One startup’s paper-thin stainless steel could change how bridges are built

Allium Engineering, a startup, has developed a paper-thin stainless steel coating for rebar that could revolutionize bridge construction. This innovative approach aims to reduce the amount of concrete required while extending the lifespan of bridges. The key innovation lies in the stainless steel coating, which protects the rebar from corrosion, a common issue that leads to premature deterioration of bridges. By using this coated rebar, engineers can potentially reduce the thickness of the concrete, resulting in a lighter and more cost-effective structure. The reduced concrete requirement not only saves on material costs but also lowers the overall environmental impact of bridge construction. Additionally, the stainless steel coating is expected to significantly prolong the bridge's lifespan, reducing the need for costly repairs and maintenance over time. This technology has the potential to transform the bridge-building industry, offering a more sustainable and efficient approach to infrastructure development. As the startup continues to refine and scale its solution, it could pave the way for a new era of bridge construction that prioritizes both economic and environmental considerations.