The viaduct that carries the South Bay Expressway over the Otay River won International Bridge Technologies several awards. France-based Systra bought the Kearny Mesa design and engineering firm in August. Photo courtesy of Systra IBT

The viaduct that carries the South Bay Expressway over the Otay River won International Bridge Technologies several awards. France-based Systra bought the Kearny Mesa design and engineering firm in August. Photo courtesy of Systra IBT

— Generations of mentors have made International Bridge Technologies into the engineering firm it is...

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