Early 20th-Century Mortars from National Theatre of São João (Porto, Portugal): Characterization of Degradation Mechanisms
National Theatre of São João (TNSJ), the main theatre in the city of Porto, was built in 1918. Its architectural design, by architect Marques da Silva, is characterized by a structural system based on traditional load-bearing masonry walls with large granite blocks. In contrast, other architectural elements, such as sl...