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2. Ramp meter - Wikipedia

   en.wikipedia.org/wiki/Ramp_meter

   Metered ramp on I-894 in the Milwaukee area. A Portland, Oregon ramp meter. A ramp meter, ramp signal, or metering light is a device, usually a basic traffic light or a two-section signal light (red and green only, no yellow) together with a signal controller, that regulates the flow of traffic entering freeways according to current traffic conditions.

3. Road signs in the United States - Wikipedia

   en.wikipedia.org/wiki/Road_signs_in_the_United...

   Ramp meter ahead. W3-8 Ramp metered when flashing. W3-9 ... Flagger ahead (symbol sign) CW20-7a Flagger ahead (text sign) CW20-8 Slow (stop/slow paddle) R1-1

4. Variations in traffic light operation - Wikipedia

   en.wikipedia.org/wiki/Variations_in_traffic...

   A ramp meter or metering light is a device, usually a basic traffic light or a two-phase (red and green, no yellow) light, that regulates the flow of traffic entering freeways according to current traffic conditions. They are intended to reduce congestion on the freeway in two ways.

5. Ramp signaling, also called metering, debuts at Glades ... - AOL

   www.aol.com/ramp-signaling-called-metering...

   This activates the ramp meter light. Once the light turns green, one or two vehicles, as indicated by the signage on the ramp can proceed. They’ll then merge onto the interstate.

6. Getting There: WSDOT plans to expand use of ramp meters as ...

   www.aol.com/news/getting-wsdot-plans-expand-ramp...

   Before the ramp meters, vehicles would gather at city stop lights and try to merge into 60-mph traffic at the same time. Now, they are stopped and released one or two at a time, depending on the ramp.

7. When are freeway on-ramp meters active in California? Can I ...

   www.aol.com/news/freeway-ramp-meters-active...

   Sign in. Mail. 24/7 Help. For premium support please call: 800-290-4726 more ways to ... “Ramp meters in District 3 can be activated for recurrent and non-recurrent congestion at any time of the ...

8. Road signs in Malaysia - Wikipedia

   en.wikipedia.org/wiki/Road_signs_in_Malaysia

   Emergency escape ramp 250 meters ahead. Prohibition signs ... 3-way intersection directional signs ahead. 3-way intersection directional sign with exit number (1000 ...

9. One car per green: Why the lights on freeway onramps can't ...

   www.aol.com/news/one-car-per-green-why-120004291...

   Meters on freeway onramps are ubiquitous in Los Angeles. As is traffic congestion. A state engineer explains how the meters are helping traffic, even if you don't notice an improvement.