SECOMA. ECONOMIC, PSYCHOLOGICAL AND TECHNICAL PROBLEMS CAUSED BY THE INTRODUCTION OF BOLTING IN MINES AND UNDERGROUND WORKS

SECOMA, LES PROBLEMES ECONOMIQUES, PSYCHOLOGIQUES ET TECHNIQUES LIES A L'INTRODUCTION DU BOULONNAGE DANS LES MINES ET LES TRAVAUX SOUTERRAINS

THE AUTHOR STUDIES THE ECONOMIC PROBLEMS LINKED WITH (1) HYDRAULIC ROTARY DRILLING OR PERCUSSIVE ROTARY DRILLING. THE TYPE OF DRILLING IS SELECTED AFTER TESTS HAVE BEEN CONDUCTED TO CHECK THE APTITUDE TO DRILLING AND ABRASIVENESS OF A ROCK SAMPLE; (2) THE TYPE OF BOLT (SLOT-AND-WEDGE BOLT, EXPANSION BOLT, RESIN OR MORTAR BOLT). THE EXPERIENCE GAINED BY SECOMA IN THE INTRODUCTION OF BOLTING IS OUTLINED, AND THE ADVANTAGES OF MECHANIZATION COMPARED TO MANUAL BOLTING ARE CONSIDERED. MENTION IS MADE OF HYDRAULIC BOLTING DEVICES AND OF THE IMPROVEMENT IN WORKING CONDITIONS.

Language

  • French

Media Info

  • Pagination: 39-46
  • Serial:

Subject/Index Terms

Filing Info

  • Accession Number: 01290540
  • 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 2:15AM