Textbook in PDF format Manual has become a go-to resource for many engineers. Created as a design reference, the book consolidates basic information needed to evaluate the design, construction, and uprating of overhead transmission systems. Whether you are an entry level engineer or a seasoned professional, this manual is a useful guide for overhead conductors and line design. A Sampling of Topics: Introduction to basic overhead conductor concepts, including overviews of electrical and mechanical characteristics. Sag and tension concepts and calculations. Basic installation guidelines. Thermal ratings of overhead conductors in steady-state and transient conditions. Mechanical effects of high-temperature operation. Environmental effects, including radio noise, audible noise, and electrical and magnetic fields. Design of new transmission lines. Voltage uprating of existing lines. Thermal uprating of existing lines