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In the past the most widely used method of repair has been to cut away the defective or weathered stone and replace it with new to match as near as possible the remaining stone.
This process does, however, destroy the existing fabric of the building. In this more 'enlightened age' and in the particular case of historic buildings it is necessary to adopt a different attitude to the repair of stone work and to further consider the archaeological aspects and the interests of other groups concerned with the preservation of the building or structure. Whereas a bronze age sword or even The Mary Rose can be more or less preserved, buildings cannot be conserved unless they are protected from the environment by erecting a large tent over them.
Modern buildings often require different consideration. New materials and construction techniques have put forever greater stresses on any stone employed in them. Weathering may be more critical and problems may arise relatively rapidly. Repair may
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This 250-word extract was created in the absence of an abstract.
