We’re still collecting data for this aircraft. Routes appear once we’ve seen it fly enough times.
The lack of direction from the operator on how to perform pushbacks on an icy ramp, which led to the tug driver positioning the tug at an angle to the nose of the airplane that allowed the airplane to move forward and strike the tug. Factors were the inadequate visual lookout by the walker wearing the headset, and the icy ramp.
Mcdonnell Douglas DC-9-32