2. Some are carved with two dragons and flowers at both ends.
3. Some are engraved with two faucets touching each other in a figure of eight, with water in their mouths. 4. Some are engraved with two intertwined dragons, and their mouths spit out beautiful water. Some are carved with two dragons, their forepaws touching and looking back at the front. Some of them are also engraved with dragon play beads. All the dragons seem to be swimming as if they were alive.
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Cultural relic value
According to the research of bridges in the world, the open-shouldered arch structure in Zhao Zhouqiao did not appear in Europe until the middle of the 9th century, which was later than that in China 1200 years ago.
The design and construction of Zhao Zhouqiao conform to the mechanical principle, with reasonable structure and scientific site selection, which embodies the great achievements of ancient science and technology in China.
Zhao Zhouqiao is the largest span and the most intact single-hole open-shouldered stone arch bridge in the world. Its unique construction technology is the first "open-shouldered arch" structure in the history of bridges in the world, which has high scientific research value.
The carving knife method is vigorous and powerful, and the artistic style is novel and bold, which shows the rich, rigorous and elegant stone carving style of Sui Dynasty. The pattern of the bridge body is finely carved and has high artistic value. Zhao Zhouqiao occupies an important historical position in the history of bridge architecture in China, and has a far-reaching influence on bridge architecture in the world.