Engineers usually answer to something like a city council who are elected representatives. If the community at large does not support a change, it is unlikely t

Engineers usually answer to something like a city council who are elected representatives. If the community at large does not support a change, it is unlikely to go anywhere. I know many engineers in these sorts of roles who spend years building up the consensus to push small improvements through. The positive side is once the first scary change is implemented, and the public actually likes it, the political will suddenly emerges to do more.