我国的公路建设越来越多,但是现在很多的公路会通过江河,因此是需要由桥梁连接的。因此为了使得桥梁连接处更加的安全,质量有保证,并且合理,一般都采取中小跨径公路桥梁结构的设计方案。因为这种方案比较节省人力物力,很是方便。但是往往就是因为它的方便,使得人们偷工减料,导致桥梁的质量安全出现极大问题。 There are more and more roads in our country, but nowadays many roads will pass through rivers and therefore need to be bridged. Therefore, in order to make the bridge junction more secure, quality assurance, and reasonable, generally take the small and medium-span highway bridge structure design. Because this program saves manpower and resources, it is convenient. But often because of its convenience, making people cut corners, resulting in a serious problem of quality and safety of the bridge.