EROSION AND SEDIMENT CONTROL BEST MANAGEMENT PRACTICE MANUAL WEST VIRGINIA DEPARTMENT OF ENVIRONMENTAL PROTECTION DIVISION OF WATER AND WASTE MANAGEMENT 2006 REVISED AUGUST 29, 2016 TABLE OF CONTENTS Chapter 1 INTRODUCTION................................................................1-1 Regulatory Requirements.......................................................1-2 State Water Quality Standards ...............................................1-3 Total Maximum Daily Loads (TMDLs) ................................1-4 Local Ordinances ...................................................................1-4 Endangered Species Act ........................................................1-4 Permitting for In-Stream Construction and Wetland Filling .1-5 DNR Stream Activity Application.........................................1-5 Federal Permits ......................................................................1-5 401 Water Quality Certification.............................................1-6 Acknowledgements................................................................1-7 Corrections .............................................................................1-7 Future Updates .......................................................................1-7 Chapter 2 How to Prepare a Sediment Control Plan .........................2-1 Section 1 General Guidelines.................................................2-3 Section 2 Step-By-Step Procedures .......................................2-5 12 Basic Sediment Control Plan Elements ............................2-7 Section 3 Checklist for Sediment Control Plans....................2-13 Chapter 3 Standards and Specifications ..............................................3-1 Erosion Control Preserving Existing Vegetation..............................................3.01-1 Stabilized Construction Entrance...........................................3.02-1 Temporary Construction Road, Work and Parking Area Stabilization...................................................................3.03-1 Safety Fence...........................................................................3.04-1 Rock Check Dams..................................................................3.05-1 Wattles ...................................................................................3.06-1 Commercial Silt Dikes ...........................................................3.07-1 Surface Roughening...............................................................3.08-1 Topsoiling ..............................................................................3.09-1 Temporary Seeding ................................................................3.10-1 Permanent Seeding.................................................................3.11-1 Mulching including Flexible Growth Medium and Bonded Fiber Matrix..............................................................3.12-1 Rolled Erosion Control Products ...........................................3.13-1 Sodding .................................................................................3.14-1 Temporary Diversions ...........................................................3.15-1 Pipe Slope Drain ....................................................................3.16-1 Outlet Protection ....................................................................3.17-1 Right of Way Diversion .........................................................3.18-1 Level Lip Spreader.................................................................3.19-1 Surface Water Control ...........................................................3.20-1 Instream BMPs.......................................................................3.21-1 Dewatering .............................................................................3.22-1 Riprap.....................................................................................3.23-1 Geotextiles .............................................................................3.24-1 Sediment Control Vegetative Buffer Strip ..........................................................3.25-1 Reserved.................................................................................3.26-1 Silt Fence ..............................................................................3.27-1 Super Silt Fence .....................................................................3.28-1 Sediment Trap ........................................................................3.29-1 Sediment Basin ......................................................................3.30-1 Reserved.................................................................................3.31-1 Reserved.................................................................................3.32-1 Inlet Protection.......................................................................3.33-1 Reserved.................................................................................3.34-1 Access/Low Volume Road/Driveways ..................................3.35-1 Chapter 4 Urban Hydrology for Small Watersheds (TR-55) ............4-1 Chapter 5 Design Examples ..................................................................5-1 Sediment Basin Design Example...........................................5-1 Stormwater Management Pond Design Example ..................5-6 Chapter 6 Sample plans.........................................................................6-1 Individual house.....................................................................6 Typical Site grading ...............................................................6 Utility line ..............................................................................6 Chapter 7 Stream Restoration Standard Guidelines and Specifications .............................................7-1 Stream Restoration Introduction ............................................7 7-2 In-Stream Structures, Riffles and Pools.................................7.01-1 Constructed Benches and Floodplains ...................................7.02-1 New Channel Construction ....................................................7.03-1 Transporting Material on the Stream Bed..............................7.04-1 Chapter 8 Steep Slope Construction Guidelines in Areas Of High Slip Potential Soils ……............................................. 8-1 Steep Slope Construction Guidelines.....................................8-2 Drain Requirements .............................................................8-3 Bleeder Drain and Outlet Detail ............................................8-4 Bleeder Drain Parallel to Pipeline..........................................8-5 Trench Plug Drain Overview..................................................8-6 Trench Plug Drain Details. .....................................................8-7 Side Hill Construction.............................................................8-8 Side Hill Construction Drain...................................................8-9 Drain Outlet Requirements.....................................................8-10 Subsurface Drain (French Drain)............................................8-11 Seep Intercept Drain (Parallel to Trench)...............................8-12 Appendix A Glossary ................................................................................A-1 Appendix B Miscellaneous (MS4s and Endangered Species)................B-1 Appendix C References .............................................................................C-1 Appendix D High Slip Potential Soils by County....................................D-1 LIST OF TABLES Table 3.04.1 Physical Properties of Plastic Safety Fence ...........................3.04-1 Table 3.10.1 Temporary Seed Chart ...........................................................3.10-3 Table 3.11.1 Permanent Seeding.................................................................3.11-4 Table 3.11.2 Nurse Crops ...........................................................................3.11-6 Table 3.11.3 Permanent Seeding Requirements .........................................3.11-7 Table 3.12.1 Organic Mulch Materials and Application Rates...................3.12-5 Table 3.13.1 ECTC Standard Specification for Temporary Rolled Erosion Control Products .......................................................3.13-5 Table 3.13.2 ECTC Standard Specification for Permanent Rolled Erosion Control Products .......................................................3.13-6 Table 3.13.3 Permissible Velocities for Earth Linings ...............................3.13-7 Table 3.13.4 Permissible Velocities for Grass-lined Channels...................3.13-8 Table 3.15.1 Channel Cross Section Requirements ....................................3.15-4 Table 3.15.2 Channel Stabilization Requirements......................................3.15-4 Table 3.15.3 Permissible Velocities for Grass-lined Channels...................3.15-5 Table 3.15.4 Maximum Permissible Design Velocities..............................3.15-6 Table 3.16.1 Pipe Sizes for Pipe Slope Drain .............................................3.16-1 Table 3.17.1 Permissible Velocities for Grass-Lined Channels .................3.17-5 Table 3.17.2 Permissible Velocities for Earth Linings ...............................3.17-6 Table 3.18.1 Right-of-way Diversion Spacing ...........................................3.18-1 Table 3.21.1 Average Slope of Watershed .................................................3.21-7 Table 3.21.2 Stream Diversion Linings ......................................................3.21-9