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18" Min. <br /> o ' ° o oco. 0 0 00 <br /> 00 0 000 0 A 0 <br /> • f''lf° o 00 <br /> oo° 0o 000 000 0 o d <br /> • r▪ '' 0 0 0 00 0 <br /> ° 0000 <br /> f <br /> am/ 0 0 000000 00 0 00 8 o <br /> 00 D 0 <br /> 0 <br /> / o 00 <br /> 00 000 000 0 0 <br /> ///▪ ./ 00 00 0 0 00 0 0 <br /> 0000q 00 <br /> '// 000 000 o 0 00 �0 0 0 <br /> p 0p o� 000 O 00 <br /> Structural <br /> 00 <br /> Fill0 <br /> o 00 0 0 0 0 0 0 00 0 <br /> "V8 0 <br /> 0 <br /> 0 °C?D 0 <br /> /// 00 0 0 ° D 0 0 0 <br /> / 0 0 �0 Cr • <br /> 0000 o <br /> 00 <br /> : ;:•; 0 0 0 VO <br /> IH � IH , `: oo�o o0 0000 00 <br /> `' o 0 ° 00 00 <br /> 00 0 0 <br /> �7/r / { ������tip• •r <br /> j <br /> .f: <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: <br /> Earth } i ;ey `ons NWLLc <br /> 0:o° 0 Solutions <br /> 0 0 00 Free Draining Structural Backfill NWuc .;,.;iveonstruction Monitoring <br /> ental Sciences <br /> � <br /> : tirtirtiJ , 1 inch Drain Rock RETAINING WALL DRAINAGE DETAIL <br /> Proposed Public Storage Facility <br /> Everett, Washington <br /> Drwn. GLS Date 06/27/2012 Proj. No. 2432 <br /> Checked SSR Date June 2012 Plate 3 <br />