PERMFILE72269

• Permit No: C1982056
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: EXHIBIT 08f CYCC Pond B - Stage Storage - Estimated
• Media Type: D
• Archive: No

~nnuap• ?000 Cyprur TmenNnnlc * Pond B EraL~Jrion i
TABLE OF CONTENTS
• Section
Page No.
1.0 INTRODUCTION ........................................................................................ .........................................1
2.0 HYDROLOGIC CALCULATIONS ........................................................ .........................................1
2.1 Precipitation Distribution ............................................................... ......................................... 1
2.2 Storm Duration ................................................................................ .........................................1
2.3 Return Period~Precipi[ation ........................................................... ......................................... ]
2.4 Hydrograph Response Shape ......................................................... .........................................2
3.5 Drainage Basin Area ........................................................................ .........................................2
2.6 Time of Concentration, T~ ............................................................. .........................................2
2.7 Muskingum Routing Parameters, K, Y ........................................ .........................................2
2.8 Curve Number, CN ......................................................................... .........................................2
3.11 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.G Sediment Particle Distribution ....................................................... .........................................4
4.0 POND B SUMMARY ................................................................................... .........................................4
• 5.0 REFERENCES ........................................................................................................................................7
•
Montgomery 1\raaon k[ining Group' IGS S. Union Boulevard, Smte 410 "Lakewood, Colorado 80228' (3U3) 7G3 S1d0