• Highway Safety Improvement: Restructures the Highway Safety Improvement program to focus on reducing motor vehicle crash fatalities and injuries on the nation’s highways, grade-crossings, and rural roads by investing in improvements to remove or lessen roadway safety hazards.

• Surface Transportation: Provides states with surface transportation funding through a flexible program that enables states and metropolitan regions to address state-specific needs including new highway and transit capacity. Facilitates local decision-making and participation by increasing the role of communities.

• Congestion Mitigation and Air Quality Improvement (CMAQ): Restructures the CMAQ program to fund projects that improve air quality, reduce congestion, and improve public health and the livability of communities.

Source: The Surface Transportation Authorization Act of 2009, A Blueprint for Investment and Reform Executive Summary