Sed non in omnibus locis est aggeris ratio facienda, nisi quibus extra murum ex alto loco plano pede accessus fuerit ad moenia oppugnanda.
But not in all places is the method of embankment to be employed; only where there is an approach outside the wall from high ground by a level footway for troops besieging the ramparts.
final_alignments\Vitruvius_Architecture_Book_1.json