Winner of the Australian Construction Achievement Award 2024, The Rookwood Weir (Managibei Gamu) is the largest weir built since World War 2; designed with an innovative fish and turtle passage for support of upstream navigation and breeding the weir holds up-to 860,000 megalitres of water annually, the same as over 34,000 olympic swimming pools. Schwarz were engaged as the bulk earthworks subcontractor, providing wet hire plant and equipment for the 400,000 cubic metre cut to fill scope.