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Table No.-1 Job Number. 98-110 <br /> Coulson Excavating Company,Inc. Date: 9/18/9s <br /> Challenger Pit Calc. By: BKW <br /> Modified Blaney-Criddle Consumptive Use Analysis <br /> Crop: Com Calculated Number of Days in Growing Season= 210 <br /> Weather Station: 147ndsor Maximum Number of Days in Growth Period= 140 <br /> Latitude of Project Site: 40.15 <br /> Earliest Growth Date Temperature(-F 55 Earliest Growth Date= May 20 <br /> Latest Growth Date Temperature(°F) 32 Latest Growth Date= December 5 <br /> a. <br /> �4. <br /> Janus -N/A - 26.8 0.15 OA2 0.06 8.74 1.81 0% 0.00 <br /> February -WA - 31.1 0.22 OA2 0.09 8.71 2.09 0% 0.00 <br /> March -N/A - 37.8 U4 0.42 0.14 8.32 3.14 0% 0.00 <br /> April -N/A - 47.1 0.50 0.42 0.21 8.93 4.21 0% 0.00 <br /> May May 25 59.7 0.72 0.46 0.32 10.02 5.98 35% 0.68 <br /> June June 15 66.0 0.83 0.58 0.48 10.10 6.67 100% 3.20 <br /> July July 15 71.8 0.93 0.78 0.73 10.23 7.35 100% 5,33 <br /> August August 15 70.0 0.90 1.02 0.91 9.56 6.69 100% 6111 <br /> September September 15 61.2 0.74 1.08 0.80 8.39 5.13 100% 4.11 <br /> October October 15 50.2 0.55 1.05 0.58 7.75 3.89 ,100% 2.26 <br /> November -N/A- 36.0 0.32 0.98 0.32 6.72 100% 0.00 <br /> December -N/A- 29.6 0.20 0.96 0.19 6.53 1.93 16% 0.00 <br /> Equations: -- <br /> _ -�-_ K=N*K. <br /> F=(t'P)/100 <br /> K,=0.0173(t)-0.314 ra.um a tie dd.a wrn.+y.er <br /> 0 n ..co S= <br />