Most of the dam is intact today, only the middle quarter failed — the deepest part, of course. It was undercut by pressure driven seepage that evolved into erosion from beneath. The undisturbed core is plain to see in the remaining segments; it really was a fine dam. You can look at it today, the outlet pipes, the rockpile, the missing segment, and the swamp behind it all. The simple physical truth stares you in the face and says something completely unprintable.
There’s probably a metaphor here for a constitutional republic…
Source: How a Dam Bursts – Ricochet