HISTORY OF ROMAN ARCHITECTURE
Pont du Gard No.1
: Pont du Gard, France, Nimes; late B.C.1c.(about B.C.20)
- The aqueducts and bridges in Roman period exist in Rome, Merida, Segovia, Tarragon in Spain and Nimes in France.
Pont du Gard in Nimes is one of the famous one which preserve original style of Augustus era. Now the bridge exists about 300m long, 49m above of the river.
- The bottom arches, which spans are 15.75m to 21.5m, are about 155m long, 20m high.
On the top of the bottom arches is a 7m wide road which has expanded for the trafic of cars in 1743.
The middle arches are same spans of the bottom arches and the length is about 265m in total. The height of middle part is about 21m and width is 5m.
On the top of the 35 small arches, about 8.5m high 3m wide, support the waterway.
The big arch, the bottom arch and middle arch, have 3 times or 4 times of the small arch in span and 6 times of the small arch in height.
- There was only 17m fall from the headwaters to Nimes and that meant the incline was 34cm per 1km.
Photo: Yasuhiko Nishigaki
||: [No.2]detail, panoramic view
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