PERMFILE120654

• Permit No: C1980001A
• IBM Index Class Name: Permit File
• Doc Date: 12/11/2001
• Section_Exhibit Name: TABLE OF CONTENTS
• Media Type: D
• Archive: Yes

• Volume 11 Page
4. 6-31 Calculation for Existing West Ridge Diversion Ditch 4. 6-98
4. 6-32 Calculation for Existing West Ridge Diversion Ditch
and Ditch to be Constructed 4. 6-99
4. 6-33 Cover Factors 4. 6-103
4. 6-34 Description of Subwatersheds 4. 6-104
4. 6-35 Example Calculation of USLE 4. 6-105
4. 6-36 Summary of Sediment Yield Calculations 4. 6-106
4. 6-37 Hydrologic Classifications of Soil Types 4. 6-111
4. 6-38 Curve Numbers of Subwatershed Areas 4. 6-112
4. 6-39 Sediment Pond Volumes 9. 6-114
4 .6-40 Calculation for Emergency Spillway Design
for Tipple Pond 1 4. 6-115
4 .6-41 Calculation for Emergency Spillway Design
for Tipple Pond 2 4. 6-116
4 .6-42 Calculation for Emergency Spillway Design
for Tipple Pond 3 4. 6-117
• 4 .6-42a Calculation for Undisturbed Area Diversion Ditch
for Tipple Area 4. 6-117b
4 .6-43 Calculation for Inflow Ditch Design
for Tipple Pond 4 4. 6-119
4 .6-44 Calculation for Emergency Spillway Design
for Tipple Pond 4 4. 6-120
4 .6-45 Calculation for Inflow Ditch Design
for Tipple Pond 1 4. 6-121
4 .6-46 Center Ridge Pond Cover Factors 4. 6-123
4 .6-47 Subdrainage Numbers & Descriptions
for Center Ridge Pond 4. 6-124
4 .6-98 Example Calculation of USLE 4. 6-126
4 .6-49 Summary of Sediment Yield Calculations
for Center Ridge Pond 4. 6-127
4 .6-50 Curve Numbers of Center Ridge Pond
Subwatershed Areas 4. 6-131
4 .6-51 Drainage Area for Center Ridge Pond 4 .6-132
4 .6-52 Calculation for Emergency Spillway Design
• for Center Ridge Pond 4 .6-135
MR-37 TOC-24 October 6, 1998