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1. ALL PIPES SHOULD BE AT LEAST 4 INCH ' <br /> I DIAMETER. <br /> 2. ELEVATION OF INLET AND SUPPLE VEP TO <br /> OUTLET TO TRENCH NEXT DROP BOX MAY BE ADJU <br /> INLET ORROM SEPTICV0 OR DOWN FOR DESIRED EFFLUENT LEVEL . <br /> TANK PREVIOUS IN TRENCH. <br /> DROP BOX •---1 ' ' SUPPLY UNE TO NEXT DROP BOX 3• SUGGESTED TRENCH UQUID LEVEL- <br /> IS AT TOP <br /> - _ • OF TRENCH ROCK IF PERMEABLE SYNTHETIC <br /> • - <br /> - 1E — FABRIC COVERS ROCK, AT TOP OF OU <br /> 1_ <br /> TLET <br /> ' PIPE IF HAY OR STRAW COVERS ROCK. <br /> Mir :. • '' 4. INVERT OF INLET MUST BE AOT <br /> LEAST ONE PIPEE <br /> 1.�,•.� • INCH HIGHER THAN I <br /> IliOUTLET TO TRENCH TO NEXT DROP BOX. <br /> 1 5. TRENCHES MAY OUTLET ONE SIDE OR BOTH <br /> SIDES OF DROP BOX. <br /> 1 <br /> 11=1 1 INLET <br /> 11=1 i SUPPLY UNE ;"N�..� <br /> _�� 1 SUPPLY UNE <br /> _ �� _ �� 11 <br /> 1 tt .� <br /> ' <br /> II: r, '• — �ti_ 1 it _} �-«- <br /> - j' Z i 1- 1 <br /> I ' 1 1 1 , - <br /> 1 �� /El <br /> _1 1 L.7— <br /> . 02.. <br /> 1 I 1 =1 <br /> 1----------� L- ouTLET TO <br /> • -' �—OUTLETS TO TRENCH = TRENCH <br /> •q 1� .tee <br /> use. ate�nntn of eta l'rendAts e� e t' \s\. �, 1,esk �renek <br /> � J DROP BOX 1 <br />