There are some older answers that might be helpful:
I'm a hot blooded young Roman man of the late Empire hitting the streets of Rome for a night out with my mates and I've got sestertii burning a hole in my purse. What kind of vice and wanton pleasures are available to me? by u/Tiako
and u/UndercoverClassicist wrote about The lex Julia Municipalis (44BCE) prohibits carts within Rome from midnight to 10 o'clock (56). What was significant about traffic during those hours?