Simple download service (Atom) of the dataset: DDT 70 — Underground cavities outside mines

Departmental inventory of underground cavities outside mines in Haute-Saône. Date of May 2014 data. Knowledge document. Study report BRGM/RP-63603-EN (public document) and cavity positioning in Haute-Saône. A departmental inventory of cavities, excluding mines, was prepared by the BRGM (Geological and Mining Research Office) in March 2009. A new inventory was produced by this office in May 2014 to complete and replace the original document by including more than 400 additional cavities from the databases of the departmental caving federation.