If you make them pay for half, they become a little more careful. They think long and hard before being willing to install very expensive traffic calming devices. Neighborhood projects can be as low tech as signage, changing speed limits, or installing speed humps. Or, he says, it could be a very expensive reconstruction in a very large neighborhood. Addressing growth, city planners hope developers will incorporate these devices into their subdivisions.
Traffic engineers have lots and lots of tools in the old tool kit.
Do it before the problem exists. With an area of 454 square miles, it is the sixth largest city in the U.S., larger than Los Angeles.