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PIGCr BACK PLUG IN WEATHER <br />PROOF ENCLOSUPE-OR LOC►TE <br />IN HOUSE BASEMENT <br />''OWER SUPPLY <br />CONTROL WIRE <br />PUMP POWER CORO = <br />214' MANHC LE <br />-ALARM WIRE FROSTPROOFING THE <br />�MANHOLE CODER SECURED <br />. TO PREVENT UNAUTHORIZED pISCHAk�,E PIPE <br />ELECCTRRF <br />ELECTRICAL CIRCUITT <br />RESERVE CAPACITY \\ <br />AFTER ALARM SOUNDS <br />START LEtf j S _ _ L _ <br />3• ) <br />— _SHUT-OFF LEVEL <br />12'-18• MINIMUM DEPTH <br />l 0 <br />,. <br />PLACE A ROCK ENVELOPE <br />IN FEET <br />AROUND DISCHARGE PIPE <br />1 5 <br />ROCK SHOULD BE 3'4 TO 2 Vz <br />2 0 <br />INCHES IN DIAMETER, WITH <br />UNION OR OTHER <br />NO SAND. COVIN WITH A 2 <br />UICK DISCONNECT <br />530 <br />ITTING <br />INCH THICK SHEET OF <br />50 <br />EXPANDED POLYSTYRENE <br />60 <br />WHEREVER POSSIBLE MAIN - <br />TO SOIL <br />3-f TREATMENT <br />TAIN A GRASS COVER OVER <br />AREA <br />TOP OF TRENCH AND ALLOW <br />•' WEEPHOLE FOR <br />SNOW TO REMAIN IN PLACE <br />DAAINB <br />— VALVE CHEfr VALVEE MAY <br />WHEN SNOW COVER IS LIGHT, <br />BE INSTALLED IF <br />PLACE A 6 INCH HAY OR <br />PIPE TO TREATMENT <br />AREA FRCTT <br />STRAW LAYER ON GROUND <br />PROOF <br />ABOVE PIPE <br />PUMPING RATE SHOULD NOT EXCEED DROP BOX <br />OUTFLOW CAPACITY OR 45 GALLONS PER MINUTE <br />(2700 GALLONS PER HOUR) <br />PUMP DISCHARGE HEAD MUST BE ADEr)UATE TO <br />OVERCOME ELEVATION DIFFERENCE BE WEEN THE <br />PUMP AND DISTRIBUTION BOX PLUS FRICTION LOSS <br />IN DISCHARGE PIPE <br />LIQUID CAPACITIES OF VERTICAL C114CULAR TANKS <br />INSIDE DIAMETER OF TANK <br />GALLONS PER FOOT <br />IN FEET <br />OF DEPTH <br />1 5 <br />13.0 <br />2 0 <br />235 <br />2.5 <br />370 <br />30 <br />530 <br />40 <br />940 <br />50 <br />1470 <br />60 <br />213.0 <br />FOR EXAMPLE, A CIP!CULAR TANK WITH AN INSIDE <br />DIAMETER OF 4 FEET HAS 94 GALLONS OF LIQUID <br />CAPACITY PER FOOT OF DEPTH <br />TO PUMP 200 GALLONS PER CYCLE, THE PUMP <br />CONTROL SWITCHES WOULD NEED TO BE SET 21 <br />(2'-/o,) FEET APART <br />BACKFILL - <br />EXPANDED <br />POLYSTYRENE <br />DISCHARGE A6' <br />PIPE s' <br />ROCK 3/4' 2'/2" DIA <br />TO DETERMINE THE LIQUID <br />CAPACITY OF ANY TANK, FIRST <br />DETERMINE THE SURFACE AREA <br />OF THE LIQUID. MULTIPLY <br />THIS VALUE By 75 (GALLONS <br />PER CUBIC FOOT) TO DETER- <br />MINE THE ;ANK LIQUID <br />CAPACITY IN GALLONS PER <br />FOOT OF DEPTH <br />DROP BOX <br />12' SOIL COVER • <br />34 . 2'i� DIA ROCK • <br />FROM PUMP DRAIN Tit E OR RIGIC <br />_J PERFORATED PLASTIC PIPE <br />y S MIN. FROM BOTTOE.4 OF TRENCH TO <br />WATER TABLE OR CLAY OR ROCK <br />LAYER <br />SOIL TREATMENT AREAS FOR TYPE I HOMES <br />REQUIRED SOIL f REATMENT AREA <br />IN SQUARE FEET PER BEDROOM <br />PERCOLATION <br />RATE IN TRENCHES <br />MINUTES PER p� pF ��ppyyyy <br />INCH SEEPAGE <br />DISTRIBUTION PI K IINCIES <br />46 TO SLOWER 60 I 330 1330 1265 1220 1200 <br />THAN 60b <br />°SEWAGE FLOW I 1 50 GPO PER BEDROOM <br />bSPECIAL DESIGN SHOULD BE USED TO PROVIDE ACED.: <br />TREATMENT AND ABSORPTION OF EFFLUENT <br />RECOMMENDED AMOUNT OF EFFLUENT TO PUMP <br />PER CYCLE IS 25 PERCENT OF DAILY SEWAGE FLOW. <br />MINIMUM AMOUNT OF EFFLUENT TO PUMP PER <br />CYCLE IS 75 GALLONS <br />UNIVERSITY OF MINNESOTA <br />EXTENSION AGRICLI,.TURAL ENGINEERING _ <br />PUMPING STATION ` <br />1 <br />6 <br />1 12 <br />18 <br />1 24 <br />FASTER <br />THAN O.I b <br />0.1 TO 5 <br />125 <br />125 <br />100 <br />85 <br />75 <br />6 TO 15 <br />190 <br />190 <br />150 <br />125 <br />115 <br />16 TO 30 <br />250 <br />250 <br />200 <br />165 <br />150 <br />31 TO 45 <br />300 <br />300 <br />240 <br />200 <br />180 <br />46 TO SLOWER 60 I 330 1330 1265 1220 1200 <br />THAN 60b <br />°SEWAGE FLOW I 1 50 GPO PER BEDROOM <br />bSPECIAL DESIGN SHOULD BE USED TO PROVIDE ACED.: <br />TREATMENT AND ABSORPTION OF EFFLUENT <br />RECOMMENDED AMOUNT OF EFFLUENT TO PUMP <br />PER CYCLE IS 25 PERCENT OF DAILY SEWAGE FLOW. <br />MINIMUM AMOUNT OF EFFLUENT TO PUMP PER <br />CYCLE IS 75 GALLONS <br />UNIVERSITY OF MINNESOTA <br />EXTENSION AGRICLI,.TURAL ENGINEERING _ <br />PUMPING STATION ` <br />