▁single - family ▁houses . ▁So on , ▁the ▁road ▁enters ▁the ▁town ▁of ▁Gast on ▁intersect ing ▁NC   4 8 ▁in ▁the ▁center ▁of ▁the ▁town . ▁This ▁intersection ▁marks ▁the ▁end ▁of ▁the ▁Bi ke ▁Route   4 ▁conc urrency . ▁ ▁East ▁of ▁NC   4 8 , ▁the ▁road ▁begins ▁to ▁curve ▁to ▁the ▁sout heast ▁as ▁it ▁passes ▁through ▁Gast on ' s ▁resident ial ▁neighborhood s . ▁The ▁road ▁res umes ▁a ▁more ▁rural ▁surrounding ▁again ▁as ▁it ▁passes ▁some ▁far ms , ▁small ▁homes , ▁and ▁light ▁industrial ▁business es . ▁Before ▁an ▁inter change ▁with ▁Inter state ▁ 9 5 ▁( I - 9 5 ), ▁NC   1 8 6 ▁joins ▁NC   4 6 ▁from ▁the ▁north ▁to ▁form ▁a ▁conc urrency ▁for ▁the ▁remainder ▁of ▁NC   4 6 ' s ▁trip . ▁In ▁the ▁vic inity ▁of ▁I - 9 5 ' s ▁exit ▁ 1 7 6 , ▁a ▁diam ond ▁inter change , ▁there ▁are ▁few ▁travel er ▁services ▁in ▁the ▁immediate ▁vic inity -- ▁only ▁one ▁each ▁of ▁a ▁gas ▁station , ▁restaurant , ▁and ▁mot el . ▁After ▁a ▁short ▁stretch ▁of ▁road ▁in ▁a ▁rural ▁area , ▁NC   4 6 ▁enters ▁Gary s burg ▁passing ▁through ▁a ▁mainly ▁resident ial ▁section ▁of ▁the ▁town ▁before ▁it ▁ends ▁at ▁a ▁stop - control led ▁T - inter section ▁with ▁U . S . ▁Route   3 0 1 ▁( US   3 0 1 ).