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f i q <br /> volume ofBepenn Borehole <br /> ing and and Annular Space <br /> Hole <br /> Volume/ <br /> Volume/ Nominal linear ft. Of* <br /> Kola linear ft. Casing Diameter Annular Space <br /> Diameter of hole (inches) Gal. Cu. Ft. <br /> (inches) _-_-_.,____ <br /> Gal. Cu. ft. ----------- <br /> ------------------------- 2 1.91 0.26 <br /> 7.25 2.14 0.29 <br /> 8.25 2.78 0.37 <br /> 2 2.55 0.34 <br /> 2 4,Q6 0.54 <br /> 10.25 4.29 0.57 r <br /> 10.25 4.29 0.57 <br /> 4 3,45 0.46 { <br /> 12.25 6.13 0.82 <br /> 4 5.30 0.71 <br /> *Note; Annular volumes will be multiplied by 30% tj account for <br /> porosity of filter pack. <br /> If the aquifer is slow torecharge, development will <br /> continue until recharge is too slow to practically continue. <br /> The volume of water produced versus time will be recorded. <br /> 55 <br /> All withdrawn groundwater will be stored on-site by the <br /> gallon waste drums unless permission is granted <br /> appropriate regulatory agency to discharge the water l the <br /> Drummed water w <br /> l be <br /> ground surface or sanitary sewer. to help ensure <br /> ppro labeled source £ <br /> the water <br /> ate disposalbased on acontamination levels- <br /> 11.0 <br /> 11.0 soil Sampling Protocol <br /> 11.,1 sample Collection During Drilling Activities <br /> A proposal will be submitted t ple lead <br /> Regulatory <br /> slatory <br /> Authority with proposed boring/ <br /> exact loeatinntand number of he field by the bproject Geologist/Engineer.ngs at each site will be <br /> ori <br /> determined <br /> Prior to arriving at the sample site, the drill rig/aiders <br /> will be steam cleaned and all sample equipment will be <br /> cleaned. Cleaning will be conducted on-site on all sampling <br /> equipment between each sample interval. <br /> Soil samples will be obtained using a California modified <br /> split-spoon sampler containing three, six inch long, <br /> inch diameter brass tubes. The sampler will b� driund ven <br /> 18 <br /> inches ahead of the inlaccorda'nceauger <br /> withbAmerican society f .r <br /> with a 30 inch drop <br />