A double line indicates...

A double line in the context of road markings serves a specific purpose related to traffic regulations. When you see a double line on the road, it indicates that passing is not allowed. This could be a double solid line or one solid and one broken line, but the key point is that it signals to drivers that crossing these lines to overtake another vehicle is prohibited. This is typically found in areas where visibility is limited or where it is unsafe to pass, such as near curves, intersections, or in other hazardous conditions. Therefore, understanding that a double line represents a no-passing zone is crucial for maintaining safety on the roads, ensuring drivers adhere to traffic laws that protect everyone.