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BL 52

The BL 52 barrier is able to close a passage with a width of up to 14 m.

BL 45A/F

The BL 45A/F barriers are from the technology of the BL 4x range and are associated with accessories recommended by the French Tunnels Study Centre (CETU). The BL 45A/F barriers are particularly suited to securing roads such as bridges, tunnels, crossings, mountain passes, etc.


Main benefits:

  • Closing off wide lanes
  • Low maintenance costs
  • Investment for long life cycle