A traffic control system and method in which a sensor and processor interact with at least one road module to illuminate and/or cause to flash in response to predetermined road surface and/or traffic conditions. The system and method can be configured to interact with vehicles, including autonomous vehicles, traveling on the road in which the road module(s) are embedded. The road surface and/or traffic conditions include an EMS vehicle located in proximity to a fire hydrant, a vehicle located in proximity to a bus stop, a vehicle located in proximity to an intersection with a bicycle and/or pedestrian path intersecting with said road in which said road modules are embedded.