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Latest revision as of 14:45, 3 August 2022

Examples of RUSLE cover management factors for construction sites. Source: Northwest California Resource Conservation and Development District 2016.
Link to this table

Vegetative cover C factor Percent reduction of soil loss
None (fallow ground) 1.0 0
Native vegetation (undisturbed) 0.01 99
Temporary ryegrass, 90% (perennial) 0.05 95
Temporary ryegrass, 90% (annuals) 0.1 90
Permanent seedlings (90%) 0.01 99
Sod (laid immediately) 0.01 99
Mulching (for slopes 2:1 or less) C factor Percent reduction of soil loss
Hay (0.5 tons/acre) 0.25 75
Hay (1.0 tons/acre) 0.13 87
Hay (1.5 tons/acre) 0.07 93
Hay (2.0 tons/acre) 0.02 98
Wood chips (6 tons/acre) 0.06 94
Wood cellulose (1.75 tons/acre) 0.10 90
Other C factor Percent reduction of soil loss
Competent gravel layer 0.05 95
Rolled erosion control fabrics for slopes > 2:1; variable C by type

This page was last edited on 3 August 2022, at 14:45.