Table Of Content

Coastal Engineering, 15 (1991) 607-609 Elsevier Science Publishers B.V., Amsterdam Contents Volume 15, 1991 Special Issue: Breakwaters Introduction J.W. van der Meer (Emmeloord, The Netherlands) Deterministic computer-aided optimum design of rock rubble-mound breakwater cross- sections W. de Haan (Amsterdam, The Netherlands) Rocking armour units: Number, location and impact velocity J.W. van der Meer and G. Heydra (Emmeloord, The Netherlands) Numerical determination of wave transmission through a rubblemound breakwater at Visakhapatnam, India S.V.S.L.N. Sastry (Andrah Pradesh, India), P. Hélscher and F.B.J. Barends (Delft, The Netherlands) Stability of Accropode(R ) and comparison with dolosse A.H. Holtzhausen and J.A. Zwamborn (Stellenbosch, S. Africa) Experimental analysis of the load-time histories of concrete to concrete impact J.G.M. van Mier (Delft, The Netherlands) and S. Lenos (Rijswijk, The Netherlands) On the determination of concrete armour unit stresses including specific results related to Dolosse H.F. Burcharth (Aalborg, Denmark), G.L. Howell (Vicksburg, Miss., USA) and Z. Liu (Aalborg, Denmark ) Book reviews Marinas: Design and Operation/ Marinas: Design and Feasibility, by W.R. Blain and N.B. Webber (Editors )— F. Vasca Costa Applications in Coastal Modeling, by V.C. Lakhan and A.S. Trenhaile (Editors )— R. Bonneville Announcements Research papers Wave transformation J.W. Kamphuis (Kingston, Ont., Canada) Incipient wave breaking J.W. Kamphuis (Kingston, Ont., Canada) The run-up of nonbreaking and breaking solitary waves J.A. Zelt (Pasadena, Calif., USA) A model for sediment re-entrainment and transport in shallow basin flows K.J. Eidsvik and T. Utnes (Trondheim, Norway )............::csscccssssccesseceeseceeeseeeeseeeeeeeeeeees 247 The modelling of the free surface flow of water over topography B. Johns (Reading, UK) A numerical model of the vertical distribution of longshore currents on a plane beach P. Dong and K. Anastasiou (London, UK) .............cccccsscessecesceeseeeeaeeeseeeeaeeeeeeeeeeeseeeeeeeees 279 608 Discussions Random breaking waves: a closed-form solution for planar beaches, by W.R. Dally * Comments — R.C. Nelson (Campbell, A.C.T., Australia) ...............:cccssseccsssereeeseeeeeeees 299 * Reply — W.R. Dally (Melbourne, Fla., USA) Waves in harbour with partially reflecting structures, by M. Isaacson and S. Qu * Comments — L. Hamm (Grenoble, France) * Reply — M. Isaacson and S. Qu (Vancouver, B.C., Canada) Book reviews Mathematical Modelling of Tides and Estuarine Circulation. The Coastal Seas of Southern British Columbia and Washington State, by P.B. Crean, T.S. Murty and J.A. Stronach (Editors )— J.W. Kamphuis (Kingston, Ont., Canada) Hydrodynamics of Coastal Zones, by S.R. Massel — B. Le Mehaute (Miami, Fla, USA)... Announcement Research papers Onshore-offshore sediment transport on beaches M.C. Quick (Vancouver, B.C., Canada ) The influence of armour stone gradation on dynamically stable breakwaters K.R. Hall and J.S. Kao (Kingston, Ont., Canada) Dispersive shallow water waves over a porous sea bed G. Flaten (Oslo, Norway) and O.B. Rygg (Kjeller, Norway ) A new form of the Boussinesq equations with improved linear dispersion characteristics P.A. Madsen (Horsholm, Denmark), R. Murray (Brisbane, Qld., Australia) and O.R. Sorensen (Hoersholm, Denmark ) On a highly effective wave absorber SW. iowa amd DT. Tia CR ee OD onan scsi ves aveapacdes esti bs esercediavnns 389 PONE i cscs isioinisnscnnscecckhinepecpticsasanbnidca iaicueaireaditaetattnaacaa ecdokeeesa eceie eoccceee 407 Research papers Patterns of nearshore sediment transport along the Nile Delta, Egypt O.E. Frihy, A.M. Fanos, A.A. Khafagy (Alexandria, Egypt) and P.D. Komar (Corvallis, Oreg., USA) Modelling of undertwo by a one-equation turbulence model R. Deigaard, P. Justesen and J. Fredsze (Lyngby, Denmark ) A simple quasi-3-D model of suspended sediment transport in a nonequilibrium state K. Nadaoka, H. Yagi and H. Kamata (Tokyo, Japan ) A simple quasi-3-D model of suspended sediment transport in a nonequilibrium state K. Nadaoka, H. Yagi and H. Kamata (Tokyo, Japan) Wave groupiness variations in the nearshore J.H. List (St. Petersburg, Fla., USA) Gravity waves over porous bottoms Z. Gu and H. Wang (Gainesville, Fia., USA) Velocity distributions of waves and currents in the combined flow Z.-J. You, D.L. Wilkinson (Manly Valy, NSW, Australia) and P. Nielsen (Sydney NSW, Australia ) Ocean waves over shoals V. Lie and A. Torum (Trondheim, Norway ) Laboratory measurements of uniform longshore currents P.J. Visser (Delft, The Netherlands ) Book reviews Hydrodynamics and Sediment Dynamics ofT idal Inlets, by D.G. Aubry and L. Weishar (Editors )— D.J. Galvin Coastal Protection, by K.W. Pilarczyk (Editor) — H.F. Burcharth Marine Geological Surveying and Sampling, by E.A. Hailwood and R.B. Kidd (Editors) — M. Talwani Announcements OE GGL. A) SRN TENE PE REE COP RSC Ser h V eM OPORY RROIT DTo FPa r RRO RN TRS PY REDETEN SCS er Pree h my reer 607