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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.

    Highlights

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    Overhead Transmission

    Understanding Wind Load Design for Power Lines

    Feb. 3, 2025
    Transmission line design is a complex process that requires looking beyond the design wind speed.
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    Podcasts

    Line Life Podcast: A More Bird-Friendly Sky

    Sept. 13, 2024
    This audio story explores how a Scottish utility can divert birds from power lines through a combination of drones, robots and specially designed visual signals.
    Photo courtesy of SSEN Transmission.
    Overhead Transmission

    A More Bird-Friendly Sky: Robots and UAVs Install Bird Diverters

    Aug. 6, 2024
    A combination of drones, robots and specially designed visual signals can divert birds from Scottish power lines.
    Photo courtesy of Eversource.
    Overhead Transmission

    FERC 1920: Meeting Electricity Demand with Faster Planning, Better Cost Recovery

    June 27, 2024
    FERC’s most far-reaching rule in decades is all about planning, building a more resilient grid and how to pay for upgrades.
    Photo courtesy of ATC.
    Overhead Transmission

    T&D World Interview: ATC CEO Teresa Mogensen

    May 3, 2024
    Transmission utility ATC hired an industry veteran as its CEO, and she answers T&D World's questions about the utility industry.

    Recommended

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    Resources

    Wildfire Risk Mitigation

    Feb. 16, 2022
    Learn about the tools and practices that minimize power equipment caused fires.
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    Overhead Transmission

    Crews to Initiate Reconstruction Works on 220 kV Far West NSW Transmission Line

    Feb. 27, 2025
    Eight permanent steel structures will be installed on the 3.5 km section of the transmission line damaged by the extreme weather event in October.
    ID 164491805 © Nskyr2 | Dreamstime.com
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    Overhead Transmission

    PJM Aims for $6 Billion in Transmission Projects Across Eastern States

    Feb. 27, 2025
    The companies will develop the projects through the recently formed Valley Link Transmission Company LLC joint venture.
    ID 39728737 © Zlikovec | Dreamstime.com
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    Overhead Transmission

    The Perfect Storm Threatening the Electric Grid

    Feb. 18, 2025
    Aging infrastructure, rising electricity demand, and policy roadblocks are colliding to create a perfect storm that threatens the reliability of power grids—are we prepared to...
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    Overhead Transmission

    EnergyCo NSW Collaborates with Transgrid to Develop the Hunter Transmission Project

    Feb. 13, 2025
    The project involves building a above-ground 500 kV transmission line of around 100 km between Bayswater in the Upper Hunter and Olney in the Lower Hunter to connect the existing...