Guyed structures have become the dominant type for use on transmission
lines remote from urban areas or where land use restrictions are proh
ibitive. All other attributes, including cost of materials, erection a
nd performance are positive and the continuing pace of innovations of
types and techniques is adding to their attractions. This review of ol
d and new types and practices illustrates adaptability and some of the
many new ideas produced in response to frequently changing demands an
d conditions.