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• IP0075 - Winter-Related Risk Management on National Roads 20-22-320 at High Altitude
  NATHALIE RICHER , AMAURY BREGEAULT
  Individual paper (pdf - 1.4MB)

  The national roads RN 20 (beyond Tarascon-sur-Ariège), RN 320, and RN 22 are managed by DIRSO (state service responsible for road management in south-western France) and serve as the sole access routes to Andorra from France. These roads, which reach altitudes exceeding 2100 meters, are subject to significant natural hazards during the winter season. In addition to managing winter services amidst [...]