By R. Prikryl, B. J. Smith
Stone structures and monuments shape the cultural centres of a few of the world's city parts. usually those components are at risk of excessive degrees of atmospheric pollutants that advertise numerous competitive stone decay approaches. due to this, stone decay is now widely known as a critical risk to a lot of our cultural historical past. If this risk is to be effectively addressed it truly is crucial that the indicators of degradation are in actual fact pointed out, that applicable stone homes are thoroughly characterised and that decay tactics are accurately pointed out. it truly is certainly the case that winning conservation should be underpinned by way of a complete knowing of the motives of deterioration and the criteria that keep watch over them. The accomplishment of those tough ambitions calls for an interdisciplinary strategy according to co-operation among geologists, environmental scientists, chemists, fabric scientists, civil engineers, restorers and designers. In pursuit of this collaboration, this quantity goals to reinforce the information base facing the explanations, effects, prevention and resolution of stone decay problems.Also on hand: GEOMATERIALS IN CULTURAL background - certain e-book no. 257 - ISBN 1862391955 common Stone, Weathering Phenomena, Conservation recommendations and Case reviews - ISBN 1862391238 Stone: development Stone, Rock Fill and Armourstone in building - ISBN 1862390290
Read or Download Building Stone Decay: From Diagnosis to Conservation - Special Publication no 271 (Geological Society Special Publication) PDF
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Additional info for Building Stone Decay: From Diagnosis to Conservation - Special Publication no 271 (Geological Society Special Publication)
Research methods Repeated surveys within the town centre lead to the identification of 250 natural stone portals of relevance, dating from the 15th to the 20th century. A total of 172 portals were selected for their representative features, 100 of which have an evident artistic value. Out of this number, 21 portals were surveyed in detail. In order to investigate in depth the form, material and technical aspects of these architectural elements, three strategies were adopted, involving the construction of: (i) a concise database of all the 250 portals; (ii) a concise reference database of 124 portals of five significant nearby towns; and (iii) a detailed inventory of the 172 selected portals.
He was probably the first to apply a finish of this type to portals, which was close to the roughness of Roman aqueduct arcades. The Bollani Arch (Fig. 4b) by Palladio was, in the following century, an example that influenced most palace carriage entrances. The 17th century experienced the influence of Venetian military architecture in the severe definition of palaces' main portals (Fig. 4c), as well as the reference to 'ready to use models', diffused by the architectural treatises of the period (Fig.
There is also the possibility that the hypogeum site could function as a tourist attraction in its own right, with the specific function of explaining the geological background to visitors. The authors wish to thank the reviewers (A. Calia, W. Dubelaar and an anonymous referee) who substantially improved the paper. The authors are also grateful to L. Melluso and V. Morro (CISAG/Dipartimento Scienze della Terra - Universith FEDERICO II) for useful discussions. Work carried out with the financial support of Campania Region Legge no.