Concentrated Leak Erosion
Homogeneous Embankment

Zoned Embankment
With cracked filter or incompatible zones
NOTE
Nodes 3 through 9 are identical for the "Yes" and "No" branches of Node 2.

Homogeneous Embankment
With segregated or internally unstable filter
NOTE
Nodes 4 through 7 are identical for the "Yes" and "No" branches of Node 3.

At Soil-Rock Interface

Along Embedded Structure
Such as a conduit
