avanzi di struttura muraria

These are the scant remains of a Roman structure, though its original purpose is now stubbornly unclear. The surviving fragment is in a state of ruin, largely obscured by an earth bank that has slumped against it. The building type is difficult to identify, though its position suggests it was more likely a gate or a building than a stretch of defensive wall.

What can be read is the construction method. The core is a robust opus caementicium, Roman concrete, packed with sizeable stone fragments and river pebbles bound in a yellowish mortar of sand and lime. On one side only, a facing of opus quasi reticulatum survives, a neat patchwork of small, square tufa blocks. This facing, a variant of the more common diamond-patterned reticulate work, was a popular technique in the late Republic and early Empire. The site offers little to the untrained eye, but for the patient observer, it is a quiet lesson in Roman building craft, a single, partially buried page from a much longer architectural story.

Description via source. Coordinates and heritage data from the Atika atlas.