Stormwater Management and Erosion and Sediment Control Handbook for Urban and Developing Areas in New HampshireRockingham County Conservation District, 1992 - Sediment control |
Common terms and phrases
acre application BEST MANAGEMENT PRACTICE channel coefficient concrete Conditions Where Practice construction County Conservation District cross section culvert curve number design storm detention detention basins determine diameter disturbed areas downstream drainage area elevation embankment emergency spillway Env-Ws erosion and sediment erosion control excavation fertilizer FIGURE fill geotextile grade grass gravel Hampshire HEADWATER DEPTH hydraulic hydrologic inches installed land length loam Maintenance material maximum method minimum mulch outlet control peak discharge percent permit Planning Considerations pond post-development Practice Applies principal spillway protection rainfall RETARDANCE riser rock riprap Rockingham County Conservation RUNOFF CURVE runoff water sediment control sediment trap seeding side slopes silt fence Soil Conservation Service Source specific square feet stabilized stone storage storm drain storm event storm sewer stormwater stormwater runoff stream structure subsurface drains surface runoff surface waters swale Top Width topsoil USDA Soil Conservation vegetation velocity water quality watershed waterway wetlands