Gokteik Viaduct was constructed by the Pennsylvania Steel Company
Gokteik Viaduct is in the Shan state of Upper Burma. This bridge is 320 feet in height and 2,250 feet in length. Gokteik Viaduct consists of ten spans. It was one of only major construction contracts awarded to an American company during British colonial rule. When it opened, it was the second longest bridge in the world and considered a marvel of steel and US engineering.