Alcántara Bridge

Alcántara Bridge
Coordinates39°43′21″N 6°53′33″W / 39.7224°N 6.8924°W / 39.7224; -6.8924
CrossesTagus River
LocaleAlcántara, Spain
Heritage statusListed as cultural heritage since 1921
Characteristics
DesignRoman arch bridge
MaterialStone
Total length181.7 m (596 ft)
Width8.6 m (28 ft)
Height45 m (148 ft)
Longest span28.8 m (94 ft)
No. of spans6
Load limit52 t (57 short tons)
History
DesignerCaius Julius Lacer
Construction start104 AD
Construction end106 AD
Location

The Alcántara Bridge (also known as Trajan's Bridge at Alcantara) is a Roman bridge at Alcántara, in Extremadura, Spain. Alcántara is from the Arabic word al-Qantarah (القنطرة) meaning "the arch". The stone arch bridge was built over the Tagus River between 104 and 106 AD by an order of the Roman emperor Trajan in 98.