Roadway Safety and Congestion Mitigation Improvements Act

Roadway Safety and Congestion Mitigation Improvements Act - Directs the Secretary of Transportation to establish and implement a roadway safety program under which a State may obligate funds apportioned to carry out activities pertaining to: (1) older driver safety enhancements; (2) roadway safety management systems; (3) run-off-road mitigation; (4) speed management; (5) pedestrian and bicycle safety; (6) intersection safety; (7) emergency management; (8) alcohol and seatbelt awareness; (9) highway-rail crossings; and (10) compliance with Federal requirements as specified below.

Requires the Secretary to issue regulations requiring each State to comply with requirements regarding: (1) training of installers of guardrail and associated roadside safety systems; (2) pavement markings; (3) work zone safety and mobility enhancement; and (4) high-risk work zone specifications.

Directs the Secretary to: (1) gather annual work zone safety and mobility data; and (2) develop a national standard on the use of positive separation for roadway work zones of highway projects eligible for assistance.

Limits the amount of Federal highway funds apportioned to a State for the roadway safety program that the State may obligate for: (1) safety enhancement activities under this Act; (2) measures to facilitate the safe walking or bicycling of children to and from school; (3) safety measures at highway-rail crossings.

Directs the Secretary, before making roadway safety apportionments, to set aside specified amounts for: (1) educational materials for older and inexperienced drivers; (2) roadway safety research and data evaluation and issuance of an annual report on safety construction; (3) the National Work Zone Safety Information Clearinghouse; (4) National Work Zone Awareness Week activities; and (5) local technical assistance staff training.

Sets forth provisions governing the apportionment of Federal highway funds for the roadway safety program.

Provides that the Federal share for police assistance during high-risk work zone activities and for certain positive separation measures may be 100 percent of project construction costs.