RENOVATION OF SNCF TUNNELS, REPAIR TECHNIQUES. GENERAL FEATURES OF STUDIES AND WORK IN RAILWAY TUNNELS

RENOVATION DES TUNNELS SNCF, TECHNIQUES DE REPARATION. CARACTERISTIQUES GENERALES DES ETUDES ET DES TRAVAUX EN TUNNELS FERROVIAIRES

First article in a series of seven planned to review the various techniques used by the SNCF to renovate and reinforce tunnels. The SNCF has 1420 tunnels, half of which date back a hundred years, and is the only main contractor in France responsible for maintaining such a large number of old tunnels. After listing a number of general points, the article describes current techniques, i.e. rejointing and injection, projected concrete and anchoring, prefabricated keystones, total rebuilding or lining, subgrade work, opening-up or deviation.

• Corporate Authors:

  Societe Nationale des Chemins de Fer Francais

  92 rue Bonaparte
  75 Paris 6e,   France 
• Authors:
  • Eraud, J
• Publication Date: 1980-6

Language

• French

Media Info

• Features: Figures; Photos;
• Pagination: p. 357-368
• Serial:
  • REVUE GENERALE DES CHEMINS DE FER
  • Volume: 99

Subject/Index Terms

• TRT Terms: Daylight; Grouting; Lines of track; Maintenance; Relocation (Facilities); Rock bolting; Tunnel lining; Tunnels
• Identifier Terms: Societe nationale des chemins de fer francais
• Uncontrolled Terms: Daylighting
• Old TRIS Terms: Line relocation; Tunnel maintenance
• Subject Areas: Bridges and other structures; Maintenance and Preservation; Railroads;

Filing Info

• Accession Number: 00322936
• Record Type: Publication
• Source Agency: International Union of Railways
• Files: TRIS
• Created Date: Jan 19 1981 12:00AM