The Cut River Bridge carries US 2 across the Cut River in Hendricks Township , Mackinac County . This structure was built during World War II but completion was delayed due to war @-@ induced steel shortages . The span uses 888 short tons ( 793 long tons ; 806 t ) of structural steel to bridge the 641 feet ( 195 m ) over the river and its gorge at a height of 147 feet ( 45 m ) above the river . The Cut River Bridge is one of only two cantilevered deck truss bridges in the state . On either side of the bridge , it are picnic areas and trails down to the river .