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  • See how Oroville dam spillway transformed from May-November in two minutes

    This compilation of drone footage from May 20, 2017 through November 1, 2017 highlights the transformation of Lake Oroville’s main spillway during repairs. Kiewit Infrastructure has led the massive construction effort to repair and reconstruct the main spillway by Nov. 1, 2017 to handle flows of 100,000 cubic-feet per second this winter.