"One Car Per Green Each Lane" the sign says

[Racer X]

kap wrote:
[quote=Greg]
[quote=kap]
[quote=M A V I C]
There should be two signals, one for each lane, no?

Yes!
I think they're synced, right?
I'd say most of the time.
metered on-ramps around western Washington with 2 lanes usually have the lights staggered by about 3-5 seconds.