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r <br /> SECOR <br />' Science&Engineering Analysis Corporation <br /> MEMORANDUM <br /> r <br />' To: Richard Casias From: Paul Horton <br /> RE: CRC-Major Mart Report Appendix <br /> Fate and Transport Model Parameters Date: November 18, 1994 <br /> N0026-001-01 Task 005 <br /> These equations and the accompanying text form the calculated basis of our evaluation of 1,2 DCA fate and <br /> transport at the Mayor Mart site <br /> r <br /> Aquifer Parameters <br />' kv 0 3 ft/day (lab testing) = vertical hydraulic conductivity <br /> kH 3 ft/day (estimate) = horizontal hydraulic conductivity <br /> 0 z 0 40 (lab testing) = porosity <br /> dh/dl = 0 001 - 0 01 (field data, variable direction) = hydraulic gradient <br />' Model Parameters <br /> Rf 1 0 + (pB/0 x K, -- calculated retardation factor <br />' Where the variables <br />' PB = dry bulk density (g/cm3) = 162 (lab testing) <br /> 0 — total porosity = 0 40 (lab testing) <br /> Kp = partitioir coefficient <br /> And KB is defined to be <br /> KP _ Koc x foc <br /> PROMCT/N026PM MFM SECOR / CONCORD <br />