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g� ATTACHMENT 5 <br /> LEACHLINES AND SEEPAGE PITS upon the following l <br /> Two leachlines will serve as a secondary disposal field,and based e a 36 inch diameter seepage pit, <br /> Each ieachline will be 40 feet long. At the end of each line +2(148 ftz)=776 ft2. <br /> 16 feet deep. Total application area= 2 ft+2 ft+2 ft x(40 ft x 2) <br /> Total temporary storage volume=2 ft x 2 ft x 40 ft x 2=320 fl+2(i 13 ft')_ 546 =4,0$4 gals <br /> SEPTIC SYSTEM OPERATION <br /> The septic system for the proposed facility is designed to b ldinate allows: <br /> s,and wash water influent from <br /> Kitchen water from both the existing building and the newg <br /> clean-up of kettles,utensils,etc.plus floor drains will now into the grease trap. Effluent from the <br /> grease trap will gravity to the secondary tank. <br /> All blackwater from toilets and graywater from Sinks from both buildings twill flow into the 2,000 <br /> gallon primary tank. The majority of ftestion_and paper accumulation will occur in this tank: <br /> The second compartment <br /> Effluent from this tank will gravity to the 1,200 gallon secondary tank. <br /> of this tank will have a dual pump system with a filter vault and an alarm system. The effluent`. <br /> ually <br /> from this tank will be pumped to a hydrosplitter®valve that will split the effluentuld be considered as <br /> between the chambers, and the leachlnes and seepage pits. The filter bed,sho <br /> the primary disposal area. <br /> fore <br /> Effluent pumped to the leachlines and seepage pits will of course,be andel!be su gallons, for , i <br /> must first come into a settling tank. The approximate volumep <br /> er ravity to a <br /> tank should be a minimum of 250 gallons in volume. etween the two m this tank,lhe effluent l <br /> leachlines andsegepage pits. <br /> distribution box/flow director to split the flow evenly b <br /> V. CONCLUSIONS AND RECOMMENDATIONS <br /> Paramount to every issue regarding the septic system for this project, is they pore ncekitcth tares. r <br /> usage be kept to an absolute minimum. Running water must not be allot <br /> Clean-up, including floor washing must be at d spring- <br /> a minimum. Low flow volumeaterllusa ets ane allowthe <br /> cels must be used in the restrooms. Not only will minimal g <br /> loaded sink fau ulster nitrate <br />� entire septic system to function as intended,but decreased water usage will alleviate <br /> loading. A water meter will be installed for this facility, so an accurate accounting of water wage <br /> can be kept. However,with the Chocoholics facility,not all incoming fresh water will ultimately <br /> be septic system effluent water. A percentage of fresh water will be used in the making of "low- <br /> fat" chocolate and a percentage will be used.for landscaping irrigation,etc. Consequently,water <br /> usage accounting will be important. °" <br /> The nitrate loading calculations illustrate that the anticipated number of people on the property will <br /> contribute approximately 67% of the MGL for nitrate from the effluent recharge. <br /> _ 13 <br /> rfocr►arr!'rm_stc�tirta <br />