Precast concrete parapet; containment side of highway.
Drawing labels, details, and other text information extracted from the CAD file (Translated from Spanish):
rough finish mm minimum, lightening in parapet, tube, faldon, relief, variable length of view dimensional plant., rough finish mm minimum, vars, vars, vars, anchors, elevation, plant, relief, accessory, rough finish mm minimum, lightening in parapet, horizontal, tube, relief, anchors, elevation, plant, anchors