This has also been referred to as Arco di Nerone [Garrucci], Arch of Nero Caesar (son of Germanicus) [Mommsen], Arco di Tiberio [Mau], Arco di Germanico e dei suo figli Druso e Nerone [Spano and Sogliano].

Looking north through arch towards Via del Foro, and on to arch at junction with Via di Mercurio.

+Info : https://www.pompeiiinpictures.com/pompeiiinpictures/Arches/Arch%20Forum%20NE.htm