Donald Trump’s pledge to spend $1 trillion on America’s aging infrastructure over the next 10 years has drawn both praise and skepticism—igniting a debate in Washington about how to address a crucial issue. Earlier this year a report called “Failure to Act,” from the American Society of Civil Engineers, estimated that inadequate infrastructure spending could cost the U.S. almost $4 trillion in GDP through 2025, and some $14 trillion by 2040. Eventually taxpayers are going to pay for it—one way or another.

Click on the tabs below to compare the average age of the infrastructure in each industry with the level of government investment over time.