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VERTICAL SIDEWALL SEPTIC TANK <br /> FINISHED GRADE <br /> f--AT ��LEAST �`� 6" TO I2' SOIL AT ,LEAST <br /> I„ 4 DIA. I -COVER 4 DIA. —� <br /> MIN. AT LEAST I" AT LEAST I" <br /> -- i A DIMENSIONS FOR TANKS WITH VERTICAL SIDES A <br /> 4\______1._ <br /> WIDTH, W 24" MINIMUM <br /> ,. LENGTH, L 2 TO 3 TIMES THE WIDTH <br /> B DIAMETER 60" MINIMUM <br /> DEPTH, D 30" MINIMUM; 78" MAXIMUM C <br /> ... <br /> a <br /> A 0.2 D <br /> —AT LEAST 8 6" MINIMUM; 0.2 D MAXIMUM .., 6" �-- <br /> 3is C 0:4 D <br /> d <br /> • <br /> AT LEAST 4 FEET <br /> —I D <br /> A THIRD INSPECTION PIPE MUST BE LOCATED <br /> NOTES: BETWEEN THE INLET AND OUTLET BAFFLES. 4. <br /> • <br /> 1 . SANITARY TEES AT LEAST 4 INCHES IN DIAMETER 4. MANHOLE COVERS SHALL BE LOCATED WITHIN <br /> 2. THERE SHALL BE ONE OR MORE MANHOLES.20" 12 INCHES BUT NO CLOSER THAN 6 INCHES <br /> a. LEAST DIMENSION AND LOCATED WITHIN 6 FEET BELOW FINISHED GRADE AND COVERED WITH AT <br /> • OF ALL TANK WALLS. LEAST 6 INCHES OF EARTH. <br /> 3. AN INSPECTION PIPE OF AT LEAST 4 INCHES 5. SEPARATION DISTANCE BETWEEN END OF INLET <br /> DIAMETER OR A MANHOLE SHALL BE LOCATED PIPE AND NEAREST POINT ON BAFFLE SHALL BE • <br /> OVER BOTH THE INLET AND OUTLET DEVICES. NO LESS THAN 6 INCHES OR NO MORE THAN 12 c-) <br /> THE CENTER LINE OF THE INSPECTION PIPES INCHES. `' <br /> SHALL BE THE SAME AS THE CENTER LINE OF 6. FOR HORIZONTAL CYLINDRICAL TANKS DIMENSION t <br /> THE BAFFLE OPENINGS OR SANITARY TEES. A IS 0.15D AND DIMENSION C IS 0.35D. I <br />