This quad chair services almost all of Chestnut and has the highest capacity on the mountain.Loading area.View down the first pitch.Tower 1.Riding up the line.Fixed top drive.Tower 10.Side view of the bottom terminal.View down toward the Mississippi.Tower 7.Arriving at the top.Middle part of the line.Depression tower 5.
Lift Blog 
it literally looks like they took the drive motor room and took it off the drive structure and placed it on the return terminal.
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This lift was installed new like this. The bottom return terminal does have the same hydraulic tension system that the bottom drives of this vintage.
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