The big thing about WestConnex was that it fed many lanes of traffic into a tiny crowded one lane street that has a lot of pedestrian traffic as well. Maybe th

The big thing about WestConnex was that it fed many lanes of traffic into a tiny crowded one lane street that has a lot of pedestrian traffic as well. Maybe that's a bit of NIMBY but generally after new highways are built they are effectively choked off by the roads that feed in and out of them, especially ones where people want to exit on.