Bosphorus Bridge is and the total height of the towers is . The clearance of the bridge from sea level is . Upon its completion in 1973, the Bosphorus Bridge had the fourth-longest suspension bridge span in the world, and the longest outside the United States (only the Verrazano-Narrows Bridge, Golden Gate Bridge and Mackinac Bridge had a longer span in 1973). The Bosphorus Bridge remained the longest suspension bridge in Europe until the completion of the Humber Bridge in 1981, and the longest suspension bridge in Asia until the completion of the Fatih Sultan Mehmet Bridge (Second Bosphorus Bridge) in 1988
Otowi Suspension Bridge National Laboratory, which became nationally important during World War II. It was also the only public highway suspension bridge in the state and was the best-rated bridge in the state in a 1987 survey. It was a contributing property in the listing of the Otowi Historic District to the National Register in 1975. Otowi Suspension Bridge The Otowi Suspension Bridge, spanning the Rio Grande River near San Ildefonso, New Mexico, is a wooden suspension bridge built in 1924. It was listed on the National Register of Historic Places in 1997. The bridge has been closed to vehicular traffic since the