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41 <br />11 <br />%G` sA PLUZ IN *EATHER ^ AL0°' " FROSTPROOFING THE <br />�ROO° ENC.L- E OF LOCATE MAMW • .UvEr- SECUREL <br />Ih HOUSE ysEMENT _ / DISCHARGE PIPE <br />TD Px: VEN' UNAUTMORI2EL <br />XVER CORD — <br />24' MANHOLE <br />ALARM FLOAT ON SERRATE <br />ELECTRK:AL CIRCUIT <br />%RESERVE CAPACITY <br />AFTER A ARM SOUNDS <br />sT4RT 1iEvEL <br />112--ID'Mujm^m DEPTH <br />PLACE A ROCK ENVELOPE <br />AROUND DISCHARGE P.. E <br />ROCK SHOULD V i'4 TO 2'/z <br />INCHES IN DIA E':R, WITH <br />OR OTHER <br />NO SAND. COVEN WITH A 2 <br />UpNyIOCN <br />FITT NG DISCONNECT <br />INCH THICK SHEET OF <br />EXPANDED POLYSTYRENE <br />WHEREVER POSSIBLE MAIN - <br />TO SOIL <br />�+TREATMENT <br />AREA <br />TAIN A GRASS COVER OVER <br />TOP OF TRENCH AND ALLOW <br />y; vimPmou FOR <br />SNOW TO REMAIN IN PLACE. <br />~BACK' OR <br />— CHECK vALv£ MAr <br />WHEN SNOW COVER IS LIGHT, <br />K INSTALLED IF <br />PLACE A 6 INCH HAY OR <br />PPE TO TREATMENT <br />AREA IS FW+ T <br />STRAW LAYER ON GROUND <br />PRDDF <br />ABOVE PIPE. <br />PUMPING RATE SHOULD NOT EXCEED DROP BOX <br />OUTFLOW CAPACITY OR 45 GALLONS PER MINUTE <br />(?700 GALLONS PER HOUR). <br />PUMP DISCHARGE HEAD MUST BE ADEQUATE TO <br />OVERCOME ELEVATION DIFFERENCE BETWEEN THE <br />PUMP AND DISTRIBUTION BOX PLUS FRICTION LOSS <br />IN DISCHARGE PIPE. <br />LIQUID CAPAC;TIES OF VERTICAL CIRCULAR TANKS <br />INSIDE DIAMETER OF TANK <br />IN FEET <br />GALLONS PER FOOT <br />OF DEPTH <br />1.5 <br />1&0 <br />2.0 <br />23.5 <br />2.5 <br />37.0 <br />3.0 <br />53.0 <br />'-4,0 <br />94.0 <br />5.0 <br />147.0 <br />- 6.0 <br />2' 3.0 <br />FOR EXAMPLE, A CIRCULAR 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 2.1 <br />(M/") FEET APART <br />BACKFIILEELL <br />POLYYSTYRENE q <br />DISCHARGE <br />PIPE �' <br />ROCK 3/4'- 2'/i 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 7.5 (GALLONS <br />PER CUBIC FOOT) TO DETER- <br />MINE THE TANK LIQUID <br />CAPACITY IN GALLONS PER <br />FOOT OF DEPTH. <br />DROP BOX <br />2" DIA ROCr <br />— DRAIN TI <br />FRS PU PERFORATED OR RIGID <br />PLASTIC PIPE <br />3' MIN FRC)M BOTTOM OF TRENCH TO <br />WATER TABLE OR CLAY OR ROCK <br />—L LAYER <br />SOIL TREATMENT AREAS FOR TYPE I HOAIESO <br />PERCOLATION <br />RATE IN <br />MINUTES PER <br />Ih�H <br />FASTER <br />THAN 0.1 b <br />0.1 TO 5 <br />6 TO 15 <br />16 TO 30 <br />31 TO 45 <br />46 TO 60 <br />SLOWER <br />THAN 60b <br />REQUIRED SOIL TREATMENT AREA <br />IN SQUARE FEET PER BEDROOM <br />TRENCHES <br />SEEPAGE DEPTH OF ROCK bELDM► <br />BEDS DISTRIBUTION PIPE IN INCHES <br />6 1 12 - 18 1 24 <br />125 <br />125 <br />100 85 <br />75 <br />190 <br />190 <br />ISO 125 <br />115 <br />250 <br />250 <br />200 165 <br />ISO <br />300 <br />300 <br />240 200 <br />IBO <br />330 <br />330 <br />265 220 <br />200 <br />4 SEWAGE FLOW - 150 GPO PEP DE: .JM <br />I)SPECIAL DESIGN SHOULD DE USED TO PROVIDE ADOX ATE <br />TREATMENT AND ADSORPTION OF EFFLUENT <br />RECOMMENDED AMOUNT OF EFFLUENT TO PUMP <br />PER CYCLE IS 25 PERCENT OF ONLY SEWAGE FLOW. <br />MINIMUM AMOUNT OF EFFLUENT TO PUMP PER <br />CYCLE IS 75 GALLONS. <br />I UNIVERSlry OF MSMESOTA <br />ExTENS*N AGRICULTURAL ENGI!WING <br />PUMPING STATION 101 I <br />