The Pont de Pierre (French; Italian: Ponte di pietra), meaning "Stone Bridge", is a Roman bridge in the Italian city of Aosta in the Aosta Valley.
[1] The arch vault consists of large voussoirs and shows a comparatively flat profile (span to rise ratio 3:1).
[2] The facing was built of pudding stone, the spandrels filled with Roman concrete.
[1] The structure is dated to the second half of the reign of Augustus (30 BC–14 AD), who had earlier founded the military colony Augusta Praetoria at an important road junction (24 BC).
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