Bridge steel metal pipe, about broken Las Palomas.
Drawing labels, details, and other text information extracted from the CAD file (Translated from Spanish):
average water level., bottom level., cross section, notes :, all the piping should be unpermeabilized with asphalt in the wet contact areas., unless otherwise specified, all welds will be in cord., handrails in tub., diaphragm ., bagcreto., longitudinal section