Final answer:
The sentence requires a verb that conveys the prohibition of parking or stopping in a construction area. This action can obstruct traffic, and the wider context suggests traffic safety is a concern with vehicles routinely speeding through that area.
Step-by-step explanation:
The blank in the provided sentence should ideally be filled with a verb that conveys prohibition related to parking or stopping in a construction area. This is crucial because your vehicle may obstruct the flow of traffic, which can cause not only inconvenience but also safety hazards.
Regarding the provided context, it's evident that there's concern about vehicles that disregard the speed limit. Installing a traffic signal at the intersection is posited as a solution to encourage vehicles to slow down, which could prevent them from speeding. This measure suggests a broader commitment to traffic safety and efficient traffic management in areas with heavy construction activities.