Delaware Defensive Driving Practice Test

What is the purpose of single dashed white pavement line markings?

1. To separate opposite direction traffic

2. To identify no passing zones

3. For turning lanes and guiding multiple lanes

4. To signify pedestrian crossings

The correct answer is: For turning lanes and guiding multiple lanes

Single dashed white pavement line markings serve the purpose of indicating lanes that are going in the same direction that may be used for changing lanes or merging. They help drivers understand that they can safely move from one lane to another within the same roadway. This type of marking provides guidance for vehicles, facilitating smooth transitions while maintaining traffic flow. In contrast, solid lines often indicate that changing lanes is not safe or permissible, whereas dashed lines signify the opposite. Other types of markings, such as solid yellow lines, would indicate lanes for opposing traffic, and specific markings near intersections or pedestrian areas would signify crossings or turning lanes. Thus, the correct understanding of dashed white line markings focuses on their role in guiding vehicles within the same flow of traffic, particularly in scenarios involving multiple lanes or turning movements.