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4i <br />-- <br />~I <br />r <br />i <br /> <br />DRAINAGE CRITERIA MANUAL <br /> <br />STRAW BALE BARRIER <br />Delinilion <br />EROSION CONTROL <br />STB <br />A temporary sediment barrier consisting o1 a row of entrenched and anchored straw bales. <br />Purposes <br />1. To intercept and detain small amounts of sediment Irom disturbed areas of limited extent <br />(n order to reduce sediment in runoff from leaving the site. <br />2. To decrease the velocity of sheet flows from hillslope areas <br />Wood or Steel Fence Post <br />(Rebar not allowed) __ <br />Binding Wire \ <br />or Twine <br />Filtered Runoff <br />12' Min. <br />Compacted Soil to <br />Prevent Piping <br />Sediment Laden <br />Runoff <br />Figure 4-5A Straw Bale Barriers <br /> <br />Staked and Entrenched <br />SUaw Bale <br />r~` ; ;I`~~I~ <br />~I~ ~`, t <br />l I~ <br />lift ~ ti~~`~` <br />4" Min. ~I I <br />,, <br />