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If you
regularly drive along Loop Road, you've probably been
curious about a four-pole structure adjacent to St.
Paul's Catholic Church. This Loop Road section of
transmission line is vulnerable to weather-related tree
damage. When a branch hits the Loop Road line, the
fault travels back to the closest transmission breaker,
located in Lemon Creek. The breaker recognizes the
fault and isolates and protects the rest of the system
from the outage. This structure houses such a
breaker.
Before AEL&P installed the Lemon Creek breaker, you
might recall how a tree in the Loop Road line would
cause an area-wide outage. Recently, a tree in the
Loop line caused an outage extending
"upstream" to the Lemon Creek breaker,
affecting about half of Juneau. Now that the new
breaker is operational, this type of outage may still
affect many of our valley customers, but it will no
longer cause an outage to our Auke Bay, Airport area and
Lemon Creek customers.
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