NTSB Identification: CHI95LA340.
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Accident occurred Sunday, September 24, 1995 in HIGHLAND, IL
Probable Cause Approval Date: 03/06/1996
Aircraft: PIPER PA-25-235B, registration: N7753Z
Injuries: 1 Serious,1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THERE WAS CONFUSION BETWEEN THE TOW PILOT AND THE GLIDER PILOTS ON THE PLAN OF WHO WAS GOING TO BE TOWED BY WHAT TOW PLANE. ONE GLIDER PILOT BEGAN RETRIEVING THE TOW ROPE USING AROUND-THE-WAIST FASHION VERSUS USING A TOW ROPE HOOK. THERE WAS CONFUSION ON THE HAND SIGNAL TO STOP THE AIRPLANE BETWEEN THE TOW PILOT AND GLIDER PILOT, AND INSTEAD THE TOW PLANE INCREASED TAXI SPEED TO ABOUT 15 MPH. THE GLIDER PILOT BECAME ENTANGLED IN THE TOW ROPE AND WAS KNOCKED TO THE GROUND. THE SORING ASSOCIATION DID NOT HAVE A DISPATCHER PRESENT AT THE TIME OF THE ACCIDENT.

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

a communication misunderstanding between the tow pilot and the glider pilot. Factors related to the accident were: the tow rope becoming entangled, excessive taxispeed by the tow pilot, and the unavailability of a dispatcher.

Full narrative available

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