The main contents of this book include: overview, planing study of bridge, technical standards and general layout, overall design of beam bridge, arch bridge, cable-stayed bridge, suspension bridge, composite structure bridge, environmental protection and landscaping design of bridge, bridge maintenance, monitoring and repair design , life cycle design and engineering risk analysis, etc.. It covers various aspects of bridge planning, design, construction, maintenance, etc., and introduces key technologies for the development of current bridges, which is very informative. It is highly instructive and practical, suitable for bridge construction personnel engaged in bridge planning, design, scientific research. It can also be used as a reference for teachers and students of related majors in universities and colleges.