Highway BR-101 is the main highway that passes by the city . Highways SC-100 , SC-486 , SC-470 , and BR-470 , connects ItajaÃ to the rest of the state . The BR-101 is the main link to the city , and highways SC-100 , BR-486 , SC-470 and BR-470 , ItajaÃ link to the rest of the state .