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...

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 91839_ch11_ptg01_218-263.indd 256 09/11/12 12:05 PM Copyright 2012 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated.

Cover Impervious: 1.0 acre Wooded: 100 acres Disturbed soil (bare): 23 acres Brush (poor condition): 85 acres