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-PER;'ORATED <br /> . LATERALS <br /> - <br /> 77 <br /> ANI DY LOAM SOIL <br /> LA's ER OF STRAW OR <br /> let A.13SH HAY COVERED `•` �� w <br /> �% LTH RED ROSIN PAPER -­% .r; <br /> 4 <br /> P.PE F�Oa�1 PSP <br /> it <br /> 3/ n^ 2 ) a "_ _ - n / Y •/ - <br /> CLeAN BOCK - DIVERSION- FOR <br /> NOTES= �J SURFACE CATER <br /> IOPSOIL— <br /> I. SELECT AS LE1'ct A SITE AS POSSIBLE FOR THE MOU';7. <br /> 2. REMOVE EXCESS VEG!TATION. PLC'•`: DISK OR US-l' BF =`IDE R 'GJ2 TEETH, <br /> - r ROUG EN THE SU .E SOIL 6 R:�1E5 DEEP DO THIS ONLY IF THE MOISTURE <br /> CONTENT IS LESS THAN THE PLASTIC LIMIT IS S P1 RFC IF IT CAN UN r?O1J ET) <br /> INTO AN 1/e INCH WIRE).DO NOT REMOVE ANY OF THE:,URFACE SOIL. MOUND <br /> •' ` ,� :/ / ' PERFORMANj ON CLAY S,._ DEPENDS ON EXTREME CAFE TO PREVENT COMPAC IOn1 <br /> �� r� ' ,• <br /> AND PUDDLING OF THE CL DURING CONSTRUCTION.DO NOT L5E WAVY CONSTRJC- <br /> ���/// ION EQUIPMENT AND DO WJT CONSTRUCT THE I10:1ND 4-=N THE CLAY SOIL 15 <br /> - ,•-"- 1'_�"' "� �" /`/� r ' % iN A PLASTIC CONDITION. <br /> •`�' yr t-�•'�j!: i % ���'3. USE ONLY TF.ACX-TYPE EQtkPM:7iT FOR CONSTRUCTING THE MOUND SO AS NOT <br /> �.'•'T `-t L i`����� __ �` / '� n- i/ TO COMPACT THE ORIGLNAL SOIL. <br /> - _ 'V �( 4. THERE MUST B£ AT LEAST 2 fEET OF NATURAL OR FILL SOIL H ,. A PERCOL A- <br /> _'` ice TION RATE NO SLOWER Ti.:�i 120 M;NUTES PER INCH ANO NO fJSTER THAN 5 <br /> ~�ti `�yi "' �� �'•' + _ — l•• MINUTES PERINCH,BEFORE PLACING THE LAYER OF CLEAN SAND. <br /> w •'/' <br /> 5 THE 12 INCH LAYER OF CLEAN SAMA IS PART Of THE My7UND CONSTRUCTION SAS <br /> �o ^�� - J • IS CO!:StDERED CLEAN IF IT CAN IHSS THE"Fi.UIT JAO. <br /> R 7FST WR CONCRE'E 541 <br /> s Lo _ , BE <br /> - <br /> �� - 'a_ -. ,� •..;.f:.,'.;�'_ 6. THE TOP OF THE CLEAN SAND LAYER AND THE TDP OF THE ROCK BED MLLST <br /> LEA CONSTRUCTED LEVEL <br /> AND `�+./. 'rjci. '60 >, DISTRIBUTION PIPES ARE /2-INCH DIAMETEiZ SPACED 40 INCHES ON CENTER <br /> S p -.-�i� • AND CONNECTED <br /> TO A MANIFOLD IN THE CENTER OF THE ROCK BED. PIPES HAVE <br /> O ��`` Sip ` {{ !,�- .•-�: 1/4 <br /> INCH PERFORATIONS DRILLED EVERY 36 INCHES AND POINTING DOWNWARD. <br /> �1 « �� ` ' ,� lJ4SE A NEW DRILL BIT TD AVOID BURRS MIS <br /> THE PIPE. <br /> R� Ery E _ r <br /> B AY y - Q'�) - ':•'-:8 NINE INCHES OF ROCK ARE PLACED UNDER THE PERi'ORATEO LATERALS AND 2 <br /> Il <br /> LipINCHES ABOVE FOR A TOTAL ROCK DEPTH OF 12 INCHES <br /> "P - 9. THE ROCK IS FIRST COVERED WITH A LAYER OF HAY OR STRAW WHICH 6 T}!��1 <br /> •t COVERED WITH A LAYER OF RED ROSIN PAPER LAPPED 6 INCHES AT THE SEAMS. <br /> pNQT ^ '10.AT LEAST-6 INCHES OF LOAMY SAND SHOULD BE PLACED OVER THE TDP OF THE <br /> `T c� M ROCK BED. <br /> Ay THAT <br /> 11. A 6-INCH LAYER OF TOP SOIL SHOULD BE PLACED OVER THE ENTIRE MOUND SO <br /> {, THAT A GRASS COVER CAN BE ESTABLISHED. <br /> '112 BOVE THE SOIL THE ROCK LAYER SO THAT HEAVY RAINR AT LEAST 6 INCHES NW WILL RUN CENTER THE MOUND <br /> 13. SIDE <br /> SLOPES O THE DIKES SHOULD BE NO STEEPER THAN 44 ON CLAY SOILS <br /> S. <br /> N.-O Y6R,DEPENDS ON THE AMOUNT tOF.DAILY <br /> SE )- <br /> IS. MAXIMUM EFFLUENT DOSE PER PUMP CYCLE SHOULD BE NO MORE THE TABLE <br /> VALUES. <br /> 1 16. MINIMUM PUMPING RATE IS SHOWN IN TABLE. PUMPING HEAD MUST BE <br /> ' ADEQUATE TO OVERCOME ELEVATION DIFFERENCE, FRICTION LOSS PLUS S FEET <br /> FOR PERFORATED LATERALS- <br />