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FLEXIBLE ADHESIVE EQUIVALENT, <br />4" ABOVE GROUND; <br />MAINTAIN LEAK -FREE : a <br />. 4 <br />:m <br />LEAK -FREE AND ADEQUATE <br />CAPACITY DOWNSPOUTS <br />MINIMUM 3" THICK <br />DECORATIVE GRAVEL, <br />ROCK OR BARK LAYER <br />AT LEAST 4 FT LONG <br />20 MIL THICK POLY <br />SHEET LINER AT LEAST <br />4FT LONG; EXTEND 4" <br />ABOVE GROUND & 36" <br />BELOW GROUND <br />EXTEND DOWNSPOUT <br />BEYOND <br />DECORATIVE LAYER, <br />1OH:1V GRADE; <br />WITHOUT CAUSING <br />ADVERSEIMPACT <br />ON ADJACENT <br />PROPERTIES; DISCHARGE <br />ONTO SPLASH BLOCKS. <br />6"MIN I — <br />OFFSET FOR ANY <br />SPRINKLER <br />HEADS; PART CIRCLE <br />SPRAYING <br />AWAY FROM BUILDING <br />DOWNSPOUT & MOISTURE BARRIER DETAIL <br />COMPACTED EARTH BACKFILL/SOIL CAP <br />(DO NOT USE IF STEM WALL IS SLOPE TO DRAIN AWAY <br />DESIGNED AS A RETAINING WALL. IN FROM STRUCTURE, 1OH:1V <br />CASE OF RETAINING WALL, USE (SEE DOWNSPOUT DETAIL) <br />FREE -DRAINING CRUSHED ROCK FILL TO <br />AVOID HYSROSTATIC PRESSURE. <br />FOUNDATION/STEM WALL <br />POLYETHYLENE FILM GLUED TO \ FABRIC OR EQUIVALENT <br />FOUNDATION WALL AND EXTENDED <br />BELOW THE DRAIN AS SHOWN <br />12" MIN <br />L,SLAB-ON-GRADE WITH <br />EXPANSION JOINTS OR CRAWL -SPACES •N' ' <br />q :.:. 6" MIN <br />OVER -EXCAVATION <br />(SEE NOTE B) EXCAVATED TRENCH, <br />NEAR VERTICAL TO <br />FREE- O <br />DRAINING .5 <br />.......... ..... ....... CLEAN CRUSHED <br />I.SUBGRADE, IN -SITU SOIC-� ROCK/GRAVEL <br />(SEE NOTE C) <br />PERIMETER OR FOUNDATION DRAIN DETAIL <br />NOTES: A. 4-INCH DIAMETER PERFORATED PIPE PLACED 2" ABOVE DRAIN SUBGRADE EMBEDDED IN FREE -DRAINING GRAVEL OR <br />CRUSHED ROCK ENVELOPE WITH 2% GRADE TO SUMP PIT OR DISCHARGED TO A SUITABLE RECEPTACLE SUCH THAT ON -SITE AS <br />WELL AS OFF -SITE STABILITY IS NOT ADVERSELY IMPACTED. B. DEPTH BASED ON OPEN HOLE INSPECTION, FOR SHALLOW <br />FOUNDATION OPTION. C. ALL FOUNDATION OR OVER -EXCAVATED SUBGRADES MUST BE INSPECTED AND APPROVED BY A <br />GEOTECHNICAL ENGINEER. <br />AnnFMcAN cFosFRMcFs I 88FIGURE 8: DRAINAGE DETAILS <br />k??G 402% � canym.cm�cc..com <br />