ASCE/SEI 48-05, Design of Steel Transmission Pole Structures specifies requirements for the design, testing, assembly, and erection of cold-formed tubular members and connections for steel electrical transmission pole structures. Topics discussed in this standard include • loading, geometry, and analysis • design of members • design of connections • detailing and fabrication • testing • structural members and connections used in foundations • quality assurance/quality control • and assembly and erection. Also included are a supplementary commentary section and appendices. The primary resource document for the development of this standard is ASCE Manual 72.