Approximately $14.4 billion is spent yearly to repair, rehabilitate or replace bridges in the U.S., according to the American Society of Civil Engineers. However, that yearly amount has increased and will continue to increase because the backlog of critically needed bridge repairs is estimated to be $125 billion.

Many of the bridges in America were constructed during the bridge-building boom of the 1950s that correlated with the country’s expansion of suburbanization and development of the Interstate Highway System. Unfortunately, those bridges are now reaching the end of their service life