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_ A -i_ ____,,,, _ <br /> Catch basin <br /> Back of sidewalk V <br /> 2x4 Wood stud <br /> Back of curb Curb inlet <br /> Concrete block <br /> :::°Z.,:eit:::j_.., <br /> J___/___ <br /> ' '...,..";;,0 <br /> fiirp Ir <br /> •P�+1 ., ,' d .'Ve Agr. te:.0' A� .;°0-:: "; 4•p�O '`l <br /> Wire screen or O ♦ , i! .41,...' . ♦ rj ' / (♦; <br /> • '.:10.''� ' w fQ a.•r wvoIfilter fabric oo "O 6 o <br /> `Q S i.r!r♦ Osi•A.-?* ' 0 'l8 !'I jcx " .;.C4 <br /> A- <br /> 3/4 inch (20 mm) Concrete block <br /> Drain gravel Plan View <br /> Ponding height <br /> 3/4 inch (20 mm) <br /> Drain gravel <br /> Overflow <br /> _ ____. 7. . ..„..t.. ..4.: i......_ <br /> :'.'4Curb inlet / <br /> \/\/\/ <br /> /\\//, <br /> Wire screen or \//Y// / /j %s/% <br /> filter fabric 2x4 Wood stud ''/' //\ \/t <br /> (100x50 Timber stud) <br /> Catch basin ' :,%, <br /> Concrete block .\ <br /> Section A—A <br /> Notes: <br /> 1. Use block and gravel type sediment barrier when curb inlet is located in gently sloping street <br /> segment,where water can pond and allow sediment to separate from runoff. <br /> 2. Barrier shall allow for overflow from severe storm event. <br /> 3. Inspect barriers and remove sediment after each storm event. Sediment and gravel must be <br /> removed from the traveled way immediately. NOT TO SCALE <br /> 11Ell <br /> 1111'' Figure 11-4.2.9 <br /> Milli Block and Gravel Curb Inlet Protection <br /> P A R T M E N T OF Revised August 2015 <br /> ECOLOGY Please see http://www.ecy.wa.gov/copyright.html for copyright notice including permissions, <br /> State of Washington limitation of liability, and disclaimer. <br />