Engineering Innovation Podcast and Radio Series

Underground Power

PostedMay 26, 2007

Download File (mp3)

Randy Atkins:  Growing cites need more electricity, but…

Keith Tieszen:  It’s difficult to get enough property these days to put in a conventional station, and we get all the opposition of “not in my backyard”-type syndrome.

Randy Atkins:  That’s Keith Tieszen, an electrical engineer for Anaheim, California, where they’ve built this country’s first underground electrical substation with a neighborhood park on top.  Wires are insulated with special gas, rather than the six-feet of air usually needed.

Keith Tieszen:  In the gas environment you can put them within 4 inches of one another.

Randy Atkins:  Since it’s not exposed to outdoor elements, he says there’s less maintenance.

Keith Tieszen:  It’s more expensive, but it also is more reliable once we have it installed.

Randy Atkins:  With the National Academy of Engineering, Randy Atkins, WTOP Radio.