- Dec 9, 2020 5:16 pm GMT
Dominion shares their “lessons learned” on a very successful strategic undergrounding program. Early-on they ....”found that SAIDI just was not the best measure for big storms. TLR measures the time from last out to last restored.” TLR is “total length(time) of restoration”. See their great customer video at https://lnkd.in/gVHpiVG.
As of September 2020, Dominion Energy has invested US$748 million and moved nearly 4000 separate tap lines, totaling 1502 miles (2417 km), underground. By converting these tap lines to underground, Dominion Energy has, in essence, eliminated 2139 annual events.
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