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SECURITY IN TUNNELS Study Case

Direction de la stratégie et du développement durable. SECURITY IN TUNNELS Study Case. TUNNELS. Tunnel Maurice Lemaire. TUNNEL Maurice Lemaire. Largest tunnel within French boundaries ( 6950 m ) Initially built for rail use ( 1937 ) Modified to road tunnel ( 1967 )

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SECURITY IN TUNNELS Study Case

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  1. Direction de la stratégie et du développement durable SECURITY IN TUNNELSStudy Case

  2. TUNNELS Tunnel Maurice Lemaire

  3. TUNNEL Maurice Lemaire • Largest tunnel within French boundaries ( 6950 m ) • Initially built for rail use ( 1937 ) • Modified to road tunnel ( 1967 ) • Single tube, low traffic ( 3500 daily ), low toll rate

  4. TUNNEL Maurice Lemaire

  5. TUNNEL Maurice Lemaire

  6. TUNNEL Maurice Lemaire • March 1999 : Mont Blanc disaster • December 1999 : first security study • March 2000 : tunnel is closed for HGVs • 2001 – 2002 : security project • 2004 : project approved • April 2004 : tunnel is closed

  7. TUNNEL Maurice Lemaire Smoke evacuation Existing tunnel Security tube

  8. TUNNEL Maurice Lemaire

  9. TUNNEL Maurice Lemaire Project cost : 180 M€ - 4 years works • Concession 2022 - > 2068 • Toll rates x 2 • State and Region subsisies ( 35 M€ )

  10. TUNNELS FURTHER DETAILS : TML : André THIBOUD a.thiboud@aprr.fr

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