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12" Minimum Wide—0- 4— <br /> Free-Draining Gravel <br /> Slope to Drain <br /> J__ ...._ <br /> . . <br /> - • <br /> . • ... • • ., <br /> .0 • .• A <br /> . .. ... . . . ,. <br /> 12" min.r � . - . <br /> Ob • •• : <br /> 1/4% <br /> ..4(t) <br /> pO • . <br /> • <br /> • <br /> Filter Fabric Material • $ • " ' <br /> �� Excavated Slope <br /> . _ (See Report for <br /> °oo •' Appropriate <br /> ° Incliniations) <br /> \ ° . • • • Compacted Structural <br /> 0. °�° :'•:. . • • '• , Backfill (Native or Import) <br /> \ o, • •• • .� <br /> mo '• •..• . ••• • 1 <br /> Oo' •Oo°o°o <br /> S40°00.•0•.0 <br /> °oo°°pp0o°o°coo°o$ooe... <br /> .\YYh% .N. /iY/hvx.s,/,\ `gip oo , <br /> .` � 1.�c�� -E 12" Over the Pipe <br /> P <br /> L <br /> 4" Diameter PVC 3" Below the Pipe <br /> Perforated Pipe <br /> Not to Scale <br /> UIcorporate Office Glint Car Wash and Sonic Figure 3 <br /> 17522 Bothell Way Northeast RGI Project Number: Date Drawn: <br /> 111 'illi <br /> Bothell,Washington 98011 Retaining Wall Drainage Detail <br /> Phone:425.415.0551 2020-643-1 01/2021 <br /> RILEYGROUP Fax:425.415.0311 Address: 10312 Evergreen Way, Everett,Washington 98204 <br />