Ultra-Long Span Arch Feasibility

摘要

Currently the longest span arch bridge in the world is the Chaotianmen Bridge in Chongqing, China,rnwith a main span of 552 metres. Recently there have been several proposals for much longer spanrnarch bridges but these have yet to progress to design and construction. This paper reports on a pilotrnstudy to assess the feasibility of constructing an arch bridge with a main span of 750 metres.