Fifth probably refers to street name. Many U.S. cities have numbered streets. You didn't provide context, but It sounds as if the character is looking at a map and describing the route to take.
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It means you're going to turn right on fifth street. By the context of your sentence, it seems you're approaching that street and have to make a right there.
30 november 2015
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Heb je je antwoorden nog steeds niet gevonden?
Schrijf je vragen op en laat de moedertaalsprekers je helpen!