Lex Iulia Municipalis) the streets of the city were superintended by Quattuorviri viis in urbe purgandis, later called Quattuorviri viarum purgandarum.
Duumviri viis extra urbem purgandis, subordinate officers under the aediles, whose duty it was to look after those streets of Rome which were outside the city walls.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "viis" in a variety of sentences. We hope that you will now be able to make sentences using this word.