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- How an idea that started in Europe years ago, is solving biggest complaint environmentalist have with Wind energy industry in the US
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How an idea that started in Europe years ago, is solving biggest complaint environmentalist have with Wind energy industry in the US
Retired wind turbine blades are being repurposed as girders for pedestrian bridges in the US and Europe.
Wind energy has always carried an awkward secret. The turbine blades that spin cleanly for two decades are a nightmare to get rid of once they stop. They’re built from reinforced fiberglass, which resists recycling in a way the rest of the turbine doesn’t—roughly 90% of a wind turbine is recyclable, according to the US Department of Energy, but the blades keep landing on the wrong side of that number.That gap has handed critics of wind power an easy talking point for years. Now a fix that took shape in Ireland back in 2019 is quietly answering it, and it’s showing up on American soil. Decommissioned blades are being turned into girders for pedestrian bridges, swapping out steel and giving the fiberglass a second working life instead of a spot in a landfill.
Recycled wind turbine blades are now holding up bridges in the United States
The concept grew into a venture called BladeBridge and later the Re-Wind Network, a research group pulling in Georgia Tech, University College Cork, Queen’s University Belfast, and City University of New York, among others. In early 2022 the network unveiled its first working bridge in Cork, built from two retired blades, with the tips buried underground for support.By 2025 the idea crossed the Atlantic. A blade decommissioned in Colorado became a bridge near Atlanta, spanning a difficult creek to open up a previously unreachable stretch of a park. The team behind it called the project a reuse rather than a recycling job.
Wind turbine blade waste
is a problem that keeps growing
The timing matters. The US is projected to face 2 million tons of blade waste by 2050, while Europe’s figure sits closer to 7.6 million tons. Europe alone will have more than 40,000 turbines needing decommissioning by 2030, and over 80,000 by 2040.Before the first Irish bridge went up, researchers tested each blade’s strength, load-bearing capacity, and compression, then ran computational models to confirm it was safe. The result turns a persistent complaint into functional infrastructure—one bridge at a time.
