In the story, a large underground distribution cable — the Scattergood-Olympic transmission line — had a failure in the late 1980s. The 10 mile line has three high-voltage phases and when the ...
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HECO completes difficult underground repairs in Chinatown, restoring power to hundredsThe cause of the arc flash is being investigated, but HECO says it may have occurred in a splice connecting two high-voltage cables. Crews were working in cramped tunnels underground to fix the ...
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