. "B1 trunk road" . "B1 road (Namibia)" . . "B" . . . "Namibia's B1 road" . "South" . . . "North" . . . . "B1" . . "national road B1" . . "B1 road" . . "National Road B1" . . "B1 national road" . . "1467000.0" . . "B1 main road" . "Highway B1" . . "1" . "B1 road (Namibia)" .