1988-04-18_PERMIT FILE - C1981008A ‎(3)‎

• Permit No: C1981008A
• IBM Index Class Name: PERMIT FILE
• Doc Date: 4/18/1988
• Doc Name: Sedimentation Pond 006
• Section_Exhibit Name: Tab 13 Attachment F
• Media Type: D
• Archive: Yes

TABLE OF CONTENTS
Page
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Inspection . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Site Description . . . . . . . . . . . . . . . . . . . . . . . . 1
LandUse . . . . . . . . . . . . . . . . . . . . . . . . . 1
Embankment. . . . . . . . . . . . . . . . . . . . . . . . . 1
Design Analysis. . . . . . . . . . . . . . . . . . . . . . . . . 2
General . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Hydrology . . . . . . . . . . . . . . . . . . . . . . . . . 2
SCS Curve Numbers and "k" Factor . . . . . . . . . . . 3
Precipitation and Storm Type . . . . . . . . . . . . . 5
Unit Hydrograph and Surface Condition. . . . . . . . . 5
Travel Time. . . . . . . . . . . . . . . . . . . . . . 5
Time of Concentration. . . . . . . . . . . . . . . . . 5
Sedimentology . . . . . . . . . . . . . . . . . . . . . . . 6
Soil Erodibility Factors (K) . . . . . . . . . . . . . 6
Length - Slope Factors (L,S) . . . . . . . . . . . . . 6
Particle Size Distributions. . . . . . . . . . . . . . 7
Storage Capacity. . . . . . . . . . . . . . . . . . . . . 7
Spillway . . . . . . . . . . . . . . . . . . . . . . . . . 8
Remedial Compliance Plan . . . . . . . . . . . . . . . . . . . . 9
Selected References. . . . . . . . . . . . . . . . . . . . . . . 11
ADDENDUM A - 10-year, 24-hour SEDIMOT II ( Input and Output) - 006 Pond
ADDENDUM B - 25-year, 24-hour SEDIMOT II (Input and Output) - 006 Pond
Appendix 1 - As-Built Certification - Sedimentation Pond 006