The Seminole Gulf Railroad crosses the Caloosahatchee River in North Fort Myers, Florida. The original bridge at this site was built as a swing bridge by the Alantic Coast Line Railroad in 1903. This bridge was modified in 1977. The main span was converted to a bascule through truss drawbridge. The approaches to the bridge are wooden trestles. Many railroads have used this crossing including: Alantic Coast Railroad, CSX Railroad, Family Lines System, Seaboard Coast Line Railroad, Seaboard System Railroad, Seminole Gulf Railroad.