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Showing 1 to 1 of 1 for “"Gefährdungsbereich"”.
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Geotechnische Modellvorstellungen zur Abschätzung von Gefährdungsbereichen des Altbergbaus und Schachtschutzbereichen im Aachener Steinkohlenrevier
Before industrial revolution in the 19th century, mining activity concentrated on near surface coal and ore deposits. In the hard coal mining district of Aachen in close vicinity of the river “Wurm”, near surface hard coal has been mined in an area of about 19 km². Shallow mining dates back to at …