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18" Min. <br /> Pl <br /> °0 0 0 O00 0 0 , 0 0 <br /> Fill <br /> Op• <br /> O 0 Opo 0000 p 000000 <br /> 0 <br /> 00 0 °O 0 O 0 0 0 <br /> 0 0 0 0 <br /> 0 0 0 0 G 0 0 �a 0° 0 <br /> 0 0 <br /> 0 0 0000 00000 80 <br /> o o o 0 O 0 <br /> ° 0 <br /> 0 0 o e <br /> ° 0 O 0 oo' 0 0 O Jr 0 0 <br /> 00 oo 0 . 0 0 0 <br /> 0 0 00 00 0 0 0 0 <br /> 00 000 0 00 0 0 p <br /> 00 °0 0 .0 o 0 °Oo Structural <br /> 0 00 00 oO 0 ° 0 Fill <br /> 00 <br /> S <br /> 06 0 0 0000 00 <br /> Op 0 0 0 <br /> 0 0 00 <br /> 0 0 0 0 0 0 00 <br /> 0 0 ' <br /> 0 00 c ' • <br /> 000 0 00 G 0 0 0 0 00 <br /> o0 0p 0 . 0 o 00 <br /> 0.0 0 0 0 0 0 <br /> III— 000 00 0o0 8 00 <br /> 0 e 0 0 0000 0 Oo O <br /> l 1 1 Pr o 0 0 0 0 0 <br /> A•1101 0) ...,.......4.,:e........v.. <br /> A <br /> Perforated Drain Pipe <br /> NOTES: (Surround In Drain Rock) <br /> • Free Draining Backfill should consist <br /> of soil having less than 5 percent fines. <br /> Percent passing #4 should be 25 to <br /> 75 percent. <br /> • Sheet Drain may be feasible in lieu SCHEMATIC ONLY- NOT TO SCALE <br /> of Free Draining Backfill, per ESNW NOTA CONSTRUCTION DRAWING <br /> recommendations. <br /> • Drain Pipe should consist of perforated, <br /> rigid PVC Pipe surrounded with 1" <br /> Drain Rock. <br /> LEGEND: .r . <br /> 'ir Earth Solutions 'NWu c <br /> 0:e ° Solutions <br /> 0 00 Free Draining Structural Backfill NWuc ca!"Engineering,ConstructionMonttoring <br /> 0 0 0 <br /> ���, l and Environmental Sciences <br /> r....r:r., <br /> %•%•ti• ti•ti <br /> tiaaaa 1 inch Drain Rock RETAINING WALL DRAINAGE DETAIL <br /> Twin Creeks Village <br /> Everett, Washington <br /> Drwn. MRS Date 04/24/2017 Proj. No. 5168 <br /> Checked AZS Date April 2017 Plate 3 <br />