TY - SER TI - Journal of Hydraulic Engineering.. Vol. 115 No. 12 (1989) PY - 0000///[date of publication not identified] CY - New York : American Society of Civil Engineers. N1 - It contains of Papers, Technical Note and Discussions on December 1989 in Vol. 115 No. 12; TECHNICAL PAPERS : Turbulent Surface Jet in Channel of Limited Depth / Thomas F. Swean Jr., Steven E. Ramberg, Michael W. Plesniak, and Michael B. Stewart. Hydraulic Jump as "Mixing Layer." / Jack W. Hoyt and R. H. J. Sellin. Riprap Protection without Filter Layers / Anders Worman. Simulating Effect of Channel Changes on Stream Infiltration / A. G. Guzman, L. G. Wilson, S. P. Neuman, and M. D. Osborn. Volumetric Approach to Multiaquifer and Horizontal Fracture Wells / Zekai Sen. Radial Flow in Vertically Graded Hydraulic Conductivity Aquifers / Zekai Sen. Viscous Damping: Time Convolution of Impulsive Solution / Eugenio Pugliese Carratelli. TECHNICAL NOTES : Prediction of Sediment Sampling Error at Nozzle / Edmund Atkinson. Comparison: US P-61 and Delft Sediment Samplers / Joseph P. Beverage and David T. Williams. Analytic Solutions for Tidal Model Testing / Ching L. Chen. Equations for Axisymmetric and Two-Dimensional Turbulent Jets / Walter C. Mih. ERRATA. END OF YEAR INDEX ER -