The Group's ACA company with operations in Geotechnics and Special Foundations recently finished its operation in Matosinhos.

The work plan was divided into two blocks: in Block A, 352 metres of micropiles and 225 metres of anchorages were driven with the aim of creating a peripheral containment called Berlin Walls. Block B had 1280 meters of foundation piles with diameters of 600 and 800 mm.

Specialised equipment and teams were allocated to carry out the work: Bauer BG20 drilling rig, Putzmeister mobile concrete pump for the piles and KLEMM 801 drilling rig and OBERMANN injection unit for the micropiles and anchorages.