The planned measures along the Galleries des Toules are listed below:

reinforcement frame at the northern end portal and a semi-portal for warning below the structure;

stabilization of the rocks under two half-points by the production of gunnitated walls with anchors;

repair of pillars by restoring surfaces;

Renovation of the cover plates by the construction of new ones;

rehabilitation of the underside of the cover plate by restoring the surfaces;

securing a roof rib by the construction of a reinforced concrete beam on the roof ;

rehabilitation of pillar heads by restoring the elements with widening of the support and shrinkage;

reinforcement of wall corners by new, adjacent metal supports;

Protection of pillars against the impact of vehicles by means of new restraint systems.

The planned measures along the Galleries des Toules are listed below:

reinforcement frame at the northern end portal and a semi-portal for warning below the structure;

stabilization of the rocks under two half-points by the production of gunnitated walls with anchors;

repair of pillars by restoring surfaces;

Renovation of the cover plates by the construction of new ones;

rehabilitation of the underside of the cover plate by restoring the surfaces;

securing a roof rib by the construction of a reinforced concrete beam on the roof ;

rehabilitation of pillar heads by restoring the elements with widening of the support and shrinkage;

reinforcement of wall corners by new, adjacent metal supports;

Protection of pillars against the impact of vehicles by means of new restraint systems.