Warning Road Sign (W13-3)
Ramp Advisory Speed Sign Sign Meaning & Driving Rules
Advises the safe speed for negotiating a freeway connector ramp or loop interchange.
Required Driver Action & Right-of-Way Protocol
Maintain the posted ramp advisory speed through the entire curve until reaching the straight merge lane.
Detailed Overview & Purpose
The Ramp Advisory Speed sign (W13-3) indicates the recommended speed for connector ramps linking two highways. Many connector ramps feature long sweeping curves with high lateral forces.
Key Standard & Origin: Interchange connector ramps are designed with banking (superelevation) to help vehicles negotiate curves at the posted advisory speed.
Where You'll Find This Sign
On freeway-to-freeway connector ramps.
Common Driver Mistakes to Avoid
Accelerating too early on the ramp before clearing the curve apex.
How This Sign Appears on the DMV Knowledge & Road Test
Tests freeway interchange navigation and safe ramp speeds.
Legal Penalties and Moving Violations
Losing control on connector ramps carries moving violation points.
When you encounter the official Ramp Advisory Speed Sign (W13-3) on a roadway, what is your legal duty?
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