Regulatory Road Sign (R3-8)
Advance Intersection Lane Control Sign Meaning & Driving Rules
Displays the allowable turning and through movements for all lanes approaching an intersection.
Required Driver Action & Right-of-Way Protocol
Look at the diagram, locate your destination lane, and position your vehicle before lane lines become solid.
Detailed Overview & Purpose
The Advance Intersection Lane Control sign (R3-8) is posted overhead or at the roadside before complex intersections. It shows a visual diagram of every lane across the roadway and its required or permitted movements (turn only, optional, through only).
Key Standard & Origin: Allows drivers to select their appropriate lane well before reaching solid white lane dividers.
Where You'll Find This Sign
Overhead gantries and roadside posts 200–500 feet before major multi-lane intersections.
Common Driver Mistakes to Avoid
Crossing solid white lines at the intersection after failing to read advance lane control signs.
How This Sign Appears on the DMV Knowledge & Road Test
Tests ability to read multi-lane intersection diagrams and plan lane changes.
Legal Penalties and Moving Violations
Crossing solid white lane lines near intersections carries unsafe lane change penalties.
When you encounter the official Advance Intersection Lane Control (R3-8) on a roadway, what is your legal duty?
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