Understanding the Acceleration Lane
The acceleration lane (also called the on-ramp or merge lane) is the lane that connects the entrance ramp to the highway. Its purpose is to give you space to match the speed of highway traffic before merging.
Step-by-Step: How to Merge
Step 1: Use the ramp to build speed. As you travel down the on-ramp, gradually increase your speed. Your goal is to match the speed of highway traffic by the time you reach the merge point.
Step 2: Check traffic. Use your left mirror and check your left blind spot to see what traffic is doing in the lane you want to enter. Look for a safe gap.
Step 3: Signal. Turn on your left turn signal early to let highway drivers know you intend to merge.
Step 4: Merge smoothly. When you find a safe gap, steer smoothly into the highway lane. Do not stop or slow down dramatically on the acceleration lane unless traffic ahead forces you to.
Step 5: Adjust speed. Once you are on the highway, adjust your speed to match the flow of traffic. Turn off your signal.
Common Mistakes
Stopping at the end of the acceleration lane instead of merging. Merging too slowly, which forces highway traffic to brake. Not checking blind spots before merging. Waiting for a perfect gap that never comes.
What If There Is No Gap?
If traffic is heavy and there is no gap, you may need to slow down or even stop at the end of the acceleration lane. This is a last resort. In most cases, adjusting your speed on the ramp will allow you to find a gap.
DMV Test Tips
Merging questions appear frequently on the written test. Key points: use the acceleration lane to match highway speed, yield to traffic already on the highway, and use your turn signal before merging.