What might be some of the expenses associated with solving the public health issue you have identified?

What might be some of the expenses associated with solving the public health issue you have identified? (Health issue is Motor Vehicle incidents in South Carolina). Think about labor, infrastructure, advertising, transportation, and building materials, for example
What could be some possible economic ramifications if a solution is not found to the public health issue?
What are the economic benefits, and to whom of finding solutions to the public health issue you have identified