Where appropriate, highway improvements such as removing or shielding obstacles, adding or improving medians, widening lanes and shoulders, upgrading roads from two lanes to four lanes, and improving road markings and traffic signals can reduce traffic fatalities and accidents and improve traffic flow to help relieve congestion.

State transportation departments have 5,280 highway and bridge projects worth $64 billion that can be under contract within 180 days of the approval of additional funding. An additional 736 transit projects totaling $12.2 billion are ready to begin within 90 days if funding is made available.

Every dollar invested in the nation’s highway system yields $5.69 in economic benefits in reduced delays, improved safety, reduced emissions, and lower vehicle operating and maintenance costs. Similarly, each dollar invested in the nation’s public transit system has been found to provide $6 in benefits in the form of time savings, parking and travel time savings, avoided job loss, avoided welfare payments, avoided vehicle crashes, avoided congestion and pollution, increased central city labor opportunities, increased mobility for people without access to private vehicles, and improved educational opportunities.