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CITY OF SANTA ANA <br />Planning and Building Agency <br />o/"lS. <br />n .,_._..........� <br />FOR PERMIT ISSUANCE <br />Master ID: <br />Date: <br />TYPICAL RETAINING WALL DRAINAGE DET <br />SOIL BACKFILL, COMPACTED TO <br />90 PERCENT RELATIVE <br />COMPACTION PER ASTM D1557. <br />RETAINING WALL. -----,,__ <br />----------------- <br />=___===----MIN. <br />—------------- <br />-------------- <br />6°MIN, . <br />WATERPROOFING AS NOTED' <br />al q <br />d = <br />FILTER FABRIC ENVELOPE <br />IN THE ATTACHED FIGURE. <br />— MIRAFI 140N OR APPROVED <br />EQUIVALENT) <br />I' _ <br />_ — 3/4" — 1-1 /2" CLEAN GRAVEL <br />I: <br />4" (MIN.) DIAMETER PERFORATED <br />PVC PIPE (SCHEDULE 40 OR <br />FINISHED GRADE <br />`.d .. <br />- EQUIVALENT) WITH PERFORATIONS <br />____________________ <br />d.. _— <br />ORIENTED DOWN AS DEPICTED <br />___--------------- <br />__= <br /><I ; <br />MINIMUM 1 PERCENT GRADIENT TO <br />=COMPACTED FILL = _ _ <br />.I <br />�" <br />— SUITABLE OUTLET. <br />-IF APPLICABLE --- <br /><. <br />--- <br />- <br />—-—————————————————— <br />L=-- <br />° <br />-- <br />-111-111 3 " MIN. <br />II I II I II I I=11 III=III=1 i!:I I1=1I I III COMPETENT, BEDROCK OR MATERIAL <br />III -III -III II -III -III -III -III -III -III- AS EVALUATED BY THE <br />WALL FOOTING GEOTECHNICAL CONSULTANT. <br />NOT TO SCALE <br />