Diagnosis apparatus and diagnosis method for bridge with play gap abnormality

摘要

PROBLEM TO BE SOLVED: To diagnose whether or not initial construction failure of a bridge is made against damage due to loss of clearance, which is indistinguishable by visual appearance, tilt and/or change of abutment and/or pier of bridge. Diagnosis of whether or not the condition has occurred, bridge abutments, abutment pile foundations, abutment direct foundations, pier caisson foundations, said pier pile foundations and/or said bridge pier direct sideways movement with inclination A diagnostic device for a bridge having a play gap abnormality, which can perform at least one of the following: a diagnosis as to whether or not there is an occurrence, and a diagnosis as to whether or not damage has occurred in the bearing and/or expansion device. I will provide a. A temperature measuring unit 11 and a play width measuring unit 12 are provided. [Selection diagram]