Fan Curve/Turn, Glossary and Terms, Amusement, Recreation & Ticket Services
List of United States Amusement & Recreation Services, Ticket Service, Guide Service
"Fan Curve/Turn"
A turn on a wooden coaster designed with a sweeping curve from the entrance to the exit of the turn. Fan curves are usually used to describe a change of direction of less than 90-degrees and turn is used to describe a change of direction of 90-degrees or more.