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F <br />• <br />4 INCHES STRAW OR MARSH <br />HAY AND LAYER JF RED <br />ROSIN PAPER <br />GRASS COVER <br />SAND FILL - <br />MAXIMUM SLOPE -+ <br />4 TO I <br />ME <br />SANDY LOAM SOIL <br />r-•- PERFORATED LATERAL <br />/- 6 INCHES <br />/ TOPSOIL <br />z <br />lr-. TOPSOIL __ _---------- - --�J % SLOPE <br />VAC -SUBSOIL PLOWED OR CLEAN ROCK <br />DISKED SURFACE 3/4 TO 2'/2 INCHES <br />CROSS SECTION A - A <br />- PIPE FROM <br />PUMPING CHAMBER <br />W <br />rJ / <br />r PERFORATED <br />LATERALS _ <br />HES) AREA <br />w <br />1� ! w m_ <br />20 0 0 20 <br />INCHE `* INCHES _ <br />- <br />DIKE DIKE <br />FEET_DIKE-i <br />MAX. <br />--- TOTAL WIDTH - <br />PLAN VIEW <br />