Opus incertum ("irregular work") was an ancient Roman construction technique, using irregularly shaped and randomly placed uncut stones or fist-sized...

Reticulate work developed in response to the advent of opus caementicium and its predecessor, opus incertum.: 136–45  This was to accommodate both the new building...

the wall infill of stones in mortar called opus incertum. An example of this technique is the House of Opus Craticum in Herculaneum. This building, which...

Intarsia Marquetry opus incertum – Ancient Roman masonry using irregular stones in a core of concrete Opus mixtum, also known as opus compositum – Combination...

Opus caementicium – Building material used in ancient Rome Opus incertum – Ancient Roman masonry using irregular stones in a core of concrete Opus quadratum –...

Sant’Angelo. The site is erected on top of a terraced platform that uses opus incertum. The largest temple is dedicated to Jupiter while a smaller temple dedicated...

tabernae (shops) at the front of the building. These spaces constructed in opus incertum (rubble stonework) were probably currency exchanges. A further portico...

north side shows a series of arches framed by Doric semi-columns in opus incertum, with travertine capitals and a barrel vault. On the south side are...

constructed using river and natural stones bound with limestone mortar, the opus incertum technique was used for its construction. The castle was extensively...

the AQVEDVCTIVM on the Caelian hill, of the Republican building in opus incertum at Testaccio (with Lucos Cozza), and of the area of the Circus Flaminius...