Technical sheet
Typology
Architectural Heritage
Protection
Monumento Nacional (1907)
Period 12th century (Porta Especiosa - 16th century)
Author(s)
Mestre Roberto (Romanesque part, attr.), João de Ruão and Nicolau de Chanterene (Porta Especiosa, attr.)
Date
2004 - 2005
Service
Conservation-restoration
Work
Architectural survey; Conservation condition survey and mapping; Conservation-restoration
Areas
Roof and façades (including Porta Especiosa)
Materials
Stone (Ançã limestone and dolomitic limestone); renders; glazed ceramics; wood; stained glass
R&D
Due to the extreme fragility of the Porta Especiosa limestones, Nova Conservação and italian company Tecno Edile Toscana, with the scientific support of specialist José Delgado Rodrigues (LNEC), developed two formulations for restoration mortars specific to the intervention, as well as their respective application methodologies.