QUARRIES IN NORTHERN FRANCE

LES CARRIERES DU NORD DE LA FRANCE

THIS ARTICLE REPRODUCES A PAPER PRESENTED AT THE WORKSHOP OF THE NORTHERN DISTRICT OF THE SIM, 29 SEPTEMBER, 1976. THE NORD AND PAS-DE-CALAIS DEPARTMENTS PRODUCE 7,5 MT OF AGGREGATES PER YEAR, THE AGGREGATES BEING MAINLY LIMESTONE. A GENERAL PLAN IS PRESENTED OF THE EXPLOITATION OF A QUARRY: DEEP BLASTING (15 TO 30 M) BY MEANS OF NITRATE FUEL, LOADING THE LORRIES, PRIMARY CRUSHING (OFTEN SEMI-MOBILE INSTALLATION), SELECTION, SECONDARY CRUSHING, TRANSPORT BY MEANS OF CONVEYOR BELTS, SILO STORAGE.

Language

  • French

Media Info

  • Pagination: 147-50
  • Serial:

Subject/Index Terms

Filing Info

  • Accession Number: 01297503
  • Record Type: Publication
  • Source Agency: Institut Francais des Sciences et Technologies des Transports, de l'Aménagement et des Réseaux (IFSTTAR)
  • Files: ITRD
  • Created Date: Nov 21 2010 6:23AM