South Australian Numbered Regulations South Australian Numbered Regulations16—Variation of rule 159—Marked lanes required to be used by particular kinds of vehicles
Rule 159(1)—after paragraph (c) insert:
or
(d) intending to turn off the road or to make a U-turn, and in order to do so safely without disrupting other vehicles on the road it is necessary to position the vehicle in another lane before starting the turn, or to make the turn.