Research Article

Exploring the Occurrence of Clogging in Highly Permeable Coarse Soils of Dam Foundations

Table 5

Criteria for determining the clogging patterns of unisize-graded soils.

de/Dea>10.5–10.25–0.5<0.25

Clogging patternsSurface cloggingSurface-internal cloggingInternal partial pore blockageUnclogging

Note. de denotes the equivalent size of incoming particles. Dea denotes the effective aperture of soil.