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• Table 1 Equations for AQUILIS Pit Inflow Model <br />Explanations of parameters and variables: <br />Q(L,M) = Volumetric flowrate to aquifer L, sink M in ft3/day <br />RA(L,M) = Rate of advance of aquifer excavation, aquifer L, sink M, <br /> in ft/day <br />S(L) = Storage Coefficient of aquifer L, dimensionless <br />T(L) Transmiss}vity of aquifer L in direction perpendicular.to face <br /> cut in ft /day <br />HO(L) = Initial Potentiometric Head above top of confined aquifer Lin ft <br />SY(L) = Specific yield of the unconfined portion of aquifer L after being <br /> excavates, dimensionless <br />B(L) Saturated thickness of aquifer L in ft <br />TI(K)-TL(L,M) = Elapsed time between start of excavation in aquifer L, sink M, <br /> and time of computation at time step K, in days <br />• LS(L,M) = Length of sink M in aquifer L, in ft <br />DA(L,M) = distance of influence for unconfined conditions, aquifer L, <br /> sink M, in ft <br />DC(L,M) distance of influence for confined conditions, aquifer L, sink M, <br /> in ft <br />CH(L,M) = P-head at boundary for aquifer L, sink M, i~ feet <br />DB(L,M) = distance to boundary for aquifer L, sink M, in ft <br />ST = time required for the distance of influence to intercept the <br /> constant head boundary. in days <br /> <br /> <br />• <br />6 <br />