncommanded roll to the left at aprx 600 feet. The plt regained roll control just piror to ground impact. The Piper Aerostar is certificated without a stall warning device. The wind at stapleton arpt at the time N3643R tookoff was 170 degrees at 20 KTS with gusts to 28 KTS. According to the plt operating handbook, the demonstrated crosswind component is 15 knts.

Aircraft

Registration
N3643R
Reported as
Piper PA-60-600
Category
Airplane
Serial number
600837816124
Airframe hours
1,040
Engine
Avco Lycoming IO-540-K1J5, 290 horsepower, reciprocating
Damage
Destroyed
Fire
On-Ground
Flight
Part 135
Registered owner
Oklahoma Jet Inc.
Airworthiness certificate
Standard, Normal
Last inspection
Annual · April 1, 1986 · 95 hours before
Departed
DEN
Destination
HO1 · Chandler, OK
Flight plan
IFR
Airport
DEN · Stapleton Intn'T, runway 8R, 10,010 × 150 ft, concrete

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
Flight instructor, Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 2, Valid Medical--w/ waivers/lim
Seat
Left
Flight hours
1,529 total · 97 in this make and model · 1,347 as pilot in command · 259 in the last 90 days · 3 in the last 24 hours

Weather

Conditions
Visual (VMC) · Day
Wind
170° at 20 knots, gusting 28
Visibility
50 statute miles
Lowest ceiling
None
Temperature
75 °F, dew point 52 °F
Altimeter
29.00 inHg
Observed at
DEN

FAA reports on this event · 1

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