Complete refurbishment of the existing double railway line, for 200-km/hr speed and 22.5-tones axle load (total length of 45 km).

The following railway works were executed:

• Ultrasound checking of rails (Speno).
• Dismantling of railway track.
• Transfer and placement of ballast and dispersion of line materials.
• Track laying.
• Dismantling, assembly, welding and laying of existing turnouts.
• Vertical and horizontal alignment of track and turnouts.
• Rail welding.
• Restoration of parallel road network (total length of 21.5 km