2017年4月2日 星期日

The Puente Romano (Spanish for Roman Bridge)

Puente Romano
羅馬橋
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The Puente Romano (Spanish for Roman Bridge) is a Roman bridge over the Guadiana River at Mérida, Spain. It is the world's longest surviving bridge from ancient times, having once featured an estimated overall length of 755 m with 62 spans.[1] Today, there are 60 spans (three of which are buried on the southern bank) on a length of 721 m between the abutments. Including the approaches, the structure totals 790 m. It is still in use, but was pedestrianized in 1991.

Puente Romano
Puente Romano y Puente de Lusitania, Mérida.jpg
Puente Romano as seen from Alcazaba of Mérida
Coordinates38°54′47″N 6°21′03″WCoordinates38°54′47″N 6°21′03″W
CrossesGuadiana River
LocaleMérida, Spain
Characteristics
DesignArch bridge
MaterialGranite ashlar
Total length790 m (incl. approaches)
WidthCa. 7.1 m
Longest span11.6 m
No. of spans60 (incl. 3 buried)
History
Construction endReign of Trajan (98–117 AD)
Puente Romano is located in Spain
Puente Romano
Puente Romano
Location in Spain

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