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Bouwer&Rice Page 1 of 2 <br /> Well No. A-2 <br /> Golder Name BH6 <br /> Test Type Rising Head <br /> Bouwer and Rice Analysis <br /> Bouwer and Rice,1976 <br /> ♦Residual Head <br /> 10.00 <br /> 1.00 <br /> Y <br /> w <br /> Y <br /> x <br /> b <br /> x 0.10 <br /> 0.01 <br /> 0.000 2.000 4.000 6.000 8.000 10.000 12.000 14.000 16.000 18.000 20.000 22.000 24.000 26.000 28.000 30.000 <br /> Elapsed time(mina) <br /> K Hydraulic conductivity <br /> r. Radius of unscreened part of the well 0.11 feet <br /> rW Horizontal distance from well centre to undisturbed aquifer 0.15 feet <br /> R. Radial distance over which the head difference ho is dissipated 3.07 feet <br /> d Length of well screen or open section of well 10.00 feet <br /> Line 1 ho Residual head in the well at time t=0(ho) L00': feet <br /> Line 1 ht Residual Head in the well at chosen elapsed time t 0.30.. feet <br /> D Saturated thickness of aquifer(approximately) 11.53 feet <br /> b Distance between static water level and bottom of screened section 11.03 feet <br /> A Dimensionless constant obtained from the Bouwer and Rice curves. 3.60 <br /> B Dimensionless constant obtained from the Bouwer and Rice curves. 1,20 <br /> Line I t Chosen elapsed time from plot above 18.00 mins <br /> d/rw Calculated parameter to obtain A and B factors from Bouwer and Rice cur 68.60 <br /> In(R,/rw)= 1 3.05 <br /> 1.1 + A+B In((D-b)/rw) <br /> In(b/rv,.) d/rw <br /> K= r.2 In Wr.,) x In(ho/ht) t K(feet/min) K(m/s) K(cm/s) <br /> 2dt Line 1 1.22E-04 6.18E-07 6.18E-05 <br /> A2RIS.ANL <br />