Almost 1000 people have joined a class-action lawsuit against SA Power Networks, claiming $150 million in damages following the devastating Adelaide Hills bushfires last year. Woodside man Kris Thrower, who is still haunted by the devastation of December 20, is one of them. "The constant anxiety, once this sort of thing's happened in your life, the anxiety's massive," Mr Thrower said. A class-action lawsuit is targeting SA Power Networks over the devastating Adelaide Hills bushfire.(9News) READ MORE: "You just find you can't relax beyond it, you can't stop thinking about it." A 24-metre tree fell on high-voltage conductors, sparking the fire that tore through 25,000 hectares, claiming the life of Ron Selth and destroying more than 80 homes.