Pluteum, quod fuerit inter superiores et inferiores columnas, item quarta parte minus, quam superiores columnae fuerint, oportere fieri videtur, uti supra basilicae contignationem ambulantes ab negotiatoribus ne conspiciantur.
The parapet between the upper and lower columns ought to be one fourth less than the upper columns, so that people walking on the first floor may not be seen by persons engaged in business.
final_alignments\Vitruvius_Architecture_Book_5.json