There are 25,000 miles of above ground power lines in Northern California. PG&E wants to bury 10,000 miles of them in the next decade with the focus on fire threat areas. But it's a notoriously slow and expensive process so PG&E heard pitches Tuesday from nine companies with inventions that could speed it up.
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It's the utility's first Innovation Pitch Fest on the heels of a summer innovation summit. Six-hundred contenders were whittled down to this week's 54 finalists.
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PG&E said the big advantage to having the lines underground is to make the system more reliable so there is less potential for weather-related events and outages.
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PG&E hopes to bury 350 miles of cable by the end of this year. Right now, they're digging in San Mateo and Woodside and in Concord along Kirker Pass Road.