public String getVia(long v) throws IOException{
		InputStream inputStream  = new FileInputStream(Config.get("UrbanoSHPDir") + "/CARVIA/CARVIA.DBF");
		DBFReader reader = new DBFReader(inputStream); 

		Object[] rowObjects;

		while((rowObjects = reader.nextRecord()) != null) {

			if ((Double) rowObjects[2] == (v)){
				inputStream.close();
				return ((String) rowObjects[3]);
			}
		}
		return null;
	}