Author(s)

S. Niederhagemann

Abstract

In the past, building care of monuments, in the Ruhr-distric.t, was in the first place limited to representative buildings and a few residential houses. In the last few years current opinion has changed on this point. The people also recognise that the industrial evolution represents an essential part of their history, which is worth documenting. The inclusion of the coal mine Zollverein in UNESCO's world heritage list is an important milestone in this development. The repair of industrial memorialsrequires several treatments. Special aspects, which do not encounter the monument conservator duringthe classical repair tasks, are to be considered. Constructed for the economical use, the significance of industrial buildings, exceeding the utility value, is not always recognisable .From the beginning. During their utilisation time the handling of such buildings is correspondingly committ

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