Crack pattern survey
Execution of the survey of the crack pattern aimed at determining the main critical issues of the elements investigated from a constructive and structural point of view. Based on the available architectural geometric survey, the mapping of the crack pattern involves the graphic representation in plan and elevation where available of the evident critical issues of a mechanical nature. In particular, the crack pattern is described according to increasing levels of importance, the presence of structurally significant alterations such as out of plumb, bulging or subsidence, and any other state of alteration that may comport the decay of the resistant characteristics of the structure. Technical references: Stone materials and plasters. Classification (UNI NorMal 1/88 and 11182:2006); Ministerial Decree 1 July 2022: “Guidelines for the classification and management of risk, safety assessment and monitoring of existing bridges” – defect data sheets