When drivers blow through the toll lanes on the Dulles Toll Road without paying, a red security light immediately flashes and starts whirling in circles. A loud bell rings.

…And that’s it. Forever.

Electronic tolls were first put on the Dulles Toll Road in 1996, but no electronic enforcement went with it. The state uses sporadic police patrols to enforce the tolls, which range from 50 to 75 cents.

Read (AP via WTOP)