❓ Hon Steve Martin asks about the number of 'Keep Left Unless Overtaking' signs on major Perth highways and Main Roads' assessment of driver compliance with the rule.

I refer to the Road Traffic Code 2000, Division 2 - Keeping to the left, and the requirement on multi-lane roads where the speed limit is 90km/h or more to keep left, including on freeways, if not overtaking (or if other specified conditions are not met), and I ask:(a) how many "Keep Left Unless Overtaking" or similar signs are located along:(i) Kwinana Freeway;(ii) Mitchell Freeway;(iii) Graham Farmer Freeway;(iv) Forrest Highway; and(v) Tonkin Highway; and(b) what is Main Roads' assessment of the compliance and awareness of Perth drivers with this rule? I refer to the Road Traffic Code 2000, Division 2 - Keeping to the left, and the requirement on multi-lane roads where the speed limit is 90km/h or more to keep left, including on freeways, if not overtaking (or if other specified conditions are not met), and I ask: (a) how many "Keep Left Unless Overtaking" or similar signs are located along: (i) Kwinana Freeway; (ii) Mitchell Freeway; (iii) Graham Farmer Freeway; (iv) Forrest Highway; and (v) Tonkin Highway; and (b) what is Main Roads' assessment of the compliance and awareness of Perth drivers with this rule?