2006-08-02_PERMIT FILE - C1980007 ‎(8)‎

• Permit No: C1980007
• IBM Index Class Name: Permit File
• Doc Date: 8/2/2006
• Doc Name: Hydrologic/Hydraulic Analysis for Roadway Drainage
• Section_Exhibit Name: Exhibit 75 SGARE Appendix G Report to Appendix E
• Media Type: D
• Archive: No

TABLE OF CONTENTS
•
1.0 PROJECT DESCRIP'I'ION ............................................................... ...................................1
2.0 HYDROLOGY ................................................................................. ...................................1
2.1 Methodology ................................................................................. ...................................1
2.2 Hydrologic Analysis Input Data .................................................... ...................................2
2.3 Hydrologic Model Output ............................................................. ...................................5
3.0 HYDRAULICS ................................................................................. ...................................7
3.1 Methodology ................................................................................. ...................................7
3.2 Hydraulic Analysis Input Data ...................................................... ...................................8
3.3 Hydraulic Model Output ............................................................... ...................................8
4.0 STREAM CHANNEL DNERSION DESIGN ................................ ...................................9
5.0 CONCLUSIONS ............................................................................... .................................10
6.0 REFERENCES .................................................................................. .................................10
PLATES
APPENDICES
Appendix A Precipitation Frequency from NOAA Alas 2, Volume III
Appendix B Soil Particle Size Distribution
Appendix C USDA Forest Service Report on Service Trip to Sylvester Gulch
Appendix D SEDCAD 4 Model Output
Appendix E HYDRA Model Output
Appendix F F1owMaster Worksheets for High Velocity Calculation
Appendix G Riprap Sizing Chart from HEC 14
Appendix H F1owMaster Worksheets for Stream Channel Diversion Design