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TYPICAL MOUND SYSTEMS <br /> MOUND DIMENSIONS <br /> r <br /> s <br /> m Straw or Marsh Hay :-, Perforated <br /> Medium Sand Fill Pipe lClay Fill or . <br /> H Topsoil <br /> Topsoil <br /> 3: ,D: <br /> ¢p50.11r <br /> - Subsoil Plowed Surface 3/a-23h in. Rock', l <br /> Cross Section <br /> Mound Height <br /> Fill Depth (D), ft ;-- /,O <br /> Absorption Bed Depth (F),' in.tl_Q <br /> Cap at Edge of Bed (G), ft =4:5" <br /> Cap at Center of Bed (H), ft-),5" <br /> Cap I-ATF-RA t- <br /> Fabric Distribution Lateral <br /> Fill. <br /> Topsoil - �� - ', Absorption Bed . <br /> End m <br /> w 1 a.rufoId <br /> Plowed La er of Top-Soil. <br /> N <br /> Permeable Soil <br /> .'Water Table or Creviced Bedrock ° <br /> Cross Section of a Mound System for a Permeable Soil, <br /> with High Groundwater or Shallow Creviced Bedrock <br />