自18世纪末至21世纪初的200多年里,随着大工业的兴起和交通运输的需要而发展起来的桥梁,桥型由小、中型铁链杆桥、钢梁桥、拱桥、混凝土梁桥向大跨度的连续梁桥、斜拉桥、结合梁桥、悬索桥、钢管拱桥、反吊桥、水下密封隧道桥等多样化桥式发展,桥梁的跨度由数百米向数千米飞跃发展,逐步实现了当代世界桥梁建设 From the late 18th century to early 21st century, more than 200 years, with the rise of large industries and transport needs of the development of the bridge, the bridge from small, medium-sized chain bridge, steel beam bridge, arch bridge, concrete beam bridge Span bridge, cable-stayed bridge, combined beam bridge, suspension bridge, steel arch bridge, anti-suspension bridge, underwater sealing tunnel bridge and other diversified bridge development, the span of the bridge from hundreds of meters to thousands of meters leap development, and gradually Realize the bridge construction in the contemporary world