Nguyen Van Troi Bridge — originally named Nguyen Hoang Bridge before 1975 — was built in 1965 by the American contractor RMK. Spanning 513.8 meters across the Han River with 14 steel pony truss spans, the bridge measures 10.5 meters wide, including an 8.5-meter roadbed. This was the first road bridge across the Han River, constructed by the U.S. to …