NTSB Identification: DEN85FA214.
The docket is stored on NTSB microfiche number 30261.
Nonscheduled 14 CFR
Accident occurred Saturday, August 10, 1985 in DENVER, CO
Aircraft: PIPER PA-60-600, registration: N3643R
Injuries: 1 Serious,3 Minor.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

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.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

AIRCRAFT WEIGHT AND BALANCE..EXCEEDED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

COMPANY-INDUCED PRESSURE..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

WIND INFORMATION..DISREGARDED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

AIRSPEED..NOT MAINTAINED..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

STALL/MUSH..NOT CORRECTED..PILOT IN COMMAND

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