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ameO <br /> TABLE B.2-2 <br /> Backup for Unit Construction Costs <br /> Bioaugmentation Bio-curtain <br /> Nestle Ripon <br /> ITEM NO UNIT NOTE/CALCULATION <br /> a curtain length 4500 FT from cross section <br /> b depth to water 25 FT from cross section <br /> C depth to top of treatment interval 120 FT from cross section <br /> d depth to base of treatment interval 135 FT from cross section <br /> e Itreatment interval thickness 15 FT =d-c <br /> f zone of influence of bioaugmentation 3.2 FT after Schoolcraft biocurtain design(Hyndman et al.,2000) <br /> g overlap 1 assumed to be sufficient <br /> h biocurtain well spacing-lateral spacing 3 FT 419 <br /> i bioaugmentation locations 1500 EA =a/H <br /> j depth interval spacing for bioaugmentation 15 FT higher end of recommended value-see white paper <br /> wells <br /> k bioaugmenation wells per location 1 EA =e/j <br /> I total number of bioagumentation wells 1500 =i x k <br /> M well depth per location 137 FT =d+2 <br /> n total well footage for entire alignment 205,500 FT =m x i <br /> o drilling rate 200 FT/day amec assumption <br /> p drill crews 4 <br /> q days on site 257 DAY =n/(p x o) <br /> r recirculation pulse time 3 HR/week similar to Hyndman et al.,2000 <br /> s recirculation flow rate 1.3 GPM based on Hyndman et al.,2000,scaled to WWTF conditions <br /> t %wells pumping 1.8 %of time =r x(wk/168 hr) <br /> u total gpm 36 GPM =I x s x t <br /> v pumping lift 30 FT =b+5 <br /> w biobarrier 2 FT <br /> x biobarrier width 0.21 ACRE =a x w x(acre/43560 sf) <br /> y system run time 350 DAY/YR assume system operates 350 days per year <br /> Z total hours runtime 8400 HR =y x(24 hr/day) <br /> =i x t x 0.05 hp/pump(horespower requirments per pump estimated using <br /> as horsepower for pumping 135 HP note#2) <br /> bb jannual power consumption 846 MW-hr =z x as x(1.34 hp/kW)x(MW/1000 kW) <br /> cc effective porosity 0.2 <br /> dd pore volume of barrier wall 201,960 GAL =cc x w x j x(7.48 gal/cf) <br /> ee volume of barrier wall 5,000 CY =a x e x w x(cy/27 cf) <br /> ff target weekly substrate addition 100 MG/LANK same as Hyndman et al.,2000 <br /> gg mass of substrate added per week 168 LB/WK =dd x ff x[(Ib/gal)/(120,000 mg/L)] <br /> hh mass of substrate added per year 8736 LB/YR =gg x(52 wk/yr) <br /> ii well pairs operated by delivery module 10 assumes each module controls delivery and mixing for 10 well pairs <br /> jj I number of treatment modules 75 =i/2/ii <br /> Notes <br /> cells highlight blue are calculated values <br /> #2 htti)://www.engineeringtoolbox.com/pumping-water-horsepower-d 753.html <br /> AMEC Geomatrix, Inc. <br /> \\oad-fs1\doc_safe\9000s\9837.006\4000 REGULATORY\FS Assessment_Apx B_012711\Attachment B.2\Attachment B.2-Bioaugmentation-Tables B.2-1 to B.2-3.xlsx Page 1 of 1 <br />