Technical sheet
Typology
Architectural Heritage
Historic Interiors/Objects
Period 20th century (1928-1953)
Author(s)
Architects: Gerardus van Krieken and João Antunes
Date
2014 - 2015
Service
Conservation-restoration
Work
Conservation and requalification; conservation condition survey and recording; conservation activities mapping; conservation-restoration; consolidation of soft limestones via biomineralisation.
Areas
Pavements, walls, vaults, altars, sculptures, mosaics in the tympanum of the main atrium and in the triumphal arch of the chancel
Materials
Stone (local soft limestone, microcrystalline limestone, marble); Others (glass tesserae)
Analyses
Plaster analysis (Hércules Laboratory)
R&D
The bioconsolidation of a set of soft limestone elements inside the Basilica (7 areas on the access corridor to the South side chapels) was verified and objectively demonstrated via sampling for detection and recount of carbonatogenic bacteria (Granada University); drilling resistance/DRMS tests (LNEC); Karsten tube test; peeling test; and qualitative analysis of salts.
Presentation
“Uma questão de culto: a abordagem integrada da conservação e restauro do património religioso”, in Património Recuperado: Jornadas de Conservação e Restauro – Boas Práticas no Santuário de Fátima. Comissão dos Bens Culturais da Igreja, 2017
Notes
The intervention was developed by Nova Conservação in consortium with the company Ramos Catarino, S.A.
