2010-12-20_PERMIT FILE - C1982056

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 12/20/2010
• Section_Exhibit Name: EXHIBIT 08j CYCC Pond G - Stage Storage
• Media Type: D
• Archive: No

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TABLE OF CONTENTS
Section
•
Paee No.
I.0 1 NTRO D UCTI ON ............................................................................................................................... I
2.0 Hl'DROI.OGIC CAI.CUL.ATIONS ...................................................... .........................................1
2.1 Preapitation Distribution ............................................................... .......................................1
2.2 Storm Dutation .............................................................................. ......................................... 1
2.3 Re[urn Period/Precipitation .......................................................... ......................................... 1
2.4 Hydrograph Response Shape ......................................................... ........................................2
2.5 Drainage Basin Area ..................................................................... .........................................2
2.6 Time of Concentration, T~ ............................................................. ....................................... 2
2.7 Muskingum Routing Parameters, K, X ........................................ .........................................2
2.8 Curve Number, CN ......................................................................... ........................................2
3.0 SEDIMENTATION CALCULATIONS .................................................. .........................................3
3.1 Rainfall Factor, R ............................................................................ ......................................... 3
3.2 Soil Erodibility Factor, K ................................................................ ......................................... 3
3.3 Length-Slope Factor, LS ................................................................ .........................................4
3.4 Control Factor, C ............................................................................. .........................................4
3.5 Practice Factor, P ............................................................................. .........................................4
3.6 Sediment Particle Distribution ....................................................... .........................................4
4.0 POND G SUMI~-lr1RY .................................................................................. .........................................4
• 5.0 REFERENCES ........................................................................................................................................7
•
Alontgomery \\~atsnn ~Lnmg Group ~ 1G5 S Union Boulevard, Suite 410' Lakrwoud, Colorado 80?28 • (303) 7G3-510