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Built in 142 BC, the Pons Aemilius, later named Ponte Rotto (broken bridge), is the oldest Roman stone bridge in Rome, with only one surviving arch and pier. However, evidence suggests only the abutment is original to the 2nd century BC while the arch and pier perhaps date to a reconstruction during the reign of Augustus (27 BC – 14 AD). [ 39 ]
The first level of the Pont du Gard adjoins a road bridge that was added in the 18th century. The water conduit or specus, which is about 1.8 m (6 ft) high and 1.2 m (4 ft) wide, is carried at the top of the third level. The upper levels of the bridge are slightly curved in the upstream direction.
The largest bridge dam was the Band-e Kaisar which was erected by a Roman workforce on Sassanid territory in the 3rd century AD. [38] The approximately 500 m long structure, a novel combination of overflow dam and arcaded bridge , [ 39 ] crossed Iran's most effluent river on more than forty arches. [ 40 ]
Ponte Sant'Angelo in Rome, Italy Roman stone pillar bridge in Trier, Germany. The arches were added in the 14th century. Pons Cestius, Rome, during a flood. This is a list of Roman bridges. The Romans were the world's first major bridge builders. [1] The following constitutes an attempt to list all known surviving remains of Roman bridges.
The world's longest suspension bridges are listed according to the length of their main span (i.e., the length of suspended roadway between the bridge's towers). The length of the main span is the most common method of comparing the sizes of suspension bridges, often correlating with the height of the towers and the engineering complexity involved in designing and constructing the bridge. [4]
Trajan's Bridge (Romanian: Podul lui Traian; Serbian: Трајанов мост, romanized: Trajanov most), also called Bridge of Apollodorus over the Danube, was a Roman segmental arch bridge, the first bridge to be built over the lower Danube and considered one of the greatest achievements in Roman architecture. Though it was only functional ...
The remaining, isolated structure at the downstream side has often been incorrectly referred to as a bridge of its own. [6] The Nysa Bridge was the second largest bridge substruction of its kind in antiquity, only surpassed by the nearby Pergamon Bridge. [1] By comparison, the width of a normal, free standing Roman bridge did not exceed 10 m ...
The Ponte San Lorenzo is 53.30 m long and 8.35 m wide. [4] The date of its construction is fixed by a bridge inscription to between 47 and 30 BC. [3] The bridge is of particular importance in the history of ancient technology for its flattened arches and slender piers.