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Florida Erosion and Sediment Control Inspector's Manual <br /> Excavate, if Necessary, for Storage <br /> Flow <br /> Dike <br /> . • �. ' Flow <br /> Row <br /> v +� <br /> Earth <br /> f <br /> ' - r , Embankment <br /> � • . <br /> Flow 4' Top Width r:.:=;, • -i= <br /> 'l"' "� ` ✓ � 2: 1 Slopes <br /> Dike if Required to Divert Water to Trap <br /> 2:1 or Flatter \ U <br /> Width (ft.) _ <br /> 6 x Drainage Area (Ac.) <br /> Section A-A Outlet Section <br /> Excavated Earth Outlet Sediment Trap Embankment Earth Outlet Sediment Trap <br /> Construction Specifications <br /> 1 . Area under embankment shall be cleared, grubbed and stripped of any vegetation and root mat. The <br /> pool area shall be cleared. <br /> 2. The fill material for the embankment shall be free of roots or other woody vegetation as well as over- <br /> sized stones, rocks, organic material, or other objectionable material. The embankment shall be <br /> compacted by traversing with equipment while it is being constructed. <br /> 3. Sediment shall be removed and trap restored to Its original dimensions when the sediment has <br /> accumulated to 1/2 the design depth of the trap. Removed sediment shall be deposited in a suitable <br /> area and in such a manner that k will not erode. <br /> 4. The structure shall be Inspected after each rain and repairs made as needed. ■ <br /> S. Construction operations shall be carried out in such a manner that erosion and water pollution are <br /> minimized. <br /> 6. Tile structure shall be removed and area stabilized when the drainage area has been properly stabilized. <br /> 7- All cut and fill slopes shall be 2:1 or flatter. ■ <br /> 8. Outlet crest elevation shall be at least one foot below the top of the embankmenL <br /> Plate 4.25a Earth Outlet Sediment Trap ■ <br /> Source: NRCS <br /> ■ <br /> 4-68 <br /> ■ <br />