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18" Min. <br /> tIll 1 <br /> I ./ o p o 0 o Uo I <br /> �o po 0 00 m �A o 00' 1 <br /> O oOo 0o po 0o O�0o B <br /> po 0 <br /> / 0 0 0 00 <br /> 0o O opo <br /> �po0 0 00 O 0 0 ° 0 <br /> O o� 00 o 0 o <br /> o° 0 0 0 0 _. <br /> O <br /> 0 op o , ooa <br /> / o op o o° 00 0 <br /> e7 00 0 0 0 0 <br /> °0 o 0 o0oo00, 0 <br /> 000 000 00 °o 0 o <br /> 0 00 °O p Structural I <br /> I /./ f. <br /> 00o °0oo0 ° o C5 Fill I <br /> .. 00Ogo0 0 00 0 <br /> 0000000000 0 0oo I <br /> o0 �• <br /> 1 _ OoOo °0 0 00 00 <br /> 0 00 0 ° o A <br /> o <br /> II_ / 0 00 00 0 0 0°.'' 0 <br /> 0 0 0 0 0 <br /> r,r, <br /> 0• 1� W • • f I <br /> I \ Perforated Drain Pipe <br /> I NOTES: (Surround In Drain Rock) 1 <br /> • Free Draining Backfill should consist <br /> of soil having less than 5 percent fines. <br /> Percent passing#4 should be 25 to I <br /> 75 percent. I <br /> • Sheet Drain may be feasible in lieu SCHEMATIC ONLY- NOT TO SCALE 1 <br /> of Free Draining Backfill, per ESNW NOT A CONSTRUCTION DRAWING 1 <br /> recommendations. 1 <br /> • Drain Pipe should consist of perforated, <br /> rigid PVC Pipe surrounded with 1" I <br /> Drain Rock. 1 <br /> Ikz <br /> LEGEND: -___-- <br /> ~ Earth <br /> 0:00 0 Solutions -_=- 41IUt1011S NWLLC 1 <br /> o 'oo 0o Free Draining Structural Backfill NWuc _,=_Ineering,Construction Monitoring <br /> 0 0 _- _:A Environmental Sciences <br /> ti•ti•ti•ti <br /> 'rtiartirti 1 inch Drain Rock RETAINING WALL DRAINAGE DETAIL 1 <br /> ,r�r�rLfL <br /> 3214 Broadway Avenue N. I <br /> I Everett, Washington <br /> Drwn. GLS Date 01/14/2015 Proj. No. 0599.05 1 <br /> Checked RAC Date Jan. 2015 Plate 7 <br />