anticipated to alter the power line's structure. References Notes Citations External links Map of Path 27's course, including overhead electrode lines, locations of converters and grounding points, Google Maps Intermountain HVDC transmission system, The ABB Group https://web.archive.org/web/20050526185217/http://www.transmission.bpa.gov/cigresc14/Compendium/IPP.htm https://web.archive.org/web/20050426153127/http://www.transmission.bpa.gov/cigresc14/Compendium/Ipp+Pictures.pdf See also Pacific DC Intertie - a similar HVDC system running through the Western U.S. List of HVDC projects Western Interconnection Energy infrastructure in California Energy infrastructure in Nevada Energy infrastructure in Utah HVDC transmission lines