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Compost Mass Balance <br /> Forward RCS1 <br /> ssumptions <br /> T of blosolids Digested <br /> Desi n condition .—Wet weather,avers conditions <br /> No amendment or rec led comp st <br /> Biosolids/Food Processing Residue/Se tic'Tank Pump ngs/Holding Tank PumPinQs/Grit/ -rease <br /> Total solids concentration T5 <br /> Volatile solids(%) 70 <br /> Percent VS degradation dUrino comoostina(11%) 20 <br /> Green waste/Wood Waste/MSW <br /> Moisture content 50 <br /> Volatile solids 90 <br /> Percent VS degradation during.costinq 33 <br /> Amendment <br /> Moisture content M <br /> 40 <br /> Volatile solids 90 <br /> Percent VS degradation during co st %) 33 <br /> Reqycle compost <br /> Moisture content —1-50- <br /> Percent VS deqradation during composting 10 <br /> Overs-from screeninu <br /> J Percent overs from screening 25 <br /> =scent compostable overs 801 <br /> ircent YS degradation during composting J— 20 <br /> L. <br /> Daily Quantities Assumes 260 da r ear operation) <br /> Location Description <br /> Wet Percent Dry Density Volume Percent —Volatile <br /> Tons Solids Tons (lbS/CY) _19Y 1 <br /> Volatile Solids <br /> Solids _j!ons),, <br /> _-A <br /> I Biosolid fSeptic/lEtc. 300 15 <br /> 2 Green waste/Wood/MSW N 364—70 32 <br /> —5-01 350 M' <br /> 1 1 2.154 901 <br /> 3 Ammendment J (1"I f P 60' <br /> 4 Water NNW 0 90 0 <br /> 0 0 <br /> Becycled compost Imi!j�j!D 50 0 OOOL 01 62T 0 <br /> 6 CoMpostaIA overs j! ;8S— 50 43 .1,. <br /> 283 80 34 <br /> 7 Initial compost mixture 1,0851 40 438- H lj�M 2,170 <br /> 1-, I I 1.., 87 381 <br /> 8 Eva poration/deco 2M2sRion -4441 -1171 17 <br /> 9 Mixture from compostin641 <br /> 9 320 1.4241 821 263 <br /> 10 Recycled compost 01 50F 0 900 <br /> 0; ;;82 0 <br /> 11 Compost to screen!gg —641 so - __ <br /> 3201 900 1,424 62 263 <br /> 12 Co stable overs 85 601 431 600 28531'-,_!'i ji8b 34 <br /> 13 Trash so - 34 H — 71 'I *'-* 10 <br /> sdr 2 <br /> 14 Final co 513 <br /> Most Rroduct 901 219 <br /> 91 <br /> 4!1.:!! _M Water expressed in aallons <br /> Indicates assumption that must be manual ineut <br /> LW weight of water/weight volatiles destcoyed during composting). 11531 1 <br /> lGenerallyW less than or equal to 10 Indicates initial mixture has sufficient ftradable material to achieve <br /> I temperatures,for pathogen redErction. <br /> FN:dtr/a-\COMMASW.XLS Page 1 of 1 Printed:9/14/94 6:06 PM <br />