Geotechnical site Investigation and Design and proposal for a foundation with rigid slab, for the construction of a prestressed bridge, three (3) equal openings in a curve, with a total span of 150m, with single-post circular cross-section mid-spans and masonry abutments, at the Skaramagga unlevel junction for the passage of the branch: “Western Regional Avenue Aigaleo (D.P.L.A.) – Athens”.