The two white lines on the roads in Perth, WA mean that you are on a 2-way road. You may not cross double lines, whether they are white or yellow, or you will find yourself in the path of another auto going the opposite way.
In the US, both solid white lines and double white lines are used to mark areas of prohibited lane changes in multi-lane traffic. Broken (dashed) yellow lines, solid yellow lines, and double yellow lines are used to separate traffic moving in opposite directions.
Do Not Cross/ Stay in your lane Do Not cross double lanes to pass another vehicle
When there are broken double white lines in the road, it means you can cross the lines to pass as long as it is safe. You must be able to safely be back in your lane before you reach a solid white line.
Street lines
Double yellow lines.
This really isn't a question. If you are referring to fog lines on the road they are broken for roads and driveways only. White lines are between lanes that are traveling in the same direction. The broken white lines indicate whether it is alright for someone to pass another car.
White lines on the road can mean several things. Double white lines down the centre of the road means do not cross or overtake in a vehicle. Dashed line on your side means you can overtake if it is safe to do so.White lines are used to mark lanes so drivers can stick to a lane and not veer across the road. Look on any road for examples.
They mean that no vehicle should cross them to pass or turn. Depends where you are but in many places double lines in the middle of the road mean overtaking another car is not allowed.
Perth is in the United Kingdom. Do you mean Perth, Australia?
Single, double, triple, or any amount of lines on any side polygon shows that the side is congruent to any side with the same amount of lines on it.
Loading zone
it means`s a green dot with 9 white lines though the lower halfof it.