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VERTICAL SIDEWALL SEPTIC TANK <br />FINISHED GRADE <br />r LEAST �-� T--� -SAT LEA! <br />4" DIA. S' TO 12 SOIL COVER 4" D14 <br />AT LEAST 1" AT LEAST I" <br />-AT LEAST <br />3" <br />DIMENSIONS <br />FOR TANKS WITH VERTICAL SIDES <br />WIDTH W <br />24" MINIMUM <br />LENGTH L <br />2 TO 3 TIMES THE WIDTH <br />DIAMETER <br />60" MINIMUM <br />DEPTH. D 130" <br />MINIMUM, 78" MAXIMUM <br />A <br />0.2 D <br />13 <br />6" MINIMUM; 0 2 D MAXIMUM <br />C 10.4 <br />D <br />AT LEAST 4 FEET <br />NOTES: <br />1. SAVITARY TEES AT LEAST 4 INCHES IN DIAMETER <br />MAY BE USED IN PLACE: OF BAFFLES. <br />2. THERE SKALI, BE ONE OR MORE MANHOLES. 20" <br />LEAST '-IME:NSION AND LOCATED WITHIN 6 FEET <br />OF AL1. TANK WALLS. <br />J. AN INSI-EC'1'I0H PIPE OF AT LEAST 4 INCITES <br />DIAMETER OR A MANHOLE SHALL BE LOCATED <br />OVER BO'TII'lll. INLET AND OUTI.EIDEVICES. <br />THE CENTER LINE (IF THE: INSPECTION PIPES <br />SHALT. BE THF. SAME AS THE CENTER LINE OF <br />THE RAFFIT OPENINGS OR SANITARY TEES. <br />4. MANHOLE COVERS SHALL BE LOCATED WITHIN <br />12 INC4ES BUT NO CLOSER THAN 6 INCHES <br />BELOW iINISHED GRADE AND COVERED WITH AT <br />LEAST 6 INCHES OF EARTH. <br />5. SEPARATION DISTANCE BETWEEN END OF INLET <br />PIPE A'!I NEAREST POINT ON BAFFLE SMALL BE <br />NO LES THAN 6 INCHES OR NO MORE TRAM 12 <br />INCITES. <br />I. FOR HORIZONTAL CYLINDRICAL TANKS DIMENSION <br />A IS 0 ISD AND DIMENSION C IS 0.35D. <br />101:;' . 7 <br />