According to the American Society of Civil Engineers’ Report Card for America the here’s what’s included in “infrastructure”:
Aviation Bridges Dams Drinking Water Energy
Hazardous Waste Inland Waterways Levees Ports
Public Parks Rail Roads Waste Water Solid Waste
Transit & Schools
D+ is the grade the American Society of Civil Engineers’ gave America’s infrastructure based on its current dilapidated and declining condition.
Look at the American Society of Civil Engineers’ report:
https://www.infrastructurereportcard.org