GRP composite solves corrosion problems at wastewater treatment plant The corrosive e?ects of e?uent seriously damaged the aluminium bridge deck at the wastewater treatment plant in Aars, Denmark. The plant management decided to install a new deck built of GRP planks supplied by Fiberline Composites. Plant manager Poul Vejen: “The key consideration was safety. The aluminium could not withstand long-term exposure to e?uent. The edges of the existing planks were eaten away and holes appeared. The bridge eventually became unsafe to walk on, particularly when carrying heavy loads.But rotting caused by corrosion was not the only problem. When the aluminium panels expanded, they also moved and buckled, precisely where they needed to be strongest. ”The bridge had become unpleasant and unsafe to w

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