Arrowhead-Weston Case Study Page 1 of 2 Steel Monopoles Leave Light Footprint on the Environment The need for a new line was clear. A large portion of northwestern Wisconsin’s transmission grid was built to meet the electricity needs of the 1940s and 1950s. By the late 1990s, the state’s demand for electricity was growing 2% - 3% each year. The existing line could not reliably accommodate this kind of growth and threatened, under certain load con

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