Preventive Conservation in an Outdoor Sculpture Collection

2018 ◽  
Vol 63 (sup1) ◽  
pp. 428-430
Author(s):  
Sagita Mirjam Sunara ◽  
Neven Peko ◽  
Ivana Miletić Čakširan
2021 ◽  
Vol 10 (82) ◽  

There are sculptures and monuments in the public areas, the gardens of public and private buildings and private residences in the cities that we live in. These works of art face severe pressure due to rays of the sun, heat, humidity, gases that can easily transform into acids after interacting with water (such as CO2, SO2, NOx), solid particles carried over by birds and wind and human activities. Thus, they can be damaged due to these different pressure sources. Preventive conservation is a good solution for conservation the works of art. However, the deteriorations that occur in outdoor sculptures due to environmental impacts may be so intense that they preventive conservation applications may not be sufficient. In such cases, it is necessary to apply active conservation methods. Therefore, the conservation of outdoor works of art may be possible only by applying active and preventive conservation in coordination as part of the long-range maintenance plan. Information will be provided in our study on long-range maintenance planning that should be carried out for conserving outdoor sculptures, stages of preventive conservation, fundamental preventive conservation suggestions and primary active conservation methods. In addition, discussions will also be carried out regarding who should apply the preventive and active conservation methods in order to ensure that the works carried out for the conservation of the works of art are successful. Keywords: Preventive conservation, active conservation, long-range maintenance plan, condition survey


Geosciences ◽  
2021 ◽  
Vol 11 (6) ◽  
pp. 246
Author(s):  
Irma Della Giovampaola

Archaeological sites are affected by changes due to a natural deterioration process over time. If not prevented, this may compromise the functionality of the cultural property, and in turn become pathological and result in degradation. Monitoring through innovative technologies paves the way towards an effective planned maintenance activity and therefore preventive conservation. The monitoring project of the Parco Archeologico del Colosseo was inspired by the desire to build a system of protection and conservation at the service of sustainable exploitation. Established by Ministerial Decree 12 January 2017 in art. 3, the park is an independent cultural site of the Ministry of Culture. It includes the central area of Rome—the Roman Forum, the Palatine, the Colosseum and the Domus Aurea—and has an extension of about 77 hectares, of which about 32 are buildings. With these objectives, the Parco Archeologico del Colosseo has launched a static and dynamic monitoring project consisting of six fundamental levels of activities. The project involves the creation of a multi-parameter system of permanent control of the entire archaeological area, with the associated indicators of the level of risk, for which it is necessary the combined use of innovative technologies.


2015 ◽  
Vol 21 (2-3) ◽  
pp. 99-104 ◽  
Author(s):  
Koenraad Van Balen

Abstract Preventive Conservation is argued to improve preservation of heritage at large. The UNESCO chair on Preventive Conservation, monitoring and maintenance of monuments and sites (PRECOM3OS) has pushed research and collaboration to understand the nature of preventive conservation in the field of built heritage. The study of the concepts and practices of prevention in public health helps to understand the systemic nature of prevention and how they can be transferred to the conservation world.


2016 ◽  
Vol 34 (1) ◽  
pp. 12-23 ◽  
Author(s):  
Hugo Entradas Silva ◽  
Fernando M.A. Henriques

Purpose – The purpose of this paper is to verify the applicability and efficiency of two statistical methods to obtain sustainable targets of temperature and relative humidity in historic buildings located in temperate climates. Design/methodology/approach – The data recorded along one year in a non-heated historic building in Lisbon (Portugal) was analysed with the two methodologies, EN 15757 and FCT-UNL. To evaluate their adequacy it was calculated the performance index for each target and it was verified the mechanical and biological degradation risks. Findings – While the use of the two approaches is suitable for temperate climates, there is a higher efficiency of the FCT-UNL methodology, allowing a better response for the three parameters in evaluation. Research limitations/implications – Despite the better results obtained, the FCT-UNL methodology was only tested for one city; therefore the application to other situations may be required to obtain more robust conclusions. Practical implications – The effectiveness of the FCT-UNL methodology to obtain sustainable climate targets can lead to important energy conservation in historic buildings and to contribute for the change of old approaches in the preventive conservation area. Originality/value – This paper provides a comparison between two recent methods. The results can lead to some advances in the science of preventive conservation, interesting to conservators and building physic scientists.


2021 ◽  
Vol 9 (1) ◽  
Author(s):  
Gerhard Eggert ◽  
Andrea Fischer

AbstractMetal formates sometimes occur as degradation products on heritage objects due to the use of wood products or other sources of formic acid and formaldehyde. They are often related to alkaline surfaces which transform formaldehyde directly into formate. The dominant role of formate on alkaline surfaces, for example in glass-induced metal corrosion (GIM) or calcium carbonate degradation, was explored in the Stuttgart research on rare heritage corrosion products. This review discusses these findings together with those from the literature: ocurrences of sodium and potassium formate on glass, calcium formate and calcium acetate-formate phases on calcareous materials, magnesium formate on Sorel cement and dolomitic sandstone, lead formate on metal and pigments, cadmium formate on coated objects, as well as various copper and zinc formates on copper alloys. In the latter cases, formates dominate as glass-induced metal corrosion products. The formation of formates constitutes irreversible damage, degrading the material of heritage objects. Therefore, preventive conservation needs to remove all sources of carbonyl pollutants in order to avoid such corrosion.


2018 ◽  
Vol 63 (sup1) ◽  
pp. 431-434
Author(s):  
Serena Vella ◽  
M. Carolina Gaetani ◽  
Ulderico Santamaria

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