Compute the composite curve number, CN, for a drainage basin having the following soils and cover conditions: Soils Maplecrest: 120 acres Hamel: 32 acres Vinsad: 55 acres Alluvial land: 2 acres Cover...

Compute the composite curve number, CN, for a drainage basin having the following soils and cover conditions:

Soils

Maplecrest: 120 acres

Hamel: 32 acres

Vinsad: 55 acres

Alluvial land: 2 acres

Cover

Impervious: 1.0 acre

Wooded: 100 acres

Disturbed soil (bare): 23 acres

Brush (poor condition): 85 acres