NTSB Identification: MKC84FA049.
The docket is stored on NTSB microfiche number 23203.
Accident occurred Saturday, December 31, 1983 in FLOYD, IA
Aircraft: PIPER PA-38-112, registration: N4457E
Injuries: 2 Fatal.
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.
THE INSTRUCTOR PLT (CFI) & STUDENT WERE ON A DUAL INSTRUCTIONAL FLT. ACCORDING TO WITNESSES, THEY WERE MAKING 90 DEG TURNS AT ABOUT 1500 FT AGL, JUST PRIOR TO THE ACCIDENT. AFTER TURNING FROM A HEADING OF SOUTH TO EAST, THE ACFT ENTERED A DESCENT, THEN IMPACTED IN AN OPEN, SNOW COVERED FIELD IN ABOUT A 35 DEG NOSE DOWN, WINGS LEVEL ATTITUDE. THE FLAPS WERE IN A 21 DEG EXTENDED POSITION (1ST NOTCH). THE FLAPS BLADES WERE FOUND WITH NICKS & GOUGES ON THEIR LEADING EDGES & WITH CORDWISE SCRATCHES. NO PREIMPACT, MECHANICAL PROBLEMS WRE FOUND. ACCORDING TO THE OPERATOR, THE MANEUVERS BEING PERFORMED PRIOR TO THE ACCIDENT WERE DESCRIPTIVE OF SLOW FLT. HE DID RECOMMEND PRACTICING SLOW FLT AT LOW ALTITUDES. THE INSTRUCTOR PLT HAD RECEIVED HIS CFI CERTIFICATE 10/7/83.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:SUPERVISION..INADEQUATE..PILOT IN COMMAND(CFI)
The National Transportation Safety Board determines the probable cause(s) of this accident to be:AIRSPEED..NOT MAINTAINED..DUAL STUDENT
The National Transportation Safety Board determines the probable cause(s) of this accident to be:STALL..NOT MAINTAINED..DUAL STUDENT
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