cross-measure drift

main roads driven in rock at right angles to the line of strike

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Wikidata
cross-cut
mine opening, 
mine opening, 

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Location: KML, Cluster Map, Maps,

J42 118 Tunnelröhre West, Querschlag

Type	Subtype	Date	Description	Notes	Source
commons	image		J42 118 Tunnelröhre West, Querschlag		Commons