Don't care about the address, it's only an exemple of a place that cares street food fairs some times. During your stay, take a look on the links bellow and see if any of this fairs are happening. If yes, you are a luck one! Don't miss out!
Junta Local: https://www.facebook.com/ajuntalocal/?fref=ts
Coro Come: https://www.facebook.com/corocome/?fref=ts
Rio Craft Beers Festival: https://www.facebook.com/RioCraftBeerFestival/?fref=ts
Downtown Beers Festival: https://www.facebook.com/downtownbeerfestival/?fref=ts
Rua Vice-Governador Rúbens Berardo - Gávea, Rio de Janeiro - RJ, 22451-070, Brazil