▁trav elling ▁through ▁or ▁near ▁the ▁towns ▁of ▁G ing in , ▁Bad ging ar ra ▁( and ▁Bad ging ar ra ▁National ▁Park ), ▁Cat aby , ▁E ne ab ba , ▁D ong ara , ▁and ▁Green ough . ▁The ▁highway ▁ends ▁after ▁ ▁at ▁the ▁city ▁of ▁Ger ald ton . ▁National ▁Route   1 , ▁and ▁traffic ▁trav elling ▁to ▁areas ▁further ▁north ▁of ▁here , ▁continue ▁along ▁North ▁West ▁Coast al ▁Highway ▁towards ▁Port ▁Hed land . ▁The ▁vast ▁majority ▁of ▁the ▁highway ▁is ▁a ▁two - lane ▁single ▁carriage way ▁with ▁a ▁speed ▁limit ▁of ▁, ▁except ▁in ▁and ▁around ▁built ▁up ▁areas ▁where ▁it ▁slow s ▁down ▁to ▁spe eds ▁of ▁between ▁. ▁ ▁Main ▁Ro ads ▁Western ▁Australia ▁mon itors ▁traffic ▁volume ▁across ▁the ▁state ' s ▁road ▁network , ▁including ▁various ▁locations ▁along ▁Brand ▁Highway . ▁In ▁the ▁ 2 0 1 2 / 1 3 ▁financial ▁year , ▁the ▁recorded ▁traffic ▁volumes ▁r anged ▁from ▁ 1 5 , 4 0 0 ▁vehicles ▁per ▁day ▁north ▁of ▁O live ▁Street , ▁near ▁Ger ald ton , ▁down ▁to ▁ 1 4 7 0 ▁south ▁of ▁Indian ▁Ocean ▁Drive . ▁The ▁highest ▁percentage ▁of ▁heavy ▁vehicles ▁was ▁ 3 6 . 0 % ▁south ▁of ▁Air field ▁Road , ▁the ▁access ▁road ▁to ▁RA AF ▁G ing in . ▁Re ports ▁commission ed ▁by ▁the ▁Royal ▁Autom obile ▁Club ▁of ▁Western ▁Australia ▁( R AC ) ▁in ▁ 2 0 0 6 ▁and ▁