It was set up in the early 4th century AD at a crossroads at the northeastern limit of the Forum Boarium, close to the Velabrum, over the Cloaca Maxima drain that went from the Forum to the River Tiber.
This site was established in the early 4th century AD at a crossroads close to the Forum Boarium's northeastern edge, near the Velabrum and the Cloaca Maxima drain that carried wastewater from the Forum to the Tiber River.