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    Typically 69 kV all the way up to 1200 kV, these lines transfer power in bulk from generation stations to city centers.

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    Photo courtesy of ATC.
    Photo by Heimdall Power.
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    Highlights

    The Ameren Illinois Roxford substation. The infrastructure project included substation upgrades and new transmission structures. Photo by Ameren.
    Substations

    Unique Solutions Guide Infrastructure Upgrades

    April 8, 2024
    Ameren Transmission works with partner to replace a transmission tower and upgrade a substation, with a positive impact on the Diverse Supplier Program along the way.
    Photo 67237948 © Stephan Pietzko | Dreamstime.com
    Overhead Transmission

    National Grid Drops out of Twin States Clean Energy Link Transmission Project

    March 13, 2024
    The Twin States Clean Energy Link, a 211-mile, 1,200 MW high voltage direct current power line, had won the support of the Department of Energy with funding from the Transmission...
    Photo by Basin Electric.
    Overhead Transmission

    Basin Electric’s Two 345 kV Transmission Projects Approved by Regulators

    March 12, 2024
    The 15-mile Pioneer-to-Judson 345-kV line will connect the Pioneer Generation Station Phase IV project to the Judson substation near Williston.
    Photo by Philip Kamrass/ New York Power Authority.
    Overhead Transmission

    NYPA Uses Line Monitoring Technology to Protect Power Line Health in Winter

    Jan. 22, 2024
    NYPA uses fiber-optic sensing, based on the principles of distributed acoustic sensing, to identify power line conditions in real time.
    Photo by Jonathan Schwind, Entergy.
    Overhead Transmission

    In Photos: Entergy Rebuilds its Mississippi River Crossing

    Dec. 15, 2023
    Throughout the entirety of the wire pull operation, the team battled Mother Nature with daily shutdowns because of storms and lightning.

    Recommended

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    Resources

    Wildfire Risk Mitigation

    Feb. 16, 2022
    Learn about the tools and practices that minimize power equipment caused fires.
    Christine_Kohler/iStock/Getty Images Plus
    Overhead Transmission

    MISO Selects Ameren Transmission for $273M Transmission Project in Missouri

    April 4, 2024
    This project is the fifth competitively bid project from the Long Range Transmission Planning (LRTP) Tranche 1 portfolio approved by MISO’s board of directors in 2022 and the ...
    Photo 293418015 © Robert D Brozek | Dreamstime.com
    Overhead Transmission

    BLM Approves 230 kV Transmission Line Project In Wyoming

    April 3, 2024
    The gen-tie line will cross approximately 4.7 miles of public lands and connect the Rock Creek wind facility, expected to generate 590 MW of clean energy to the Wyoming electric...
    FirstEnergy
    Overhead Transmission

    FirstEnergy’s American Transmission Systems Upgrades Two 138 kV Power Lines

    April 3, 2024
    The project is anticipated to boost the regional transmission system and improve service reliability for nearly 5,000 customers of FirstEnergy’s The Illuminating Company.
    Photo 162583910 © Jekaterina Sahmanova | Dreamstime.com
    Overhead Transmission

    Ameren Transmission and WVPA Partner To Develop Limestone Ridge Project In Southeast Missouri

    April 1, 2024
    The project includes a 15 mile, 138-kV transmission line and two state-of-the-art substations.