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4 INCHES STRAW OR MARSH <br />HAY AND LAYER OF RED <br />ROSIN PAPER <br />GRASS COVER -� <br />SAND FILL <br />MAXIMUM SLOPE -+- <br />'0 1 <br />SANDY LOAM SOIL <br />PERFORATED LATERAL <br />6 INCHES <br />TOPSOIL <br />h _ <br />4` OPSOIL - --- -_ IJ % SLOPE <br />SUBSOIL PLOWED OR CLEAN ROCK <br />DISKED SURFACE 3/4 TO 2 '/Z INCHES <br />CROSS SECTION A - A <br />-- PIPE FROM <br />PUMPING CHAMBER <br />Y7I <br />_ T - F <br />1-1 j _ <br />- <br />PERFORATED <br />LATERALS <br />t � t <br />t <br />KD AREA -y , - z <br />� � J <br />1 ' ' <br />�t <br />i <br />2O p p 20 <br />NCHES I `i # Q INCHES <br />t <br />10 FEET <br />---- DIKE <br />I K E - DIKE MAX, <br />_..-------TOTAL WIDTH— <br />f <br />ELM VnEw <br />