There's simply no economically viable way to enforce it
Conduent offers a turnkey solution for this. They provide and manage speed cameras: https://www.conduent.com/solution/transportation-solutions/r...
Conduent offers a turnkey solution for this. They provide and manage speed cameras: https://www.conduent.com/solution/transportation-solutions/r...
Most of them are empty but people unfamliar with the place will usually slow down.