Title : 
Modifying Existing 138-kV Transmission Towers to 230-kV Capacity
         
        
            Author : 
Wood, Brian C. ; Moore, Timothy L.
         
        
            Author_Institution : 
Sargent & Lundy, LLC, Chicago, IL
         
        
        
        
        
        
            Abstract : 
In order to satisfy growing electrical demand in the San Diego, California area, San Diego Gas and Electric Company (SDG&E) is modifying existing transmission towers to maximize right of way utilization. Recent projects include modifying existing 138-kV towers to 230-kV capacity. Design considerations including construction methods, and electrical and structural requirements are discussed
         
        
            Keywords : 
poles and towers; 138 to 230 kV; SDG&E; San Diego Gas and Electric Company; San Diego, California; construction methods; electrical demand; electrical requirements; right of way utilization; structural requirements; transmission towers; Bridge circuits; Conductors; Costs; Distributed parameter circuits; Insulator testing; Lattices; Plastic insulation; Poles and towers; Transmission lines; Voltage;
         
        
        
        
            Conference_Titel : 
Transmission and Distribution Conference and Exhibition, 2005/2006 IEEE PES
         
        
            Conference_Location : 
Dallas, TX
         
        
            Print_ISBN : 
0-7803-9194-2
         
        
        
            DOI : 
10.1109/TDC.2006.1668663