Laserfiche WebLink
TABLE IV <br /> HYDRAULIC CONDUCTIVITY <br /> BROWER AND RICE SLUG TEST <br /> 749 E Charter Way <br /> Stockton, Ca <br /> Constants <br /> Formula. ln(Re/Rw) = 1/( ( 1 1/ln(Lw/Rw) + C/Le/Rw) ) <br /> Le = Screen Length <br /> r Rw = Borehole radius <br /> Lw = Distance from water table to bottom of screen <br /> C = Geometric variable from graph <br /> Well No. Le Rw Lw C ln(Re/Rw) <br /> MW-4 11 78 0. 334 10. 55 2. 00 2 66 <br /> MW--5 11. 05 0 334 9. 90 2. 00 2 60 <br /> MW-6 10. 23 0 334 7 44 1 90 2. 40 <br /> Formula: K= (rZx ln(Re/Rw)/2 x Le x T) x lnYo/Y <br /> r = Effective radius <br /> T = Time at Y <br /> Y = Arbitrary height of water during test <br /> Yo= Height of water at time zero <br /> Well No r Y Yo T K <br /> Ft Ft. Ft. Sec Ft/Sec <br /> MW-4 0 208 0. 50 1. 23 40 0 0. 004110 <br /> MW-5 0. 208 0 40 1 15 45. 0 0 000119 <br /> MW-6 0 208 1. 45 2. 79 150 0 0. 000022 <br /> GEOMETRIC MEAN 0 000066 <br /> HYDRAULIC CONDUCTIVITY 5. 71 Ft/Day <br />,0 <br />