Arizona Driving Permit Written Practice Test 2026 - Free Driving Permit Practice Questions and Study Guide

A solid yellow line on your side of the road indicates that you should not pass other vehicles. This marking is specifically used to signal that passing is prohibited due to conditions that may make it dangerous. These conditions can include limited visibility, curves, or other factors that could increase the risk of a collision. The presence of this solid line serves as a critical safety measure, reminding you to stay in your lane and only proceed with caution when you can safely maneuver without crossing this line. The function of this line is to help maintain safe distances and ensure that drivers do not engage in risky passing maneuvers, contributing to overall road safety.