Laserfiche WebLink
<br />e <br /> <br />e <br /> <br />e <br /> <br />TABLE 1 : DIFFERENCE IN RUNOFF DUE TO INFilTRATION RATES AND METHODOLOGY <br /> <br /> TOTAL TOTAL TOTAL 100-YR: 2-HR <br />COMPUTER LOSS RAINFALL LOSS EXCESS PEAK FLOW <br />PROGRAM METHODOLOGY RUNOFF TYPE LOCATION (inches) (inches) (inches) (cfs) <br />CUHP/SWMM Horton's RAIN Vallejo Gulch 1.88 1.02 0,86 111 <br />HEC-1 SCS RAIN Vallejo Gulch 1.9 1.29 0.61 81 <br />HEC-1 Holtan's RAIN Vallejo Gulch 1.9 1.18 0.72 145 <br />HEC-1 Green-Ampt RAIN Vallejo Gulch 1.9 1.14 0.76 154 <br />FLO-2D Green-Ampt RAIN Vallejo Gulch 1.88 158 <br />CUHP/SWMM Horton's RAIN Spar Gulch 1.88 477 <br />HEC-1 Green-Ampt RAIN Spar Gulch 1.9 1 0.9 532 <br />FLO-2D Green-Ampt RAIN Spar Gulch 1.88 340 <br /> <br />NOTE: Infiltration parameters were estimated based on the soil types and conditions expected to be found within the two sub- <br />watersheds. When applicable, the values of the infiltration parameters were kept constant for the different methodologies. <br /> <br />CASFM-Tablexls <br />Infiltration-Table 1 <br /> <br />WRC Engineering, Inc. <br />