The BGS superficial thickness hex grid map shows the variation of the thickness of superficial deposits across Great Britain.
This theme provides information on zones of rock strength and the local factors controlling it, as part of a suite of GIS layers for different engineering parameters.
This theme provides information on the excavatability of geological deposits at surface.
BGS Civils is a suite of national maps of engineering properties based on geological data and the digital 1:50 000 scale geological map - BGS Geology 50k.
Erosion involves the movement of rock fragments through gravity, wind, rain, rivers, oceans and glaciers.
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