As an old bridge type, arch bridge has his characteristic technical superiority such as long crossing ability, economical cost, less cost on Maintenance, and beautiful shape.
拱桥作为一种古老的桥型，具有跨越能力大、造价经济、养护维修费用少、造型美观等特有的技术优势。
Steel tubular arched bridge is a new type of bridge with the characteristic of beautiful shape and reasonable stress.
钢管拱桥是近年来使用的新桥型，具有造型美观受力合理的特点。
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