• grue@lemmy.world
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    1 month ago

    These are supposed to be satirical, but this one is literally true.

    Source: I’m a former traffic engineer.

    • olympicyes@lemmy.world
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      1 month ago

      We have the middle design at my closest freeway on-ramp. The lights on both sides aren’t synced so it causes traffic to back up for a mile at any time more people are on the road. It is insane.

      • grue@lemmy.world
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        1 month ago

        When you say the lights “aren’t synced,” I assume you mean that they’re exactly out of phase such that traffic going straight can never get all the way across on one green. FYI that’s on purpose, because the whole point of that design is to prioritize the left turns to and from the ramps.

        • olympicyes@lemmy.world
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          1 month ago

          Crossing both lights isn’t a problem. It’s the left turn onto the freeway that gets backed up.