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EC Source-S&L joint venture rebuilding AEP 69kV Texas transmission line

American Electric Power is having one of its Texas transmission lines upgraded for a potential capacity expansion.

ECSL, a joint venture of EC Source and Sargent & Lundy, is rebuilding 28 miles of wooden structures with 485 steel supports to help improve reliability on the Yellowjacket-Junction transmission line near Menard. The rebuilt 69kV line will accommodate a 138kV energized line if customers need more capacity, according to the release.