Bridges do corrode, all of that steel and concrete can not last forever, so you have maintenance people who fix things to prevent and stop bridges from corroding.
A decade ago, engineers found the Humber Bridge had the same problem as many of the world’s suspension bridges: unexpectedly fast corrosion. Here’s how they fixed it, and how they’re checking that it’s staying fixed.
The YouTube channel Tom Scott explains how the Humber Bridge in Great Britain is still maintained after all these years. Enjoy below!