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| Re: PHOTOS: SHOO FLY TWO (1276203) | |||
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Re: PHOTOS: SHOO FLY TWO |
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Posted by Bill West on Wed Feb 19 04:12:19 2014, in response to PHOTOS: SHOO FLY TWO, posted by Jersey Mike on Wed Feb 19 00:38:55 2014. The hoop things on the 138kV insulators are outlying spark gaps to supplement the lighting arrestors in the substations. They cut down the lightning strikes to something the arrestors can finish off.Looks like it was great day for a bike ride, thanks for the tour. Bill |
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