The Phreatic Line! Huh?

Association of State Dam Safety Officials.

The Phreatic Line! The what? Learn all about it here!

And -Seepage! It’s a nightmare and needs monitoring.

Learn all about the Phreatic line and slope ratios here

This document states that dams slopes should be between 2:1 and 3:1 ration of dam base length to height. The Fairport dam is 1:1 and worse in places.  This should send alarm bells ringing for even the poorest mathematician.


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