I was looking at D for dams with an average age of 52 years old. Weak Dams that didn't hold were what led to Columbia, SC flooding so.
We're no longer a young country. At one time, it was as if we had the newer version of everything. Now, our new is old. Look at interstate highways.
And the reality is you can't afford to fix it all.
It reminds me of companies acquired in my past life that thought they were current and low cost producers and then were so shocked to find out how far behind everyone else they were.
And please don't politicize this remark, simply accept it as not an opinion, just a statement of fact: We spent on out military and wars at a greater level than most countries so had less available for infrastructure.