The arch sky belly arch and arch culvert crack disease analysis of arch bridge

摘要

Arch type on an empty stomach type arch bridge and push culvert in the disease that can arise different level under temperature role. The reason that article produces for disease is analysed, push, Dao act on without the foot arch of circular arc in permanent year and temperature power calculation formula, have pointed out the theoretical source that the arch sky belly arch and arch culvert crack disease of arch bridge produce, and have made to administer the measure of this kind of disease.